﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2011v1.2">
  <ReturnHeader binaryAttachmentCount="0">
    <Timestamp>2012-11-14T16:24:49-06:00</Timestamp>
    <TaxPeriodEndDate>2011-12-31</TaxPeriodEndDate>
    <PreparerFirm>
      <EIN>232586736</EIN>
      <PreparerFirmBusinessName>
        <BusinessNameLine1>DANIEL A WINTERS &amp; COMPANY CPAS</BusinessNameLine1>
      </PreparerFirmBusinessName>
      <PreparerFirmUSAddress>
        <AddressLine1>6 DICKINSON DR STE 205</AddressLine1>
        <City>CHADDS FORD</City>
        <State>PA</State>
        <ZIPCode>19317</ZIPCode>
      </PreparerFirmUSAddress>
    </PreparerFirm>
    <ReturnType>990</ReturnType>
    <TaxPeriodBeginDate>2011-01-01</TaxPeriodBeginDate>
    <Filer>
      <EIN>232715440</EIN>
      <Name>
        <BusinessNameLine1>STEAMFITTERS LU NO 420 WELFARE PLAN</BusinessNameLine1>
      </Name>
      <NameControl>STEA</NameControl>
      <Phone>2673502600</Phone>
      <USAddress>
        <AddressLine1>14420 TOWNSEND ROAD NO B</AddressLine1>
        <City>PHILADELPHIA</City>
        <State>PA</State>
        <ZIPCode>191541028</ZIPCode>
      </USAddress>
    </Filer>
    <Officer>
      <Name>GERALD J DIVINY</Name>
      <Title>PLAN ADMINISTRATOR</Title>
      <Phone>2673502600</Phone>
      <DateSigned>2012-11-14</DateSigned>
      <AuthorizeThirdParty>1</AuthorizeThirdParty>
    </Officer>
    <Preparer>
      <Name>CRAIG D WINTERS CPA</Name>
      <PTIN>P00154131</PTIN>
      <Phone>6103582000</Phone>
      <DatePrepared>2012-11-14</DatePrepared>
    </Preparer>
    <TaxYear>2011</TaxYear>
    <BuildTS>2016-02-24 21:20:13Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCount="5">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <NameOfPrincipalOfficerPerson>GERALD J DIVINY</NameOfPrincipalOfficerPerson>
      <AddressPrincipalOfficerUS>
        <AddressLine1>14420 TOWNSEND ROAD NO B</AddressLine1>
        <City>PHILADELPHIA</City>
        <State>PA</State>
        <ZIPCode>191541028</ZIPCode>
      </AddressPrincipalOfficerUS>
      <GrossReceipts>54849279</GrossReceipts>
      <GroupReturnForAffiliates>0</GroupReturnForAffiliates>
      <Organization501c typeOf501cOrganization="9">X</Organization501c>
      <WebSite>N/A</WebSite>
      <TypeOfOrganizationTrust>X</TypeOfOrganizationTrust>
      <YearFormation>1950</YearFormation>
      <StateLegalDomicile>PA</StateLegalDomicile>
      <ActivityOrMissionDescription>THIS PLAN PROVIDES SICK, ACCIDENT, HEALTH, VISION, DENTAL AND DEATH BENEFITS TO ITS PARTICIPANTS AND THEIR DEPENDENTS.</ActivityOrMissionDescription>
      <NbrVotingMembersGoverningBody>6</NbrVotingMembersGoverningBody>
      <NbrIndependentVotingMembers>6</NbrIndependentVotingMembers>
      <TotalNbrEmployees>0</TotalNbrEmployees>
      <TotalNbrVolunteers>0</TotalNbrVolunteers>
      <TotalGrossUBI>0</TotalGrossUBI>
      <NetUnrelatedBusinessTxblIncome>0</NetUnrelatedBusinessTxblIncome>
      <ContributionsGrantsPriorYear>0</ContributionsGrantsPriorYear>
      <ContributionsGrantsCurrentYear>0</ContributionsGrantsCurrentYear>
      <ProgramServiceRevenuePriorYear>53145932</ProgramServiceRevenuePriorYear>
      <ProgramServiceRevenueCY>54630852</ProgramServiceRevenueCY>
      <InvestmentIncomePriorYear>5623021</InvestmentIncomePriorYear>
      <InvestmentIncomeCurrentYear>218427</InvestmentIncomeCurrentYear>
      <OtherRevenuePriorYear>0</OtherRevenuePriorYear>
      <OtherRevenueCurrentYear>0</OtherRevenueCurrentYear>
      <TotalRevenuePriorYear>58768953</TotalRevenuePriorYear>
      <TotalRevenueCurrentYear>54849279</TotalRevenueCurrentYear>
      <GrantsAndSimilarAmntsPriorYear>0</GrantsAndSimilarAmntsPriorYear>
      <GrantsAndSimilarAmntsCY>0</GrantsAndSimilarAmntsCY>
      <BenefitsPaidToMembersPriorYear>55724981</BenefitsPaidToMembersPriorYear>
      <BenefitsPaidToMembersCY>58878782</BenefitsPaidToMembersCY>
      <SalariesEtcPriorYear>205663</SalariesEtcPriorYear>
      <SalariesEtcCurrentYear>218890</SalariesEtcCurrentYear>
      <TotalProfFundrsngExpPriorYear>0</TotalProfFundrsngExpPriorYear>
      <TotalProfFundrsngExpCY>0</TotalProfFundrsngExpCY>
      <TotalFundrsngExpCurrentYear>0</TotalFundrsngExpCurrentYear>
      <OtherExpensePriorYear>1392188</OtherExpensePriorYear>
      <OtherExpensesCurrentYear>1099832</OtherExpensesCurrentYear>
      <TotalExpensesPriorYear>57322832</TotalExpensesPriorYear>
      <TotalExpensesCurrentYear>60197504</TotalExpensesCurrentYear>
      <RevenuesLessExpensesPriorYear>1446121</RevenuesLessExpensesPriorYear>
      <RevenuesLessExpensesCY>-5348225</RevenuesLessExpensesCY>
      <TotalAssetsBOY>112299283</TotalAssetsBOY>
      <TotalAssetsEOY>110312415</TotalAssetsEOY>
      <TotalLiabilitiesBOY>1992956</TotalLiabilitiesBOY>
      <TotalLiabilitiesEOY>2047128</TotalLiabilitiesEOY>
      <NetAssetsOrFundBalancesBOY>110306327</NetAssetsOrFundBalancesBOY>
      <NetAssetsOrFundBalancesEOY>108265287</NetAssetsOrFundBalancesEOY>
      <MissionDescription>THIS PLAN PROVIDES SICK, ACCIDENT, HEALTH, VISION, DENTAL AND DEATH BENEFITS TO ITS PARTICIPANTS AND THEIR DEPENDENTS.</MissionDescription>
      <SignificantNewProgramServices>0</SignificantNewProgramServices>
      <SignificantChange>0</SignificantChange>
      <Description>THIS PLAN PROVIDES SICK, ACCIDENT, HEALTH, VISION, DENTAL AND DEATH BENEFITS TO ITS PARTICIPANTS AND THEIR DEPENDENTS. THIS IS ESSENTIALLY THE ONLY PROGRAM SERVICE OF THE ORGANIZATION AND ALL OF THE REVENUES AND EXPENSES ARE CONSIDERED TO BE FOR THIS PURPOSE.</Description>
      <DescribedIn501C3>0</DescribedIn501C3>
      <ScheduleBRequired>0</ScheduleBRequired>
      <PoliticalActivities>0</PoliticalActivities>
      <SubjectToProxyTax>0</SubjectToProxyTax>
      <DonorAdvisedFunds referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFunds>
      <ConservationEasements referenceDocumentId="RetDoc1040000001">0</ConservationEasements>
      <CollectionsOfArt referenceDocumentId="RetDoc1040000001">0</CollectionsOfArt>
      <CreditCounseling referenceDocumentId="RetDoc1040000001">0</CreditCounseling>
      <TermOrPermanentEndowments referenceDocumentId="RetDoc1040000001">0</TermOrPermanentEndowments>
      <ReportLandBldgEquip referenceDocumentId="RetDoc1040000001">1</ReportLandBldgEquip>
      <ReportInvestOthSecurities referenceDocumentId="RetDoc1040000001">1</ReportInvestOthSecurities>
      <ReportProgRelInvest referenceDocumentId="RetDoc1040000001">0</ReportProgRelInvest>
      <ReportOtherAssets referenceDocumentId="RetDoc1040000001">0</ReportOtherAssets>
      <ReportOtherLiabilities referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilities>
      <ReportFin48Footnote referenceDocumentId="RetDoc1040000001">1</ReportFin48Footnote>
      <IndependentAuditFinancialStmt referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinancialStmt>
      <ConsolidatedAuditFinancialStmt referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinancialStmt>
      <School>0</School>
      <ForeignOffice>0</ForeignOffice>
      <ForeignActivities>0</ForeignActivities>
      <MoreThan5000KToOrganizations>0</MoreThan5000KToOrganizations>
      <MoreThan5000KToIndividuals>0</MoreThan5000KToIndividuals>
      <ProfessionalFundraising>0</ProfessionalFundraising>
      <FundraisingActivities>0</FundraisingActivities>
      <Gaming>0</Gaming>
      <Hospital>0</Hospital>
      <GrantsToOrganizations>0</GrantsToOrganizations>
      <GrantsToIndividuals>0</GrantsToIndividuals>
      <ScheduleJRequired referenceDocumentId="RetDoc1042400001">1</ScheduleJRequired>
      <TaxExemptBonds>0</TaxExemptBonds>
      <LoanToOfficerOrDQP>0</LoanToOfficerOrDQP>
      <GrantToRelatedPerson>0</GrantToRelatedPerson>
      <BsnssRltnshpWithOrganization>0</BsnssRltnshpWithOrganization>
      <BsnssRltnshpThruFamilyMember>0</BsnssRltnshpThruFamilyMember>
      <OfficerEntityWithBsnssRltnshp>0</OfficerEntityWithBsnssRltnshp>
      <DeductibleNonCashContributions>0</DeductibleNonCashContributions>
      <DeductibleContributionsOfArt>0</DeductibleContributionsOfArt>
      <Terminated>0</Terminated>
      <PartialLiquidation>0</PartialLiquidation>
      <DisregardedEntity referenceDocumentId="RetDoc1043400001">0</DisregardedEntity>
      <RelatedEntity referenceDocumentId="RetDoc1043400001">1</RelatedEntity>
      <RelatedOrgControlledEntity>0</RelatedOrgControlledEntity>
      <TransactionRelatedEntity referenceDocumentId="RetDoc1043400001">0</TransactionRelatedEntity>
      <ActivitiesConductedPartnership referenceDocumentId="RetDoc1043400001">0</ActivitiesConductedPartnership>
      <ScheduleORequired>1</ScheduleORequired>
      <InfoInScheduleOPartV>X</InfoInScheduleOPartV>
      <NumberFormsTransmittedWith1096>84</NumberFormsTransmittedWith1096>
      <NumberW2GIncluded>0</NumberW2GIncluded>
      <ComplianceWithBackupWitholding>1</ComplianceWithBackupWitholding>
      <NumberOfEmployees>0</NumberOfEmployees>
      <EmploymentTaxReturnsFiled>1</EmploymentTaxReturnsFiled>
      <UnrelatedBusinessIncome>0</UnrelatedBusinessIncome>
      <ForeignFinancialAccount>0</ForeignFinancialAccount>
      <ProhibitedTaxShelterTrans>0</ProhibitedTaxShelterTrans>
      <TaxablePartyNotification>0</TaxablePartyNotification>
      <NonDeductibleContributions>0</NonDeductibleContributions>
      <IndoorTanningServices>0</IndoorTanningServices>
      <InfoInScheduleOPartVI>X</InfoInScheduleOPartVI>
      <NbrVotingGoverningBodyMembers>6</NbrVotingGoverningBodyMembers>
      <NumberIndependentVotingMembers>6</NumberIndependentVotingMembers>
      <FamilyOrBusinessRelationship>0</FamilyOrBusinessRelationship>
      <DelegationOfManagementDuties>0</DelegationOfManagementDuties>
      <ChangesToOrganizingDocs>0</ChangesToOrganizingDocs>
      <MaterialDiversionOrMisuse>0</MaterialDiversionOrMisuse>
      <MembersOrStockholders>0</MembersOrStockholders>
      <ElectionOfBoardMembers>1</ElectionOfBoardMembers>
      <DecisionsSubjectToApproval>0</DecisionsSubjectToApproval>
      <MinutesOfGoverningBody>1</MinutesOfGoverningBody>
      <MinutesOfCommittees>0</MinutesOfCommittees>
      <OfficerMailingAddress>0</OfficerMailingAddress>
      <LocalChapters>0</LocalChapters>
      <Form990ProvidedToGoverningBody>0</Form990ProvidedToGoverningBody>
      <ConflictOfInterestPolicy>1</ConflictOfInterestPolicy>
      <AnnualDisclosureCoveredPersons>1</AnnualDisclosureCoveredPersons>
      <RegularMonitoringEnforcement>1</RegularMonitoringEnforcement>
      <WhistleblowerPolicy>0</WhistleblowerPolicy>
      <DocumentRetentionPolicy>1</DocumentRetentionPolicy>
      <CompensationProcessCEO>0</CompensationProcessCEO>
      <CompensationProcessOther>0</CompensationProcessOther>
      <InvestmentInJointVenture>0</InvestmentInJointVenture>
      <UponRequest>X</UponRequest>
      <TheBooksAreInCareOf>
        <NameBusiness>
          <BusinessNameLine1>GERALD J DIVINY</BusinessNameLine1>
        </NameBusiness>
        <TelephoneNumber>2673502600</TelephoneNumber>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>191541028</ZIPCode>
        </AddressUS>
      </TheBooksAreInCareOf>
      <InfoInScheduleOPartVII>X</InfoInScheduleOPartVII>
      <Form990PartVIISectionA>
        <NamePerson>THOMAS GALLO</NamePerson>
        <Title>CO-CHAIRMAN</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>TIMOTHY BRINK</NamePerson>
        <Title>CO-CHAIRMAN</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>EDWARD QUINN</NamePerson>
        <Title>TRUSTEE</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>KEVIN HEFFERNAN</NamePerson>
        <Title>TRUSTEE</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>JAMES GAFFNEY</NamePerson>
        <Title>TRUSTEE</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>JAMES SNELL</NamePerson>
        <Title>TRUSTEE</Title>
        <AverageHoursPerWeek>1.00</AverageHoursPerWeek>
        <IndividualTrusteeOrDirector>X</IndividualTrusteeOrDirector>
        <ReportableCompFromOrganization>0</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>0</ReportableCompFromRelatedOrgs>
        <OtherCompensation>0</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>GERALD DIVINY</NamePerson>
        <Title>ADMINISTRATOR</Title>
        <AverageHoursPerWeek>9.00</AverageHoursPerWeek>
        <Officer>X</Officer>
        <ReportableCompFromOrganization>30593</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>102419</ReportableCompFromRelatedOrgs>
        <OtherCompensation>76171</OtherCompensation>
      </Form990PartVIISectionA>
      <Form990PartVIISectionA>
        <NamePerson>ROBERT WINTHER</NamePerson>
        <Title>ASST. ADMINISTRATOR</Title>
        <AverageHoursPerWeek>8.00</AverageHoursPerWeek>
        <HighestCompensatedEmployee>X</HighestCompensatedEmployee>
        <ReportableCompFromOrganization>25111</ReportableCompFromOrganization>
        <ReportableCompFromRelatedOrgs>84067</ReportableCompFromRelatedOrgs>
        <OtherCompensation>55162</OtherCompensation>
      </Form990PartVIISectionA>
      <TotalReportableCompFromOrg>55704</TotalReportableCompFromOrg>
      <TotalReportableCompFrmRltdOrgs>186486</TotalReportableCompFrmRltdOrgs>
      <TotalOtherCompensation>131333</TotalOtherCompensation>
      <NumberIndividualsGT100K>0</NumberIndividualsGT100K>
      <FormersListed>0</FormersListed>
      <TotalCompGT150K>1</TotalCompGT150K>
      <CompensationFromOtherSources>0</CompensationFromOtherSources>
      <ContractorCompensation>
        <NameOfContractor>
          <NameBusiness>
            <BusinessNameLine1>INDEPENDENCE BLUE CROSS</BusinessNameLine1>
          </NameBusiness>
        </NameOfContractor>
        <AddressOfContractor>
          <AddressUS>
            <AddressLine1>1901 MARKET STREET</AddressLine1>
            <City>PHILADELPHIA</City>
            <State>PA</State>
            <ZIPCode>19103</ZIPCode>
          </AddressUS>
        </AddressOfContractor>
        <DescriptionOfServices>ADMINISTRATOR OF BENEFITS</DescriptionOfServices>
        <Compensation>4767506</Compensation>
      </ContractorCompensation>
      <ContractorCompensation>
        <NameOfContractor>
          <NameBusiness>
            <BusinessNameLine1>GEMGROUP</BusinessNameLine1>
          </NameBusiness>
        </NameOfContractor>
        <AddressOfContractor>
          <AddressUS>
            <AddressLine1>650 NAAMANS RD</AddressLine1>
            <City>CLAYMONT</City>
            <State>DE</State>
            <ZIPCode>19703</ZIPCode>
          </AddressUS>
        </AddressOfContractor>
        <DescriptionOfServices>CONTRACT ADMINISTRATOR</DescriptionOfServices>
        <Compensation>500030</Compensation>
      </ContractorCompensation>
      <ContractorCompensation>
        <NameOfContractor>
          <NameBusiness>
            <BusinessNameLine1>DELTA DENTAL OF PENNSYLVANIA</BusinessNameLine1>
          </NameBusiness>
        </NameOfContractor>
        <AddressOfContractor>
          <AddressUS>
            <AddressLine1>ONE DELTA DRIVE</AddressLine1>
            <City>MECHANICSBURG</City>
            <State>PA</State>
            <ZIPCode>19154</ZIPCode>
          </AddressUS>
        </AddressOfContractor>
        <DescriptionOfServices>ADMINISTRATOR OF BENEFITS</DescriptionOfServices>
        <Compensation>228865</Compensation>
      </ContractorCompensation>
      <ContractorCompensation>
        <NameOfContractor>
          <NameBusiness>
            <BusinessNameLine1>EXPRESS SCRIPTS</BusinessNameLine1>
          </NameBusiness>
        </NameOfContractor>
        <AddressOfContractor>
          <AddressUS>
            <AddressLine1>829 ACADEMY PLACE</AddressLine1>
            <City>PITTSBURGH</City>
            <State>PA</State>
            <ZIPCode>15243</ZIPCode>
          </AddressUS>
        </AddressOfContractor>
        <DescriptionOfServices>ADMINISTRATOR OF BENEFITS</DescriptionOfServices>
        <Compensation>187900</Compensation>
      </ContractorCompensation>
      <ContractorCompensation>
        <NameOfContractor>
          <NameBusiness>
            <BusinessNameLine1>VIRIDIAN ASSET MANAGEMENT</BusinessNameLine1>
          </NameBusiness>
        </NameOfContractor>
        <AddressOfContractor>
          <AddressUS>
            <AddressLine1>267 FIFTH AVENUE</AddressLine1>
            <City>NEW YORK</City>
            <State>NY</State>
            <ZIPCode>10016</ZIPCode>
          </AddressUS>
        </AddressOfContractor>
        <DescriptionOfServices>INVESTMENT MANAGER</DescriptionOfServices>
        <Compensation>117078</Compensation>
      </ContractorCompensation>
      <NumberOfContractorsGT100K>5</NumberOfContractorsGT100K>
      <ProgramServiceRevenue>
        <Description>RECEIPTS FROM EMPLOYER</Description>
        <BusinessCode>525100</BusinessCode>
        <TotalRevenueColumn>48583235</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>48583235</RelatedOrExemptFunctionIncome>
      </ProgramServiceRevenue>
      <ProgramServiceRevenue>
        <Description>PARTICIPANT CONTRIBUTI</Description>
        <BusinessCode>525100</BusinessCode>
        <TotalRevenueColumn>4805342</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>4805342</RelatedOrExemptFunctionIncome>
      </ProgramServiceRevenue>
      <ProgramServiceRevenue>
        <Description>MEDICARE PART D SUBSID</Description>
        <BusinessCode>525100</BusinessCode>
        <TotalRevenueColumn>1036441</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>1036441</RelatedOrExemptFunctionIncome>
      </ProgramServiceRevenue>
      <ProgramServiceRevenue>
        <Description>LIQUIDATED DAMAGES</Description>
        <BusinessCode>525100</BusinessCode>
        <TotalRevenueColumn>119865</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>119865</RelatedOrExemptFunctionIncome>
      </ProgramServiceRevenue>
      <ProgramServiceRevenue>
        <Description>COBRA PREMIUM SUBSIDY</Description>
        <BusinessCode>525100</BusinessCode>
        <TotalRevenueColumn>85969</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>85969</RelatedOrExemptFunctionIncome>
      </ProgramServiceRevenue>
      <TotalProgramServiceRevenue>54630852</TotalProgramServiceRevenue>
      <InvestmentIncome>
        <TotalRevenueColumn>218427</TotalRevenueColumn>
        <ExclusionAmount>218427</ExclusionAmount>
      </InvestmentIncome>
      <TotalRevenue>
        <TotalRevenueColumn>54849279</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>54630852</RelatedOrExemptFunctionIncome>
        <UnrelatedBusinessRevenue>0</UnrelatedBusinessRevenue>
        <ExclusionAmount>218427</ExclusionAmount>
      </TotalRevenue>
      <BenefitsToMembers>
        <Total>58878782</Total>
      </BenefitsToMembers>
      <CompCurrentOfficersDirectors>
        <Total>103290</Total>
      </CompCurrentOfficersDirectors>
      <OtherSalariesAndWages>
        <Total>50919</Total>
      </OtherSalariesAndWages>
      <PensionPlanContributions>
        <Total>37812</Total>
      </PensionPlanContributions>
      <OtherEmployeeBenefits>
        <Total>18448</Total>
      </OtherEmployeeBenefits>
      <PayrollTaxes>
        <Total>8421</Total>
      </PayrollTaxes>
      <FeesForServicesManagement>
        <Total>445264</Total>
      </FeesForServicesManagement>
      <FeesForServicesLegal>
        <Total>65527</Total>
      </FeesForServicesLegal>
      <FeesForServicesAccounting>
        <Total>18798</Total>
      </FeesForServicesAccounting>
      <FeesForServicesInvstMgmntFees>
        <Total>258473</Total>
      </FeesForServicesInvstMgmntFees>
      <FeesForServicesOther>
        <Total>179939</Total>
      </FeesForServicesOther>
      <OfficeExpenses>
        <Total>98197</Total>
      </OfficeExpenses>
      <Occupancy>
        <Total>15805</Total>
      </Occupancy>
      <Travel>
        <Total>2421</Total>
      </Travel>
      <ConferencesMeetings>
        <Total>4090</Total>
      </ConferencesMeetings>
      <DepreciationDepletion>
        <Total>3034</Total>
      </DepreciationDepletion>
      <Insurance>
        <Total>8284</Total>
      </Insurance>
      <TotalFunctionalExpenses>
        <Total>60197504</Total>
      </TotalFunctionalExpenses>
      <SavingsAndTempCashInvestments>
        <BOY>8134179</BOY>
        <EOY>5750130</EOY>
      </SavingsAndTempCashInvestments>
      <AccountsReceivable>
        <BOY>5009201</BOY>
        <EOY>4713560</EOY>
      </AccountsReceivable>
      <PrepaidExpensesDeferredCharges>
        <BOY>11322</BOY>
        <EOY>19731</EOY>
      </PrepaidExpensesDeferredCharges>
      <LandBuildingsEquipmentBasis>134103</LandBuildingsEquipmentBasis>
      <LandBldgEquipmentAccumDeprec>56789</LandBldgEquipmentAccumDeprec>
      <LandBuildingsEquipmentBasisNet>
        <BOY>80348</BOY>
        <EOY>77314</EOY>
      </LandBuildingsEquipmentBasisNet>
      <InvestmentsPubTradedSecurities>
        <BOY>626</BOY>
        <EOY>590</EOY>
      </InvestmentsPubTradedSecurities>
      <InvestmentsOtherSecurities>
        <BOY>98786256</BOY>
        <EOY>99521458</EOY>
      </InvestmentsOtherSecurities>
      <OtherAssetsTotal>
        <BOY>277351</BOY>
        <EOY>229632</EOY>
      </OtherAssetsTotal>
      <TotalAssets>
        <BOY>112299283</BOY>
        <EOY>110312415</EOY>
      </TotalAssets>
      <AccountsPayableAccruedExpenses>
        <BOY>120240</BOY>
        <EOY>150091</EOY>
      </AccountsPayableAccruedExpenses>
      <OtherLiabilities>
        <BOY>1872716</BOY>
        <EOY>1897037</EOY>
      </OtherLiabilities>
      <TotalLiabilities>
        <BOY>1992956</BOY>
        <EOY>2047128</EOY>
      </TotalLiabilities>
      <DoNotFollowSFAS117>X</DoNotFollowSFAS117>
      <CapStckTrstPrinCurrentFunds>
        <BOY>0</BOY>
        <EOY>0</EOY>
      </CapStckTrstPrinCurrentFunds>
      <PaidInCapSrplsLandBldgEqpFund>
        <BOY>0</BOY>
        <EOY>0</EOY>
      </PaidInCapSrplsLandBldgEqpFund>
      <RetainedEarningsEndowmentEtc>
        <BOY>110306327</BOY>
        <EOY>108265287</EOY>
      </RetainedEarningsEndowmentEtc>
      <TotalNetAssetsFundBalances>
        <BOY>110306327</BOY>
        <EOY>108265287</EOY>
      </TotalNetAssetsFundBalances>
      <TotalLiabNetAssetsFundBalances>
        <BOY>112299283</BOY>
        <EOY>110312415</EOY>
      </TotalLiabNetAssetsFundBalances>
      <InfoInScheduleOPartXI>X</InfoInScheduleOPartXI>
      <ReconcilationRevenueExpenses>-5348225</ReconcilationRevenueExpenses>
      <ReconcilationOtherChanges>3334322</ReconcilationOtherChanges>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>0</AccountantCompileOrReview>
      <FSAudited>1</FSAudited>
      <AuditCommittee>0</AuditCommittee>
      <FinancialStatementSeparate>X</FinancialStatementSeparate>
      <FederalGrantAuditRequired>0</FederalGrantAuditRequired>
    </IRS990>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <Buildings>
        <BookValue>0</BookValue>
      </Buildings>
      <LeaseholdImprovements>
        <OtherCostOrOtherBasis>97222</OtherCostOrOtherBasis>
        <Depreciation>20837</Depreciation>
        <BookValue>76385</BookValue>
      </LeaseholdImprovements>
      <Equipment>
        <OtherCostOrOtherBasis>36881</OtherCostOrOtherBasis>
        <Depreciation>35952</Depreciation>
        <BookValue>929</BookValue>
      </Equipment>
      <OtherLandBuildings>
        <BookValue>0</BookValue>
      </OtherLandBuildings>
      <TotalOfBookValueLandBuildings>77314</TotalOfBookValueLandBuildings>
      <OtherSecurities>
        <Description>FIR TREE INT VALUE FUND, LTD CL B RESTRICTED SHARES SERIES 0310</Description>
        <BookValue>5809945</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>SPROTT OFFSHORE FUND LTD CL A NON RESTRICTED SERIES 0102</Description>
        <BookValue>1195065</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>SPROTT OFFSHORE FUND LTD CL B RESTRICTED SERIES 1</Description>
        <BookValue>4063203</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>VIRIDIAN FUND LTD.</Description>
        <BookValue>5344935</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK ACWI EX-U.S. SUPERFUND B</Description>
        <BookValue>5191032</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK U.S. DEBT INDEX FD CL B</Description>
        <BookValue>67264196</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK U.S. EQUITY MARKET FD CL B</Description>
        <BookValue>4431945</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>EATON VANCE INSTITUTIONAL SENIOR LOAN TRUST</Description>
        <BookValue>3116699</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>OAKTREE SENIOR LOAN FUND, LP</Description>
        <BookValue>3104438</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <TotalOfBookValueSecurities>99521458</TotalOfBookValueSecurities>
      <OtherLiabilities>
        <Description>INCURRED BUT NOT REPORTED</Description>
        <Amount>1897037</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>1897037</TotalOfAmounts>
      <TotalRevenue>54849279</TotalRevenue>
      <TotalExpenses>60197504</TotalExpenses>
      <ExcessOrDeficitForYear>-5348225</ExcessOrDeficitForYear>
      <NetUnrealizedGLOnInvestments>3307185</NetUnrealizedGLOnInvestments>
      <OtherAmount>27137</OtherAmount>
      <TotalAdjustments>3334322</TotalAdjustments>
      <ExcessOrDeficitPerFS>-2013903</ExcessOrDeficitPerFS>
      <TotRevenueEtcAuditedFinclStmt>57897991</TotRevenueEtcAuditedFinclStmt>
      <NetUnrealizedGainsInvestments>3307185</NetUnrealizedGainsInvestments>
      <RevenueNotRptdF990>3307185</RevenueNotRptdF990>
      <RevenueSubtotal>54590806</RevenueSubtotal>
      <InvestmentExpensesNotIncluded>258473</InvestmentExpensesNotIncluded>
      <RevenueNotRptdOnFinStmt>258473</RevenueNotRptdOnFinStmt>
      <TotalRevenuePerForm990>54849279</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>59911894</TotExpensesEtcAuditedFinclStmt>
      <ExpensesNotRptdF990>0</ExpensesNotRptdF990>
      <ExpensesSubtotal>59911894</ExpensesSubtotal>
      <InvestmentExpensesNotIncluded2>258473</InvestmentExpensesNotIncluded2>
      <OtherExpensesNotIncluded>27137</OtherExpensesNotIncluded>
      <ExpensesNotRptdOnFinStmt>285610</ExpensesNotRptdOnFinStmt>
      <TotalExpensesPerForm990>60197504</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF UNCERTAIN TAX POSITIONS UNDER FIN 48:</Identifier>
        <ReturnReference>PART X:</ReturnReference>
        <Explanation>ASC 740- INCOME TAXES CLARIFIES THE ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES RECOGNIZED IN AN ORGANIZATION'S FINANCIAL STATEMENTS AND PRESCRIBES A RECOGNITION THRESHOLD AND MEASUREMENT ATTRIBUTE FOR TAX POSITIONS TAKEN OR EXPECTED TO BE TAKEN ON A TAX RETURN, INCLUDING THE ENTITY'S STATUS AS A TAX-EXEMPT ENTITY. THE PLAN HAS DETERMINED THERE IS NO IMPACT ON THE PLAN'S FINANCIAL STATEMENTS FOR THE ADOPTION OF ASC TOPIC 740 FOR THE YEARS ENDED DECEMBER 31, 2011 AND 2010. PART XI, LINE 8 - OTHER ADJUSTMENTS NET BENEFITS ACCRUAL ADJUSTMENTS 27137 PART XIII, NET BENEFITS ACCRUAL ADJUSTMENTS 27137</Explanation>
      </Form990ScheduleDPartXIV>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <SeverancePayment>0</SeverancePayment>
      <SupplementalNonqualRetirePlan>0</SupplementalNonqualRetirePlan>
      <EquityBasedCompArrangement>0</EquityBasedCompArrangement>
      <Form990ScheduleJPartII>
        <NamePerson>GERALD DIVINY</NamePerson>
        <BaseCompensationFilingOrg>30593</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>102419</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>11545</DeferredCompFilingOrg>
        <DeferredCompRelatedOrgs>38652</DeferredCompRelatedOrgs>
        <NontaxableBenefitsFilingOrg>5974</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>20000</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>48112</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>161071</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>ROBERT WINTHER</NamePerson>
        <BaseCompensationFilingOrg>25111</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>84067</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>7308</DeferredCompFilingOrg>
        <DeferredCompRelatedOrgs>24466</DeferredCompRelatedOrgs>
        <NontaxableBenefitsFilingOrg>5379</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>18009</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>37798</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>126542</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART V, SECTION A</ReturnReference>
        <Explanation>PART V ITEM 2 A THE FUND DOES NOT ISSUE W-2S TO ANY EMPLOYEES AND SHARES CERTAIN STAFF WITH OTHER ORGANIZATIONS. THESE STAFF ARE PAID THROUGH ESSENTIALLY A PAYMASTER ARRANGEMENT THAT FUNCTIONS AS THE STAFFS EMPLOYER AND ISSUES FORMS W-2 AND COMPLIES WITH APPLICABLE PAYROLL REPORTING AND RELATED REQUIREMENTS. ACCORDINGLY, THE FUNDS ALLOCATED PORTION OF THE COSTS RELATED TO THIS SHARING IS REPORTED ON FORM 990, INCLUDING ON PART IX, LINES 7 THROUGH 10.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 7A</ReturnReference>
        <Explanation>THE FUND IS ADMINISTERED BY SIX (6) TRUSTEES. THREE OF WHOM ARE APPOINTED BY THE UNION AND THREE OF WHOM ARE APPOINTED BY THE MECHANICAL CONTRACTORS ASSOCIATION OF EASTERN PENNSYLVANIA, INC.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 8B</ReturnReference>
        <Explanation>THERE ARE NO COMMITTEES WITH THE AUTHORITY TO ACT ON BEHALF OF THE GOVERNING BODY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>FORM 990 IS REVIEWED BY THE MANAGEMENT OF THE PLAN, THE PLAN ADMINISTRATOR, PRIOR TO FILING OF THE FORM WITH THE IRS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>ANNUALLY THE TRUSTEES AND KEY EMPLOYEES ARE REMINDED OF THEIR OBLIGATION TO DISCLOSE CONFLICTS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>THE PLAN DOES NOT MAKE THESE DOCUMENTS AVAILABLE TO THE GENERAL PUBLIC.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VII, SECTION A</ReturnReference>
        <Explanation>SOME OF THE TRUSTEES OF THIS FUND ALSO SERVE IN A SIMILAR CAPACITY FOR FUNDS THAT PROVIDE BENEFITS TO MANY OF THE SAME PARTICIPANTS OF THE FUND AND WHICH ARE RELATED ORGANIZATIONS TO THIS FUND. THE ESTIMATED AVERAGE HOURS PER WEEK WORKING ON THE RELATED ORGANIZATIONS IS 1 HOUR FOR EACH FUND</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>CHANGES IN NET ASSETS OR FUND BALANCES:</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>NET UNREALIZED GAINS ON INVESTMENTS: 3307185. NET BENEFITS ACCRUAL ADJUSTMENT 27137. TOTAL TO FORM 990, PART XI, LINE 5: 3334322.</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 VACATION FUND</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>237216231</EIN>
        <PrimaryActivities>TO PROVIDE VACATION BENEFITS TO PARTICIPANTS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)9</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 PENSION PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232004424</EIN>
        <PrimaryActivities>TO PROVIDE PENSION BENEFITS TO PARTICIPANTS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 SUPPLEMENTAL RETIREMENT PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232495379</EIN>
        <PrimaryActivities>TO PROVIDE PENSION BENEFITS TO PARTICIPANTS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 SCHOLARSHIP PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE A</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>236919093</EIN>
        <PrimaryActivities>TO PROVIDE SCHOLARSHIPS TO THE CHILDREN OF MEMBERS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)3</ExemptCodeSection>
        <PublicCharityStatus>3A</PublicCharityStatus>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>PEN PLAN FOR EMPLOYEES OF THE STEAMFITTERS LU NO 420 PEN PL</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232004419</EIN>
        <PrimaryActivities>TO PROVIDE BENEFITS TO SOME PERSONNEL</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>MECHANICAL CONTRACTORS ASSOCIATION OF EASTERN PENNSYLVANIA INC</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>2250 HICKORY ROAD</AddressLine1>
          <City>PLYMOUTH MEETING</City>
          <State>PA</State>
          <ZIPCode>19462</ZIPCode>
        </AddressUS>
        <EIN>230332471</EIN>
        <PrimaryActivities>TO PROVIDE MEETINGS FOR MECHANICAL CONTRACTORS TO DEVELOP THE INDUSTRY</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)6</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>231173155</EIN>
        <PrimaryActivities>TO ELEVATE THE TRADES OF STEAMFITTING/ PIPEFITTING</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)5</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 APPRENTICESHIP AND JOURNEYMAN TRAINING</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>236209472</EIN>
        <PrimaryActivities>EDUCATION FOR APPRENTICESHIP AND JOURNEYMEN</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)3</ExemptCodeSection>
        <PublicCharityStatus>N</PublicCharityStatus>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartIII>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PRECISION MECHANICAL SERVICES LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1906 TUSTIN AVE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19152</ZIPCode>
        </AddressUS>
        <EIN>208173479</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
      </Form990ScheduleRPartIII>
      <Form990ScheduleRPartIII>
        <NameOfRelatedOrg>
          <BusinessNameLine1>C &amp; C CAMPANO HVAC LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1995 FERRY AVE</AddressLine1>
          <City>CAMDEN</City>
          <State>NJ</State>
          <ZIPCode>08104</ZIPCode>
        </AddressUS>
        <EIN>264108957</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
      </Form990ScheduleRPartIII>
      <Form990ScheduleRPartIII>
        <NameOfRelatedOrg>
          <BusinessNameLine1>LAREDO MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>5185 CAMPUS DRIVE SUITE 300</AddressLine1>
          <City>PLYMOUTH MEETING</City>
          <State>PA</State>
          <ZIPCode>19462</ZIPCode>
        </AddressUS>
        <EIN>810614751</EIN>
        <PrimaryActivity>HVAC CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
      </Form990ScheduleRPartIII>
      <Form990ScheduleRPartIII>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
      </Form990ScheduleRPartIII>
      <Form990ScheduleRPartIII>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
      </Form990ScheduleRPartIII>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BLANSKI ENERGY MGT INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1835 PEAR ST</AddressLine1>
          <City>READING</City>
          <State>PA</State>
          <ZIPCode>19601</ZIPCode>
        </AddressUS>
        <EIN>232410060</EIN>
        <PrimaryActivity>SHEET METAL FABRICATION &amp; INSTALLATION</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>D &amp; D HEATING AND AIR CONDITIONING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 535</AddressLine1>
          <City>MAPLE SHADE</City>
          <State>NJ</State>
          <ZIPCode>08052</ZIPCode>
        </AddressUS>
        <EIN>222526196</EIN>
        <PrimaryActivity>HVAC SERVICE &amp; INSTALLATION</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ENGINEERING &amp; REFRIGERATION INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>PO BOX 6636 56-58 BALDWIN AVE PO B</AddressLine1>
          <City>JERSEY CITY</City>
          <State>NJ</State>
          <ZIPCode>07306</ZIPCode>
        </AddressUS>
        <EIN>222591721</EIN>
        <PrimaryActivity>SUPERMARKET REFRIGERATION</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FLUIDICS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN JANINE DAVIS 9815 ROOSEVELT BL</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19114</ZIPCode>
        </AddressUS>
        <EIN>232255666</EIN>
        <PrimaryActivity>MECHANICAL SERVICES</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GENERAL REFRIGERATION CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>613 N 5TH STREET</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19123</ZIPCode>
        </AddressUS>
        <EIN>231441424</EIN>
        <PrimaryActivity>HVAC SALES &amp; SERVICE</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>G M MCCROSSIN INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2780 BENNER PIKE</AddressLine1>
          <City>BELLEFONTE</City>
          <State>PA</State>
          <ZIPCode>16823</ZIPCode>
        </AddressUS>
        <EIN>240837316</EIN>
        <PrimaryActivity>INSTITUTIONAL &amp; INDUSTRIAL CONSTRUCTION</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HERMAN GOLDNER CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>7777 BREWSTER AVE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19153</ZIPCode>
        </AddressUS>
        <EIN>230633740</EIN>
        <PrimaryActivity>HVAC &amp; PLUMBING</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INDUSTRIAL MECHANICAL CONTRACTORS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>240 TANNER AVE</AddressLine1>
          <City>HATBORO</City>
          <State>PA</State>
          <ZIPCode>19040</ZIPCode>
        </AddressUS>
        <EIN>232183790</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INSTRUMENT SCIENCES &amp; TECHNOLOGIES</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1131 STATE HIGHWAY ROUTE 12</AddressLine1>
          <City>FRENCHTOWN</City>
          <State>NJ</State>
          <ZIPCode>08825</ZIPCode>
        </AddressUS>
        <EIN>223275271</EIN>
        <PrimaryActivity>PROCESS INSTRUMENTATION</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>KEYSTONE AIR INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 606</AddressLine1>
          <City>BROOMALL</City>
          <State>PA</State>
          <ZIPCode>19008</ZIPCode>
        </AddressUS>
        <EIN>232983478</EIN>
        <PrimaryActivity>HVAC &amp; REFRIGERATION INSTALLATION &amp; REPAIR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>METZ INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2211 LEHIGH ST PO BOX 4509</AddressLine1>
          <City>EASTON</City>
          <State>PA</State>
          <ZIPCode>18043</ZIPCode>
        </AddressUS>
        <EIN>231718079</EIN>
        <PrimaryActivity>HVAC SERVICE</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MKS MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2 OESTERLING DRIVE</AddressLine1>
          <City>READING</City>
          <State>PA</State>
          <ZIPCode>19605</ZIPCode>
        </AddressUS>
        <EIN>232827933</EIN>
        <PrimaryActivity>PIPING</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MULTI-TEMP MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1000 DELSEA DRIVE I-295 INDUSTRIAL</AddressLine1>
          <City>WESTVILLE</City>
          <State>NJ</State>
          <ZIPCode>08093</ZIPCode>
        </AddressUS>
        <EIN>263145188</EIN>
        <PrimaryActivity>HVAC SERVICE</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>NEIL S SULLIVAN ASSOCIATES LTD</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>36 NORTH DAY STREET</AddressLine1>
          <City>ORANGE</City>
          <State>NJ</State>
          <ZIPCode>07051</ZIPCode>
        </AddressUS>
        <EIN>221760973</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>REGION SERVICE CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1020 BRISTOL PIKE</AddressLine1>
          <City>ANDALUSIA</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>231935887</EIN>
        <PrimaryActivity>HVAC REPAIR &amp; REPLACEMENT</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SDA MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>PO BOX 28 2522 METROPOLITAN DRIVE P</AddressLine1>
          <City>TREVOSE</City>
          <State>PA</State>
          <ZIPCode>19053</ZIPCode>
        </AddressUS>
        <EIN>232500744</EIN>
        <PrimaryActivity>HVAC REPAIR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SIEMENS GENERATION SERVICES CO</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>UNIV CORPORATE CENTER ONE 3501 QUAD</AddressLine1>
          <City>ORLANDO</City>
          <State>FL</State>
          <ZIPCode>32817</ZIPCode>
        </AddressUS>
        <EIN>593594822</EIN>
        <PrimaryActivity>TURBINE MAINTENANCE</PrimaryActivity>
        <LegalDomicileState>DE</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>W F SMITH INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>7310 STATE RD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19136</ZIPCode>
        </AddressUS>
        <EIN>231506931</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ALLSTATES MECHANICAL LTD</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1602 CONCHESTER HIGHWAY</AddressLine1>
          <City>BOOTHWYN</City>
          <State>PA</State>
          <ZIPCode>19061</ZIPCode>
        </AddressUS>
        <EIN>232725936</EIN>
        <PrimaryActivity>HVAC CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CAPITOL REFRIGERATION</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN ROSS ROSALES 55 MAIN STREET</AddressLine1>
          <City>HAMILTON</City>
          <State>NJ</State>
          <ZIPCode>08620</ZIPCode>
        </AddressUS>
        <EIN>223416789</EIN>
        <PrimaryActivity>REFRIGERATION CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CMS MECHANICAL INCORPORATED</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>7 HUMPHREYS DRIVE</AddressLine1>
          <City>IVYLAND</City>
          <State>PA</State>
          <ZIPCode>18974</ZIPCode>
        </AddressUS>
        <EIN>232998531</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>C M TOWERS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>501 A DIVISION STREET</AddressLine1>
          <City>BOONTON</City>
          <State>NJ</State>
          <ZIPCode>07005</ZIPCode>
        </AddressUS>
        <EIN>133032314</EIN>
        <PrimaryActivity>COOLING TOWER REPAIR</PrimaryActivity>
        <LegalDomicileState>DE</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DANELLA CONSTRUCTION CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2290 BUTLER PIKE</AddressLine1>
          <City>PLYMOUTH MEETING</City>
          <State>PA</State>
          <ZIPCode>19462</ZIPCode>
        </AddressUS>
        <EIN>231396417</EIN>
        <PrimaryActivity>UTILITY CONSTRUCTION</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DAVIS MECHANICAL SERVICE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6689 OLD COLLAMER ROAD</AddressLine1>
          <City>EAST SYRACUSE</City>
          <State>NY</State>
          <ZIPCode>13057</ZIPCode>
        </AddressUS>
        <EIN>161299407</EIN>
        <PrimaryActivity>HVAC &amp; REF. SALES &amp; SERVICE &amp; ICE RINKS</PrimaryActivity>
        <LegalDomicileState>NY</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DCK</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>10 HIGHLAND CT</AddressLine1>
          <City>WOOLWICH</City>
          <State>NJ</State>
          <ZIPCode>08085</ZIPCode>
        </AddressUS>
        <EIN>233016278</EIN>
        <PrimaryActivity>CONSTRUCTION MANAGEMENT</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DAY &amp; ZIMMERMAN</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>FRINGE BENEFIT DEPARTMENT 1827 FREE</AddressLine1>
          <City>LANCASTER</City>
          <State>PA</State>
          <ZIPCode>17601</ZIPCode>
        </AddressUS>
        <EIN>232499111</EIN>
        <PrimaryActivity>FULL-SERVICE MAINTENANCE CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>DE</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>EASTERN ENVIRONMENTAL CONTRACTORS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6304 5TH STREET PO BOX 278</AddressLine1>
          <City>GREEN LANE</City>
          <State>PA</State>
          <ZIPCode>18054</ZIPCode>
        </AddressUS>
        <EIN>231934187</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FAB-CRETE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>MAIN BRIDGE STREETS PO BOX 199</AddressLine1>
          <City>SPRING CITY</City>
          <State>PA</State>
          <ZIPCode>19475</ZIPCode>
        </AddressUS>
        <EIN>232940551</EIN>
        <PrimaryActivity>PLUMBING &amp; PIPING</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FIVE STAR INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>833 LINCOLN AVENUE UNIT 8</AddressLine1>
          <City>WEST CHESTER</City>
          <State>PA</State>
          <ZIPCode>19380</ZIPCode>
        </AddressUS>
        <EIN>233082589</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GEM MECHANICAL SVCS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>798 BIRNEY HWY</AddressLine1>
          <City>ASTON</City>
          <State>PA</State>
          <ZIPCode>19014</ZIPCode>
        </AddressUS>
        <EIN>232937502</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GENERAL ASPHALT PAVING CO OF PHILA</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>9301 KREWSTOWN RD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19115</ZIPCode>
        </AddressUS>
        <EIN>231462368</EIN>
        <PrimaryActivity>CONSTRUCTION</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>H &amp; H COMMERCIAL SERVICES</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3 INDUSTRIAL HIGHWAY</AddressLine1>
          <City>ESSINGTON</City>
          <State>PA</State>
          <ZIPCode>19029</ZIPCode>
        </AddressUS>
        <EIN>233046425</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>W KRAMER ASSOC INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3489 RIDGE AVE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19132</ZIPCode>
        </AddressUS>
        <EIN>231336763</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>L G B MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>555 NORTH ROUTE 73</AddressLine1>
          <City>WEST BERLIN</City>
          <State>NJ</State>
          <ZIPCode>08091</ZIPCode>
        </AddressUS>
        <EIN>232613734</EIN>
        <PrimaryActivity>COMMERCIAL PLUMBING</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>LIMA COMPANY</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>9050 STATE RD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19136</ZIPCode>
        </AddressUS>
        <EIN>232150141</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>L-M SERVICE CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6710 A WESTFIELD AVENUE</AddressLine1>
          <City>PENNSAUKEN</City>
          <State>NJ</State>
          <ZIPCode>08110</ZIPCode>
        </AddressUS>
        <EIN>522223638</EIN>
        <PrimaryActivity>HVAC SERVICE</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>LOR-MAR MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6710 A WESTFIELD AVE</AddressLine1>
          <City>PENNSAUKEN</City>
          <State>NJ</State>
          <ZIPCode>08110</ZIPCode>
        </AddressUS>
        <EIN>232879249</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PEVCO SYSTEMS INTL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1401 TANGIER DRIVE</AddressLine1>
          <City>BALTIMORE</City>
          <State>MD</State>
          <ZIPCode>21220</ZIPCode>
        </AddressUS>
        <EIN>521122056</EIN>
        <PrimaryActivity>INSTALLATION OF PNEUMATIC TUBE SYSTEMS</PrimaryActivity>
        <LegalDomicileState>MD</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PMC MECHANICAL CONT</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>15 S RIDGE AVE</AddressLine1>
          <City>AMBLER</City>
          <State>PA</State>
          <ZIPCode>19002</ZIPCode>
        </AddressUS>
        <EIN>232052343</EIN>
        <PrimaryActivity>MECHANICAL CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SASS-MOORE SERVICE</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>906 N EVERGREEN AVE</AddressLine1>
          <City>WOODBURY</City>
          <State>NJ</State>
          <ZIPCode>08096</ZIPCode>
        </AddressUS>
        <EIN>222300097</EIN>
        <PrimaryActivity>HVAC SERVICE &amp; PARTS</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SCHECK MECHANICAL CORPORATION</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>500 EAST PLAINFIELD ROAD</AddressLine1>
          <City>COUNTRYSIDE</City>
          <State>IL</State>
          <ZIPCode>60525</ZIPCode>
        </AddressUS>
        <EIN>363294759</EIN>
        <PrimaryActivity>INDUSTRIAL PIPING</PrimaryActivity>
        <LegalDomicileState>IL</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>THERMATECH CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2130 UMBRENT ROAD</AddressLine1>
          <City>QUAKERTOWN</City>
          <State>PA</State>
          <ZIPCode>18951</ZIPCode>
        </AddressUS>
        <EIN>232189701</EIN>
        <PrimaryActivity>HVAC</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>THOMAS LINDSTROM &amp; CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>810 S SNOWDEN AVE PO BOX 2500</AddressLine1>
          <City>CINNAMINSON</City>
          <State>NJ</State>
          <ZIPCode>08077</ZIPCode>
        </AddressUS>
        <EIN>231687686</EIN>
        <PrimaryActivity>STEEL ERECTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>UTILITY LINE SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1302 CONSHOHOCKEN ROAD SUITE 100</AddressLine1>
          <City>CONSHOHOCKEN</City>
          <State>PA</State>
          <ZIPCode>19428</ZIPCode>
        </AddressUS>
        <EIN>232861506</EIN>
        <PrimaryActivity>UTILITY CONSTRUCTION</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>VOEGELE MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2170 BENNETT ROAD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19116</ZIPCode>
        </AddressUS>
        <EIN>231512381</EIN>
        <PrimaryActivity>PLUMBING</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WEATHERVANE SERVICE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>62 LOWER MAIN STREET</AddressLine1>
          <City>MATAWAN</City>
          <State>NJ</State>
          <ZIPCode>07747</ZIPCode>
        </AddressUS>
        <EIN>222764553</EIN>
        <PrimaryActivity>HVAC SERVICE</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WHEELING MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>56 SOUTH SUNRISE LANE</AddressLine1>
          <City>BOYERTOWN</City>
          <State>PA</State>
          <ZIPCode>19512</ZIPCode>
        </AddressUS>
        <EIN>208472744</EIN>
        <PrimaryActivity>INDUSTRIAL PIPING</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>S</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ACCU TEMP CONTROLS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>321 SCHWEITZ ROAD</AddressLine1>
          <City>MERTZTOWN</City>
          <State>PA</State>
          <ZIPCode>19539</ZIPCode>
        </AddressUS>
        <EIN>232706668</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ACCORD MECHANICAL &amp; MANAGEMENT SVCS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>218 E WASHINGTON STREET</AddressLine1>
          <City>NORRISTOWN</City>
          <State>PA</State>
          <ZIPCode>19401</ZIPCode>
        </AddressUS>
        <EIN>232860379</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ADVANCED PIPING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4971 GRUNDY WAY</AddressLine1>
          <City>DOYLESTOWN</City>
          <State>PA</State>
          <ZIPCode>19428</ZIPCode>
        </AddressUS>
        <EIN>233097141</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>A S L REFRIGERATION INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6220 HANOVER ST</AddressLine1>
          <City>BETHLEHEM</City>
          <State>PA</State>
          <ZIPCode>18017</ZIPCode>
        </AddressUS>
        <EIN>232628674</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>A-VALEY ENGINEERS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>506 GEORGETOWN RD</AddressLine1>
          <City>WALLINGFORD</City>
          <State>PA</State>
          <ZIPCode>19086</ZIPCode>
        </AddressUS>
        <EIN>231634016</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BATES BROTHERS MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3 JACKSON AVENUE</AddressLine1>
          <City>COLLINGDALE</City>
          <State>PA</State>
          <ZIPCode>19023</ZIPCode>
        </AddressUS>
        <EIN>274878431</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BATES BROTHERS MECH CONTRACTORS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3 JACKSON AVE PO BOX 1456</AddressLine1>
          <City>COLLINGDALE</City>
          <State>PA</State>
          <ZIPCode>19023</ZIPCode>
        </AddressUS>
        <EIN>232475478</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BENSALEM MAINTENANC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 1000</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>STEAMFITTERS LU 420 BENEFIT FUND OFFICE</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BINSKY &amp; SNYDER LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>281 CENTENNIAL AVE</AddressLine1>
          <City>PISCATAWAY</City>
          <State>NJ</State>
          <ZIPCode>08854</ZIPCode>
        </AddressUS>
        <EIN>221530421</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BJK PLUMBING &amp; HEATING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6035 N PHILIP STREET</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19120</ZIPCode>
        </AddressUS>
        <EIN>263887593</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BOFINGER PLUMBING CONTRACTORS LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>128 E WASHINGTON STREET</AddressLine1>
          <City>NORRISTOWN</City>
          <State>PA</State>
          <ZIPCode>19401</ZIPCode>
        </AddressUS>
        <EIN>271571828</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BRADLEY-SCIOCCHETTI INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4420 U S RT 130 N</AddressLine1>
          <City>PENNSAUKEN</City>
          <State>NJ</State>
          <ZIPCode>08109</ZIPCode>
        </AddressUS>
        <EIN>222945395</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BROWN ELECTRIC CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1100 CHARLES AVENUE</AddressLine1>
          <City>DUNBAR</City>
          <State>WV</State>
          <ZIPCode>25064</ZIPCode>
        </AddressUS>
        <EIN>550708030</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>WV</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BURKHARDT MECH INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 6767</AddressLine1>
          <City>WYOMISSING</City>
          <State>PA</State>
          <ZIPCode>19610</ZIPCode>
        </AddressUS>
        <EIN>232171509</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BURNS MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>123 GIBRALTAR ROAD</AddressLine1>
          <City>HORSHAM</City>
          <State>PA</State>
          <ZIPCode>19044</ZIPCode>
        </AddressUS>
        <EIN>232968098</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>C A D DYNAMICS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>PO BOX 498</AddressLine1>
          <City>NEWTOWN SQUARE</City>
          <State>PA</State>
          <ZIPCode>19073</ZIPCode>
        </AddressUS>
        <EIN>233012100</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CAR-BER TESTING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 23</AddressLine1>
          <City>MORRIS</City>
          <State>IL</State>
          <ZIPCode>60450</ZIPCode>
        </AddressUS>
        <EIN>341809690</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>IL</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CBI SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1000 REMINGTON BLVD SUITE 105 A</AddressLine1>
          <City>BOLINGBROOK</City>
          <State>IL</State>
          <ZIPCode>60440</ZIPCode>
        </AddressUS>
        <EIN>363369071</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>IL</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CFM VR - TESCO LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1875 FOX LANE</AddressLine1>
          <City>ELGIN</City>
          <State>IL</State>
          <ZIPCode>60123</ZIPCode>
        </AddressUS>
        <EIN>300024685</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>IL</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>A T CHADWICK CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>100 DUNKSFERRY RD</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>231737350</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CHADWICK A T SERVICE</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN DIMITRIY TRUBETSKOY 362 DUNKSF</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>232073513</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CHE MECHANICAL SERVICES</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>330 TOWN CENTER BOULEVARD</AddressLine1>
          <City>EASTON</City>
          <State>PA</State>
          <ZIPCode>18040</ZIPCode>
        </AddressUS>
        <EIN>204329836</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CHESAPEAKE GEOSYSTEMS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6720 FORT SMALLWOOD ROAD</AddressLine1>
          <City>BALTIMORE</City>
          <State>MD</State>
          <ZIPCode>21226</ZIPCode>
        </AddressUS>
        <EIN>521275211</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>MD</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CHEWNING &amp; WILMER INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2508 MECHANICSVILLE TURNPIKE</AddressLine1>
          <City>RICHMOND</City>
          <State>VA</State>
          <ZIPCode>23223</ZIPCode>
        </AddressUS>
        <EIN>540168050</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>VA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CITY MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3900 CHURCH ROAD</AddressLine1>
          <City>MOUNT LAUREL</City>
          <State>NJ</State>
          <ZIPCode>08054</ZIPCode>
        </AddressUS>
        <EIN>263564479</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CM 3 BUILDING SOLUTIONS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>185 COMMERCE DRIVE SUITE 1</AddressLine1>
          <City>FORT WASHINGTON</City>
          <State>PA</State>
          <ZIPCode>19034</ZIPCode>
        </AddressUS>
        <EIN>820576763</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>COLLINS &amp; COLLINS MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>821 CEDAR ST</AddressLine1>
          <City>BRISTOL</City>
          <State>PA</State>
          <ZIPCode>19007</ZIPCode>
        </AddressUS>
        <EIN>232331888</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CONTI ELECTRIC INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>345 WATER STREET</AddressLine1>
          <City>WILMINGTON</City>
          <State>DE</State>
          <ZIPCode>19804</ZIPCode>
        </AddressUS>
        <EIN>381884765</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>DE</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CONSTRUCTION MAINTENANCE PLUS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2301 E EDGAR ROAD BLDG 5</AddressLine1>
          <City>LINDEN</City>
          <State>NJ</State>
          <ZIPCode>07036</ZIPCode>
        </AddressUS>
        <EIN>222994200</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CORE MECHANICALINSUCOM INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>7150 N PARK DRIVE SUITE 400</AddressLine1>
          <City>PENNSAUKEN</City>
          <State>NJ</State>
          <ZIPCode>08109</ZIPCode>
        </AddressUS>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CORNERSTONE CONTROLS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 21516</AddressLine1>
          <City>LEHIGH VALLEY</City>
          <State>PA</State>
          <ZIPCode>18002</ZIPCode>
        </AddressUS>
        <EIN>232979473</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>COSTA AND RIHL MECHANICAL CONTRACTORS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3900 CHURCH ROAD</AddressLine1>
          <City>MT LAUREL</City>
          <State>NJ</State>
          <ZIPCode>08054</ZIPCode>
        </AddressUS>
        <EIN>260041771</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DEVINE BROTHERS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>600 CLARK AVENUE</AddressLine1>
          <City>KING OF PRUSSIA</City>
          <State>PA</State>
          <ZIPCode>19406</ZIPCode>
        </AddressUS>
        <EIN>231429875</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DIRECT AIR LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2431 REED STREET</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19146</ZIPCode>
        </AddressUS>
        <EIN>522136465</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DIVERSIFIED PIPING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6410 CRAIG AVE</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>232005267</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>D J M MECHANICAL</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2484 WEBSTER COURT</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>201139430</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DOLAN MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>638 JOHNSON ROAD PO BOX 326</AddressLine1>
          <City>SICKLERVILLE</City>
          <State>NJ</State>
          <ZIPCode>08081</ZIPCode>
        </AddressUS>
        <EIN>930676990</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>A A DUCKETT INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2900 BLACK LAKE PLACE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>221989638</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>DWD MECHANICAL CONTRACTOR INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1005 KEDRON AVENUE</AddressLine1>
          <City>MORTON</City>
          <State>PA</State>
          <ZIPCode>19070</ZIPCode>
        </AddressUS>
        <EIN>233038847</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>EAGLE MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>664 HIGHLAND AVE</AddressLine1>
          <City>CHERRY HILL</City>
          <State>NJ</State>
          <ZIPCode>08002</ZIPCode>
        </AddressUS>
        <EIN>222594506</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>EAST COAST CONSTRUCTORS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>101 TALBOT AVENUE</AddressLine1>
          <City>HOLMES</City>
          <State>PA</State>
          <ZIPCode>19043</ZIPCode>
        </AddressUS>
        <EIN>203462106</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>E J DESETA COMPANY INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>322 A STREET SUITE 200</AddressLine1>
          <City>WILMINGTON</City>
          <State>DE</State>
          <ZIPCode>19801</ZIPCode>
        </AddressUS>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>DE</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ELECTRA CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1400 WELLS DRIVE UNIT B</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>222252020</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ELLIOTT LEWIS CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2900 BLACK LAKE PLACE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232974096</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ENERFAB INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4955 SPRING GROVE AVE</AddressLine1>
          <City>CINCINNATI</City>
          <State>OH</State>
          <ZIPCode>45232</ZIPCode>
        </AddressUS>
        <EIN>310217488</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>OH</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ENERPLEX MECH SYSTEMS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>728 CANAL STREET</AddressLine1>
          <City>BRISTOL</City>
          <State>PA</State>
          <ZIPCode>19007</ZIPCode>
        </AddressUS>
        <EIN>232651402</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ENVIRONMENTAL COMFORT CONTROLS LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>51 CAMBRIDGE CIRCLE</AddressLine1>
          <City>MAPLE SHADE</City>
          <State>NJ</State>
          <ZIPCode>08052</ZIPCode>
        </AddressUS>
        <EIN>352337444</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ENVIRONMENTAL BUILDING SOLUTIONS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>12610 BISCAYNE DRIVE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>800726949</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>EQUIPMENT PIPING SERVICE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>313 IVYLAND ROAD</AddressLine1>
          <City>WARMINSTER</City>
          <State>PA</State>
          <ZIPCode>18974</ZIPCode>
        </AddressUS>
        <EIN>452457468</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FERRICK CONSTRUCTION CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>811 IVY HILL ROAD</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19150</ZIPCode>
        </AddressUS>
        <EIN>232640567</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>F &amp; G MECHANICAL CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>348 NEW COUNTY RD</AddressLine1>
          <City>SECAUCUS</City>
          <State>NJ</State>
          <ZIPCode>07032</ZIPCode>
        </AddressUS>
        <EIN>522086596</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FLEMINGTON INSTRUMENT CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 298</AddressLine1>
          <City>RINGOES</City>
          <State>NJ</State>
          <ZIPCode>08551</ZIPCode>
        </AddressUS>
        <EIN>222171879</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FRANCO MECHANICAL CONTRACTORS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>324 LOWER VALLEY ROAD</AddressLine1>
          <City>NORTH WALES</City>
          <State>PA</State>
          <ZIPCode>19454</ZIPCode>
        </AddressUS>
        <EIN>710877322</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>FRESH MEADOW MECHANICAL CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>65-01 FRESH MEADOW LANE</AddressLine1>
          <City>FRESH MEADOW</City>
          <State>NY</State>
          <ZIPCode>11365</ZIPCode>
        </AddressUS>
        <EIN>510353762</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NY</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>G D BARRI &amp; ASSOCIATES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 6509</AddressLine1>
          <City>GLENDALE</City>
          <State>AZ</State>
          <ZIPCode>85312</ZIPCode>
        </AddressUS>
        <EIN>860648322</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>AZ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GENERAL CONTROLS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1205 CINNAMINSON AVE</AddressLine1>
          <City>CINNAMINSON</City>
          <State>NJ</State>
          <ZIPCode>08077</ZIPCode>
        </AddressUS>
        <EIN>232544859</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GEORGE YOUNG MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>509 HERON DRIVE</AddressLine1>
          <City>SWEDESBORO</City>
          <State>NJ</State>
          <ZIPCode>08085</ZIPCode>
        </AddressUS>
        <EIN>202735322</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GERNGROSS CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1313 SELLERS ST</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19124</ZIPCode>
        </AddressUS>
        <EIN>231468420</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>J GIVOO CONSULTANTS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>410 HOLLY GLEN DRIVE</AddressLine1>
          <City>CHERRY HILL</City>
          <State>NJ</State>
          <ZIPCode>08034</ZIPCode>
        </AddressUS>
        <EIN>223105716</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GLOBAL SPECTRUMCITIZEN BANK PARK</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3601 S BROAD STREET</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19148</ZIPCode>
        </AddressUS>
        <EIN>593599248</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GOSHEN MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>380 OLD MOREHALL ROAD</AddressLine1>
          <City>MALVERN</City>
          <State>PA</State>
          <ZIPCode>19355</ZIPCode>
        </AddressUS>
        <EIN>232436412</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>GRAYCOR INDUST CONST INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>TWO MID AMERICA PLAZA SUITE 400</AddressLine1>
          <City>OAKBROOK TERRACE</City>
          <State>IL</State>
          <ZIPCode>60181</ZIPCode>
        </AddressUS>
        <EIN>360898220</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>IL</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HENKELS &amp; MC COY INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>985 JOLLY RD PO BOX 950</AddressLine1>
          <City>BLUE BELL</City>
          <State>PA</State>
          <ZIPCode>19422</ZIPCode>
        </AddressUS>
        <EIN>231535602</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HENRY MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>PO BOX 369</AddressLine1>
          <City>NEW HOLLAND</City>
          <State>PA</State>
          <ZIPCode>17557</ZIPCode>
        </AddressUS>
        <EIN>202924275</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>ATLANTIC PLANT MAINTENANCE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3225 PASADENA BLVD</AddressLine1>
          <City>PASADENA</City>
          <State>TX</State>
          <ZIPCode>77503</ZIPCode>
        </AddressUS>
        <EIN>141587578</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>TX</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HONEYWELL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>MN10-1457 ATT ANNE OLSON 1985 DOUGL</AddressLine1>
          <City>GOLDEN VALLEY</City>
          <State>MN</State>
          <ZIPCode>55422</ZIPCode>
        </AddressUS>
        <EIN>222640650</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>MN</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>H &amp; R INDUSTRIAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1180 TREXLERTOWN ROAD FLOOR 1</AddressLine1>
          <City>TREXLERTOWN</City>
          <State>PA</State>
          <ZIPCode>18087</ZIPCode>
        </AddressUS>
        <EIN>232936675</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HUNTER MECH INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1525 MC DANIEL DRIVE</AddressLine1>
          <City>WEST CHESTER</City>
          <State>PA</State>
          <ZIPCode>19382</ZIPCode>
        </AddressUS>
        <EIN>232718327</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>HUSSMANN SERVICES CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3001 D IRWIN ROAD</AddressLine1>
          <City>MT LAUREL</City>
          <State>NJ</State>
          <ZIPCode>08054</ZIPCode>
        </AddressUS>
        <EIN>760569920</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INDUSTRIAL REFRIGERATION INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>111 WHITNEY LANE</AddressLine1>
          <City>RICHBORO</City>
          <State>PA</State>
          <ZIPCode>18954</ZIPCode>
        </AddressUS>
        <EIN>232803130</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INSTRUMENTATION &amp; CONTROLS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>100 INDUSTRIAL DRIVE</AddressLine1>
          <City>NEW BRITAIN</City>
          <State>PA</State>
          <ZIPCode>18901</ZIPCode>
        </AddressUS>
        <EIN>232679686</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INTERSTATE MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>620 DEER RD SUITE 11</AddressLine1>
          <City>CHERRY HILL</City>
          <State>NJ</State>
          <ZIPCode>08034</ZIPCode>
        </AddressUS>
        <EIN>521415346</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>INTEGRATED MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>400 STENTON AVE SUITE 110</AddressLine1>
          <City>PLYMOUTH MEETING</City>
          <State>PA</State>
          <ZIPCode>19462</ZIPCode>
        </AddressUS>
        <EIN>232880248</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>I T C DELAWARE VALLEY LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 5855</AddressLine1>
          <City>PASADENA</City>
          <State>TX</State>
          <ZIPCode>77508</ZIPCode>
        </AddressUS>
        <EIN>450587840</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>TX</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>J F AHERN CO</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 1316</AddressLine1>
          <City>FOND DU LAC</City>
          <State>WI</State>
          <ZIPCode>54936</ZIPCode>
        </AddressUS>
        <EIN>390123200</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>WI</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>J F HIERHOLZER MECHANICAL &amp; ELECTRIC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>236 E MORELAND AVENUE</AddressLine1>
          <City>HATBORO</City>
          <State>PA</State>
          <ZIPCode>19040</ZIPCode>
        </AddressUS>
        <EIN>233034944</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>JLYNN LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 102</AddressLine1>
          <City>CHESTER HEIGHTS</City>
          <State>PA</State>
          <ZIPCode>19017</ZIPCode>
        </AddressUS>
        <EIN>273664856</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>JOHNSON CONTROLS INC - MILWAUKEE</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>SHARED SERVICE CENTER LD-54 507 EAS</AddressLine1>
          <City>MILWAUKEE</City>
          <State>WI</State>
          <ZIPCode>53202</ZIPCode>
        </AddressUS>
        <EIN>390380010</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>WI</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>KEYSTONE REFRIGERATION SERVICE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2615 RIVER ROAD UNIT 13</AddressLine1>
          <City>CINNAMINSON</City>
          <State>NJ</State>
          <ZIPCode>08077</ZIPCode>
        </AddressUS>
        <EIN>232502592</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>KINETICS SYSTEMS INCORPORATED</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>6517 HILLBURN DRIVE</AddressLine1>
          <City>RALEIGH</City>
          <State>NC</State>
          <ZIPCode>27613</ZIPCode>
        </AddressUS>
        <EIN>942229569</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NC</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>JOHN C KOHLER CO</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1100 DETWILER ROAD</AddressLine1>
          <City>LANSDALE</City>
          <State>PA</State>
          <ZIPCode>19446</ZIPCode>
        </AddressUS>
        <EIN>231530255</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>LIBERTY MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>202 DELAWARE CIRCLE</AddressLine1>
          <City>AVONDALE</City>
          <State>PA</State>
          <ZIPCode>19311</ZIPCode>
        </AddressUS>
        <EIN>202877072</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>LPI MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>803 EAST PENNSYLVANIA BLVD</AddressLine1>
          <City>FEASTERVILLE</City>
          <State>PA</State>
          <ZIPCode>19053</ZIPCode>
        </AddressUS>
        <EIN>331037982</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>H T LYONS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN SUSAN ROGERS 7165 AMBASSADOR D</AddressLine1>
          <City>ALLENTOWN</City>
          <State>PA</State>
          <ZIPCode>18106</ZIPCode>
        </AddressUS>
        <EIN>231900734</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MADISON INDUSTRIAL SERVICES TEAM LTD</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4040 RED BLUFF</AddressLine1>
          <City>PASADENA</City>
          <State>TX</State>
          <ZIPCode>77503</ZIPCode>
        </AddressUS>
        <EIN>200696261</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>TX</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MALLARD MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>100 S BROAD STREET SUITE 2221</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19110</ZIPCode>
        </AddressUS>
        <EIN>232848105</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MARRONE MECHANICAL</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>978 HUNTINGDON PIKE</AddressLine1>
          <City>HUNTINGDON VALLEY</City>
          <State>PA</State>
          <ZIPCode>19006</ZIPCode>
        </AddressUS>
        <EIN>270854210</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MATRIX SERVICE INDUSTRIAL CONTRACTORS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1510 CHESTER PIKE SUITE 500</AddressLine1>
          <City>EDDYSTONE</City>
          <State>PA</State>
          <ZIPCode>19022</ZIPCode>
        </AddressUS>
        <EIN>232464770</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MBR CONSTRUCTION SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 14775</AddressLine1>
          <City>READING</City>
          <State>PA</State>
          <ZIPCode>19612</ZIPCode>
        </AddressUS>
        <EIN>201267959</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>M-CAT MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3217 CHESTERTON CT</AddressLine1>
          <City>BENSALEM</City>
          <State>PA</State>
          <ZIPCode>19020</ZIPCode>
        </AddressUS>
        <EIN>260433856</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MCCORRY MECHANICAL</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>95 W GEORGIANNA DRIVE</AddressLine1>
          <City>RICHBORO</City>
          <State>PA</State>
          <ZIPCode>18954</ZIPCode>
        </AddressUS>
        <EIN>232809003</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MCCLOSKEY MECHANICAL CONTRACTORS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>710 LAUREL ROAD SUITE A</AddressLine1>
          <City>LINDENWOLD</City>
          <State>NJ</State>
          <ZIPCode>08021</ZIPCode>
        </AddressUS>
        <EIN>222615683</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MC CARLS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1413 NINTH AVE PO BOX 191</AddressLine1>
          <City>BEAVER FALLS</City>
          <State>PA</State>
          <ZIPCode>15010</ZIPCode>
        </AddressUS>
        <EIN>250955049</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MCKENZIE GROUP INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>MECHANICAL CONT DIV 641 HAZEL AVENU</AddressLine1>
          <City>TREVOSE</City>
          <State>PA</State>
          <ZIPCode>19053</ZIPCode>
        </AddressUS>
        <EIN>231938031</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>EDWARD J MELONEY INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>22 MADISON AVE</AddressLine1>
          <City>LANSDOWNE</City>
          <State>PA</State>
          <ZIPCode>19050</ZIPCode>
        </AddressUS>
        <EIN>231609008</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MID-ATLANTIC MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>307 GRAVEL HILL RD PO BOX 7373</AddressLine1>
          <City>MONROE TOWNSHIP</City>
          <State>NJ</State>
          <ZIPCode>08831</ZIPCode>
        </AddressUS>
        <EIN>222181861</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>MILLER PIPELINE CORPORATION</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>8850 CRAWFORDSVILLE ROAD</AddressLine1>
          <City>INDIANAPOLIS</City>
          <State>IN</State>
          <ZIPCode>46234</ZIPCode>
        </AddressUS>
        <EIN>351959522</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>IN</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>M J BINDER COMPANY LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1645 BUSTLETON PIKE FRONT</AddressLine1>
          <City>FEASTERVILLE</City>
          <State>PA</State>
          <ZIPCode>19053</ZIPCode>
        </AddressUS>
        <EIN>232893221</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>NOOTER CONSTRUCTION CO</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1500 S SECOND STREET</AddressLine1>
          <City>ST LOUIS</City>
          <State>MO</State>
          <ZIPCode>63104</ZIPCode>
        </AddressUS>
        <EIN>431219718</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>MO</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>E B O'REILLY SERVICING CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>30 W HIGHLAND AVE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19118</ZIPCode>
        </AddressUS>
        <EIN>231580302</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PARADIGM MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>702 A HIGHLAND ROAD</AddressLine1>
          <City>LANSDALE</City>
          <State>PA</State>
          <ZIPCode>19446</ZIPCode>
        </AddressUS>
        <EIN>270742542</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PETERSON SERVICE CO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>234 ROUTE 70</AddressLine1>
          <City>MEDFORD</City>
          <State>NJ</State>
          <ZIPCode>08055</ZIPCode>
        </AddressUS>
        <EIN>222344620</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PHILADELPHIA EAGLES STADIUM</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>NOVACARE COMPLEX ATTN ERIK ONE NOVA</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19145</ZIPCode>
        </AddressUS>
        <EIN>233084596</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PINNACLE CONTROL SYSTEMS LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN ROSS ROSALES 55 MAIN STREET</AddressLine1>
          <City>HAMILTON</City>
          <State>NJ</State>
          <ZIPCode>08620</ZIPCode>
        </AddressUS>
        <EIN>233071527</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PRECISION MECHANICAL CONTRACTING</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1360 INDUSTRIAL BLVD UNIT B-3-B</AddressLine1>
          <City>SOUTHAMPTON</City>
          <State>PA</State>
          <ZIPCode>18966</ZIPCode>
        </AddressUS>
        <EIN>651235024</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PROGRESSIVE MECHANICAL LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1710 CARY ROAD</AddressLine1>
          <City>HUNTINGDON VALLEY</City>
          <State>PA</State>
          <ZIPCode>19006</ZIPCode>
        </AddressUS>
        <EIN>205006922</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PROJECT CONTROL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>100 MANTUA BOULEVARD</AddressLine1>
          <City>MANTUA</City>
          <State>NJ</State>
          <ZIPCode>08051</ZIPCode>
        </AddressUS>
        <EIN>260384168</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>PYRO-STOP LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>30 MC DONALD BLVD</AddressLine1>
          <City>ASTON</City>
          <State>PA</State>
          <ZIPCode>19014</ZIPCode>
        </AddressUS>
        <EIN>233024138</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>QUALITY HEATING &amp; SHEET METAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1318 W LUZERNE STREET</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19140</ZIPCode>
        </AddressUS>
        <EIN>232971660</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>QUAKER MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1211 CINNAMINSON AVE</AddressLine1>
          <City>CINNAMINSON</City>
          <State>NJ</State>
          <ZIPCode>08077</ZIPCode>
        </AddressUS>
        <EIN>232744795</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>R A M M INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>15 UNION HILL RD</AddressLine1>
          <City>W CONSHOHOCKEN</City>
          <State>PA</State>
          <ZIPCode>19428</ZIPCode>
        </AddressUS>
        <EIN>232501828</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>RAM SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>17 JERRYS DR</AddressLine1>
          <City>BURLINGTON</City>
          <State>NJ</State>
          <ZIPCode>08016</ZIPCode>
        </AddressUS>
        <EIN>522017571</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>RIGGS DISTLER &amp; COMPANY</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4 ESTERBROOK LANE</AddressLine1>
          <City>CHERRY HILL</City>
          <State>NJ</State>
          <ZIPCode>08003</ZIPCode>
        </AddressUS>
        <EIN>520294020</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>RIVER MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>605 W ASHLAND AVE</AddressLine1>
          <City>GLENOLDEN</City>
          <State>PA</State>
          <ZIPCode>19036</ZIPCode>
        </AddressUS>
        <EIN>232926985</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>RIVER MECHANICAL SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>605 W ASHLAND AVE</AddressLine1>
          <City>GLENOLDEN</City>
          <State>PA</State>
          <ZIPCode>19036</ZIPCode>
        </AddressUS>
        <EIN>204425108</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>R S K MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>260 SURREY RD</AddressLine1>
          <City>WARMINSTER</City>
          <State>PA</State>
          <ZIPCode>18974</ZIPCode>
        </AddressUS>
        <EIN>232684517</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SCANLON ASSOC INDUSTRIAL CONTRACTORS LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3901 CHICHESTER AVE</AddressLine1>
          <City>BOOTHWYN</City>
          <State>PA</State>
          <ZIPCode>19061</ZIPCode>
        </AddressUS>
        <EIN>364578888</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SCOTT MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 1036</AddressLine1>
          <City>HUNTINGDON VALLEY</City>
          <State>PA</State>
          <ZIPCode>19006</ZIPCode>
        </AddressUS>
        <EIN>232587450</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SEA KNIGHT ASSOCIATES LLC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1602 CONCHESTER HIGHWAY</AddressLine1>
          <City>BOOTHWYN</City>
          <State>PA</State>
          <ZIPCode>19061</ZIPCode>
        </AddressUS>
        <EIN>262818238</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SIEMENS BLDG TECHNOLOGIESLANDIS DIV</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1450 UNION MEETING ROAD</AddressLine1>
          <City>BLUE BELL</City>
          <State>PA</State>
          <ZIPCode>19422</ZIPCode>
        </AddressUS>
        <EIN>132762488</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>J A SMITH HTG &amp; AIR CONDITIONING</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>360 PATRICIA DRIVE</AddressLine1>
          <City>WARMINSTER</City>
          <State>PA</State>
          <ZIPCode>18974</ZIPCode>
        </AddressUS>
        <EIN>232243738</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SPECTRUM ARENA INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>SPECTRUM LTD - ACTG BROAD ST PATTIS</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19148</ZIPCode>
        </AddressUS>
        <EIN>232470554</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>STONE &amp; WEBSTER</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>A SHAW GROUP 100 TECHNOLOGY CENTER</AddressLine1>
          <City>STOUGHTON</City>
          <State>MA</State>
          <ZIPCode>02072</ZIPCode>
        </AddressUS>
        <EIN>721515465</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>MA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SULPIZIO INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>1211 CLEARBROOK ROAD</AddressLine1>
          <City>WEST CHESTER</City>
          <State>PA</State>
          <ZIPCode>19380</ZIPCode>
        </AddressUS>
        <EIN>200819697</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>SURETY MECH SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>300 THOMAS AVE BUILDING 201</AddressLine1>
          <City>WILLIAMSTOWN</City>
          <State>NJ</State>
          <ZIPCode>08094</ZIPCode>
        </AddressUS>
        <EIN>222774153</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TASK FORCE ONE</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>150 HIMMELEIN RD VILLAGE GREEN COMP</AddressLine1>
          <City>MEDFORD</City>
          <State>NJ</State>
          <ZIPCode>08055</ZIPCode>
        </AddressUS>
        <EIN>222816040</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>T C S HEATING &amp; AIR CONDITIONING</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>10071 SANDMEYER LANE</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19116</ZIPCode>
        </AddressUS>
        <EIN>232199862</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>THE WARKO GROUP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>18 MORGAN DRIVE</AddressLine1>
          <City>READING</City>
          <State>PA</State>
          <ZIPCode>19608</ZIPCode>
        </AddressUS>
        <EIN>231485505</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TOZOUR ENERGY SYSTEMS</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>741 FIRST AVE PO BOX 1549</AddressLine1>
          <City>KING OF PRUSSIA</City>
          <State>PA</State>
          <ZIPCode>19406</ZIPCode>
        </AddressUS>
        <EIN>232097522</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TRANSLOGIC CORPORATION</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>10825 EAST 47TH AVENUE</AddressLine1>
          <City>DENVER</City>
          <State>CO</State>
          <ZIPCode>80239</ZIPCode>
        </AddressUS>
        <EIN>840911610</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>CO</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TRANE COMPANY</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>3600 PAMMEL CREEK ROAD</AddressLine1>
          <City>LA CROSSE</City>
          <State>WI</State>
          <ZIPCode>54601</ZIPCode>
        </AddressUS>
        <EIN>250900465</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>WI</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TRACEY MECHANICAL INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>8 CAMPUS BLVD</AddressLine1>
          <City>NEWTOWN SQUARE</City>
          <State>PA</State>
          <ZIPCode>19073</ZIPCode>
        </AddressUS>
        <EIN>231860168</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>BRIAN TREMATORE PLUMBING &amp; HEATING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>5 DANIEL ROAD EAST</AddressLine1>
          <City>FAIRFIELD</City>
          <State>NJ</State>
          <ZIPCode>07004</ZIPCode>
        </AddressUS>
        <EIN>222583727</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TRISTATE HVAC EQUIPMENT LLP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>UNION HILL INDUSTRIAL PAKR ONE RESO</AddressLine1>
          <City>W CONSHOHOCKEN</City>
          <State>PA</State>
          <ZIPCode>19428</ZIPCode>
        </AddressUS>
        <EIN>232484620</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>TRUSKEY INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>431 S WALNUT STREET</AddressLine1>
          <City>KENNETT SQUARE</City>
          <State>PA</State>
          <ZIPCode>19348</ZIPCode>
        </AddressUS>
        <EIN>231515809</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>UNITED MECH CONTRS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 401</AddressLine1>
          <City>RICHBORO</City>
          <State>PA</State>
          <ZIPCode>18954</ZIPCode>
        </AddressUS>
        <EIN>232796505</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>U S PIPING INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>4624 SUNSET DRIVE</AddressLine1>
          <City>COOPERSBURG</City>
          <State>PA</State>
          <ZIPCode>18096</ZIPCode>
        </AddressUS>
        <EIN>470925564</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WACHS TECHNICAL SERVICES LTD</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>130 PERFORMANCE DRIVE</AddressLine1>
          <City>BELMONT</City>
          <State>NC</State>
          <ZIPCode>28012</ZIPCode>
        </AddressUS>
        <EIN>562200089</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NC</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WELDING SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>2225 SKYLAND COURT</AddressLine1>
          <City>NORCROSS</City>
          <State>GA</State>
          <ZIPCode>30071</ZIPCode>
        </AddressUS>
        <EIN>581331379</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>GA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WEST CHESTER MECH CONTRACTORS INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>201 FULTON STREET</AddressLine1>
          <City>CHESTER</City>
          <State>PA</State>
          <ZIPCode>19013</ZIPCode>
        </AddressUS>
        <EIN>232831999</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>J J WHITE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>5500 BINGHAM ST</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19120</ZIPCode>
        </AddressUS>
        <EIN>231216160</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WILLIARD LIMBACH</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>175 TITUS AVENUE SUITE 100</AddressLine1>
          <City>WARRINGTON</City>
          <State>PA</State>
          <ZIPCode>18976</ZIPCode>
        </AddressUS>
        <EIN>161622725</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>PA</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>WINSLOW SERVICES INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>P O BOX 608</AddressLine1>
          <City>MALAGA</City>
          <State>NJ</State>
          <ZIPCode>08328</ZIPCode>
        </AddressUS>
        <EIN>223215073</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>NJ</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>YORK INTERNATIONAL CORP</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>ATTN SOFIA YUSUF 507 E MICHIGAN ST</AddressLine1>
          <City>MILWAUKEE</City>
          <State>WI</State>
          <ZIPCode>53201</ZIPCode>
        </AddressUS>
        <EIN>133473472</EIN>
        <PrimaryActivity>CONTRACTOR</PrimaryActivity>
        <LegalDomicileState>WI</LegalDomicileState>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <TypeOfEntity>C</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <ReceiptOfIntAnnRentsRoyalties>0</ReceiptOfIntAnnRentsRoyalties>
      <GiftGrantOrCapContrToOtherOrg>0</GiftGrantOrCapContrToOtherOrg>
      <GiftGrantOrCapContrFrOtherOrg>0</GiftGrantOrCapContrFrOtherOrg>
      <LoansOrGuaranteesToOtherOrg>0</LoansOrGuaranteesToOtherOrg>
      <LoansOrGuaranteesFromOtherOrg>0</LoansOrGuaranteesFromOtherOrg>
      <SaleOfAssetsToOtherOrg>0</SaleOfAssetsToOtherOrg>
      <PurchaseOfAssetsFromOtherOrg>0</PurchaseOfAssetsFromOtherOrg>
      <ExchangeOfAssets>0</ExchangeOfAssets>
      <RentalOfFacilitiesToOtherOrgs>0</RentalOfFacilitiesToOtherOrgs>
      <RentalOfFacilitiesFrOtherOrgs>0</RentalOfFacilitiesFrOtherOrgs>
      <PerformOfServicesForOtherOrgs>1</PerformOfServicesForOtherOrgs>
      <PerformOfServicesByOtherOrgs>0</PerformOfServicesByOtherOrgs>
      <SharingOfFacilities>1</SharingOfFacilities>
      <SharingOfPaidEmployees>1</SharingOfPaidEmployees>
      <ReimbursementPaidToOtherOrg>1</ReimbursementPaidToOtherOrg>
      <ReimbursementPaidByOtherOrg>1</ReimbursementPaidByOtherOrg>
      <OtherTransferToOtherOrg>0</OtherTransferToOtherOrg>
      <OtherTransferFromOtherOrg>0</OtherTransferFromOtherOrg>
      <Form990ScheduleRPartVII>
        <ReturnReference>FORM 990, SCHEDULE R</ReturnReference>
        <Explanation>THE PLAN RECENTLY LEARNED OF THE IRS CLARIFICATION THAT ALL EMPLOYERS CONTRIBUTING TO A VEBA, SUCH AS THE PLAN, ARE TO BE CONSIDERED RELATED ORGANIZATIONS FOR PURPOSES OF REPORTING ON SCHEDULE R TO FORM 990. WHILE THE PLAN HAS MADE A REASONABLE EFFORT TO OBTAIN, GATHER AND PROPERLY REPORT ALL OF THE REQUIRED DATA, CERTAIN OF THE INFORMATION HAS NOT BEEN AVAILABLE OR RECEIVED. ACCORDINGLY, CERTAIN ITEMS ARE NOT REPORTED. THE PLAN WILL CONTINUE TO OBTAIN, GATHER AND PROPERLY REPORT ALL OF THE REQUIRED DATA IN THE FUTURE. IN ADDITION, CERTAIN INFORMATION THAT WAS NOT AVAILABLE BUT WAS CALLED FOR BY THE FORM WAS FILLED IN BASED ON AVAILABLE INFORMATION. FOR EXAMPLE, LEGAL DOMICILE WAS POPULATED BASED ON THE ADDRESS OF THE ORGANIZATION, TYPE OF ENTITY WAS POPULATED AS C FOR C CORPORATION FOR CERTAIN BUSINESSES FOR WHICH THE PLAN DOES NOT HAVE TYPE OF ENTITY.</Explanation>
      </Form990ScheduleRPartVII>
    </IRS990ScheduleR>
  </ReturnData>
</Return>