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      <Form990PartVIISectionAGrp>
        <PersonNm>MR ARTHUR CORBIN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MS REBECCA RANICH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR DAVID F SMITH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR JOHN W SOMERHALDER II</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MS LORI TRAWEEK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR NICK STAVROPOULOS</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR CARLOS CABRERA</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR MICHAEL WEBBER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR SCOTT DRURY</PersonNm>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MS LAUREN RILEY</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MR SUMEET SINGH</PersonNm>
        <TitleTxt>director</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MS TINA FARACA</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>THE SENECA</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>200 E CHESTNUT ST</AddressLine1Txt>
            <CityNm>CHICAGO</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60611</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>SEE STATMENT</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>OPTIFUEL SYSTEMS LLC</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>601 Bay St</AddressLine1Txt>
            <CityNm>BEAUFORT</CityNm>
            <StateAbbreviationCd>SC</StateAbbreviationCd>
            <ZIPCd>229025521</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Product engineering</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>HAVTECH SERVICE DIVISION LLC</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>9505 BERGER RD</AddressLine1Txt>
            <CityNm>COLUMBIA</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>21046</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>SEE STATMENT</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>DEEP SYSTEMS LLC</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>3259 BORDER ROAD</AddressLine1Txt>
            <CityNm>GENEVA</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60134</ZIPCd>
          </USAddress>
        </ContractorAddress>
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        <CompensationAmt>350615</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>PLANTE MORAN PLLC</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>16060 COLLECTIONS CENTER DR</AddressLine1Txt>
            <CityNm>CHICAGO</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60693</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>AUDIT SERVICES</ServicesDesc>
        <CompensationAmt>301628</CompensationAmt>
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      <GovernmentGrantsAmt>50288053</GovernmentGrantsAmt>
      <TotalContributionsAmt>50288053</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>INDUSTRY SPONSORED RESEARCH</Desc>
        <BusinessCd>541700</BusinessCd>
        <TotalRevenueColumnAmt>54698778</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>46986250</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>7712528</UnrelatedBusinessRevenueAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>EDUCATION/PROGRAM DEVELOPMENT</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>4170802</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>4170802</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>58869580</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>1907943</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>624001</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>1283942</ExclusionAmt>
      </InvestmentIncomeGrp>
      <IncmFromInvestBondProceedsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
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      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>2465433</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>700000</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>1765433</ExclusionAmt>
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      <GrossRentsGrp>
        <RealAmt>630696</RealAmt>
      </GrossRentsGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>630696</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>630696</TotalRevenueColumnAmt>
        <ExclusionAmt>630696</ExclusionAmt>
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        <SecuritiesAmt>21491256</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>18294612</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>3196644</SecuritiesAmt>
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      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>3196644</TotalRevenueColumnAmt>
        <ExclusionAmt>3196644</ExclusionAmt>
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      <FundraisingDirectExpensesAmt>0</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <GamingDirectExpensesAmt>0</GamingDirectExpensesAmt>
      <NetIncomeFromGamingGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
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      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>EQUITY IN EARNINGS/(LOSS) OF AFFILIATES</Desc>
        <BusinessCd>541900</BusinessCd>
        <TotalRevenueColumnAmt>6814864</TotalRevenueColumnAmt>
        <ExclusionAmt>6814864</ExclusionAmt>
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      <OtherRevenueMiscGrp>
        <Desc>ADMIN SERVICES</Desc>
        <BusinessCd>561000</BusinessCd>
        <TotalRevenueColumnAmt>47065</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>47065</UnrelatedBusinessRevenueAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>RECOVERY OF LOSS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>15164</TotalRevenueColumnAmt>
        <ExclusionAmt>15164</ExclusionAmt>
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      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>12452</TotalRevenueColumnAmt>
        <ExclusionAmt>12452</ExclusionAmt>
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        <UnrelatedBusinessRevenueAmt>9083594</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>13719195</ExclusionAmt>
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      <GrantsToDomesticOrgsGrp>
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        <ProgramServicesAmt>3000</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
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      </GrantsToDomesticIndividualsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>0</TotalAmt>
      </ForeignGrantsGrp>
      <BenefitsToMembersGrp>
        <TotalAmt>0</TotalAmt>
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      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>5144000</TotalAmt>
        <ProgramServicesAmt>512684</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4631316</ManagementAndGeneralAmt>
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      <CompDisqualPersonsGrp>
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      </CompDisqualPersonsGrp>
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        <TotalAmt>39471241</TotalAmt>
        <ProgramServicesAmt>14777673</ProgramServicesAmt>
        <ManagementAndGeneralAmt>24693568</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>1479691</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2594263</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>2629128</ProgramServicesAmt>
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        <ProgramServicesAmt>1121207</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>2738735</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>191369</ManagementAndGeneralAmt>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>324304</ManagementAndGeneralAmt>
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      <FeesForServicesLobbyingGrp>
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        <ManagementAndGeneralAmt>238406</ManagementAndGeneralAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesProfFundraising>
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      <FeesForSrvcInvstMgmntFeesGrp>
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        <ManagementAndGeneralAmt>303144</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>32531118</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>302612</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>3431861</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>2169530</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>166500</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>3823479</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>1116354</ProgramServicesAmt>
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      <ConferencesMeetingsGrp>
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        <ManagementAndGeneralAmt>749201</ManagementAndGeneralAmt>
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      <PaymentsToAffiliatesGrp>
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        <ProgramServicesAmt>1270078</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>785114</ManagementAndGeneralAmt>
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        <Desc>OTHER DIRECT COSTS OF SPONSORE</Desc>
        <TotalAmt>3340292</TotalAmt>
        <ProgramServicesAmt>3340292</ProgramServicesAmt>
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        <Desc>NON OP POSTRETIREMENT BEN. EXP</Desc>
        <TotalAmt>-994305</TotalAmt>
        <ManagementAndGeneralAmt>-994305</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>OTHER EXPENSES</Desc>
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        <ManagementAndGeneralAmt>335908</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>INCOME TAX RECOVERY</Desc>
        <TotalAmt>-1263000</TotalAmt>
        <ManagementAndGeneralAmt>-1263000</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
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        <ManagementAndGeneralAmt>-7000</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>62367210</ProgramServicesAmt>
        <ManagementAndGeneralAmt>54834028</ManagementAndGeneralAmt>
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        <EOYAmt>1261523</EOYAmt>
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      <SavingsAndTempCashInvstGrp>
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        <EOYAmt>923391</EOYAmt>
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      <PledgesAndGrantsReceivableGrp>
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        <EOYAmt>0</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>30673828</EOYAmt>
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      <ReceivablesFromOfficersEtcGrp>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>6483300</EOYAmt>
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      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>0</EOYAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR ANTHONY T LINDSAY</PersonNm>
        <TitleTxt>MD, Infrastructure</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR QUINTON B FORD</PersonNm>
        <TitleTxt>SVP, Tech Dev, Gen Counsel, Co</TitleTxt>
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        <BonusFilingOrganizationAmount>329602</BonusFilingOrganizationAmount>
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        <DeferredCompensationFlngOrgAmt>49799</DeferredCompensationFlngOrgAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DR PAULA A GANT</PersonNm>
        <TitleTxt>President &amp; CEO</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR MICHAEL A RUTKOWSKI</PersonNm>
        <TitleTxt>Officer - Former</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR WILLIAM W FOLLETT IV</PersonNm>
        <TitleTxt>Program Director, SCO2</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR PAUL E GLANVILLE</PersonNm>
        <TitleTxt>Senior DIRECTOR, R&amp;D</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MS KRISTINEMILA WILEY</PersonNm>
        <TitleTxt>VP, Low Carbon Energy</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR RICHARD KAELIN</PersonNm>
        <TitleTxt>VP, GOVERMENT Services</TitleTxt>
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        <PersonNm>MR DUNCAN ROBINSON</PersonNm>
        <TitleTxt>VP, COMMERCIALIZATION</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MR SEYMOUR KHALILOV</PersonNm>
        <TitleTxt>MD, Strategy &amp; Bus Planning</TitleTxt>
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        <PersonNm>MR JEREMY OTAHAL</PersonNm>
        <TitleTxt>VP, People &amp; Customer Eng.</TitleTxt>
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        <PersonNm>MS ERIN BLANTON</PersonNm>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>GTI ENERGY REQUIRES PRIOR WRITTEN APPROVAL OF THE PRESIDENT AND CEO, OR THE SVP OF FINANCE, TREASURER AND CFO IN ORDER TO REIMBURSE ANY COSTS RELATED TO A SPOUSE ACCOMPANYING A STAFF MEMBER ON A BUSINESS TRIP. GTI ENERGY REIMBURSES FOR FIRST CLASS TRAVEL AND ANY COSTS RELATED TO THE BUSINESS TRIP IN ACCORDANCE WITH A WRITTEN POLICY AND PROCEDURE. GTI ENERGY REIMBURSES ALL EMPLOYEES UP TO $300 PER YEAR FOR HEALTH CLUB DUES SUBSTANTIATED BY A RECEIPT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>NON-OFFICERS LISTED IN PART VII, SECTION A ARE ELIGIBLE FOR INCENTIVE COMPENSATION UNDER GTI ENERGY'S MANAGEMENT INCENTIVE PLAN. RECOMMENDED BONUSES ARE CALCULATED UNDER TERMS OF THE PLAN, AND THE ACTUAL INCENTIVE AWARDED MUST HAVE THE APPROVAL OF THE PRESIDENT OF GTI ENERGY. OFFICER INCENTIVE COMPENSATION IS DETERMINED UNDER THE TERMS OF THE AWARD, AND THE ACTUAL INCENTIVE AWARDED IS SUBJECT TO DISCRETIONARY ADJUSTMENT BY, AND THE APPROVAL OF, THE COMPENSATION COMMITTEE OF THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>The directors of the corporation excluding the ex-officio directors shall be divided into three groups, as nearly equal in number as possible. At each annual meeting, successors to the group of director whose terms are ending at such meeting shall be elected for a term expiring at the third annual meeting of the board of directors following such election.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGES TO THE ORGANIZATION'S ARTICLES OF INCORPORATION can be done by the board of directors.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SENIOR VICE PRESIDENT OF FINANCE AND ACCOUNTING REVIEWS THE FORM 990 PRIOR TO ITS DISTRIBUTION TO MEMBERS OF THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL GTI ENERGY EMPLOYEES ARE COVERED BY A WRITTEN CONFLICT OF INTEREST POLICY. GTI ENERGY'S EMPLOYEES ANNUALLY COMPLETE A CONFLICT OF INTEREST DISCLOSURE QUESTIONNAIRE. CONFLICTS OF INTEREST MUST ALSO BE REPORTED IMMEDIATELY BY EMPLOYEES. POTENTIAL AND ACTUAL EMPLOYEE CONFLICTS OF INTEREST ARE REVIEWED BY THE GENERAL COUNSEL. ALL EMPLOYEES HAVE THE OBLIGATION TO OBTAIN THE GENERAL COUNSEL'S PRIOR WRITTEN APPROVAL FOR ALL SUCH ACTIVITY. THE FAILURE TO OBTAIN THE GENERAL COUNSEL'S PRIOR WRITTEN APPROVAL MAY CONSTITUTE GROUNDS FOR IMMEDIATE DISMISSAL WITH CAUSE. GTI ENERGY HAS A SEPARATE CONFLICT OF INTEREST POLICY FOR ITS BOARD OF DIRECTORS AND OFFICERS. THE DIRECTORS AND OFFICERS ANNUALLY COMPLETE A CONFLICT OF INTEREST QUESTIONNAIRE. CONFLICTS OF INTEREST MUST ALSO BE REPORTED IMMEDIATELY BY DIRECTORS AND OFFICERS. IF A CONFLICT OF INTEREST IS IDENTIFIED, SUCH CONFLICT OF INTEREST IS PRESENTED TO THE BOARD'S AUDIT COMMITTEE FOR REMEDIAL ACTION. THESE ACTIONS MAY RANGE FROM GTI ENERGY WAIVING THE CONFLICT OF INTERST TO THE CONFLICTED INDIVIDUAL'S RECUSAL IN ANY BUSINESS TRANSACTIONS INVOLVING GTI ENERGY AND THE CONFLICTED ENTITY OR THE OTHER INTERESTED ORGANIZATION, TO REQUIRING THE CONFLICTED INDIVIDAUL WITHDRAW FROM INVOLVEMENT WITH THE OTHER ORGANIZATION, TO OTHER ACTIONS THAT ASSURE THE CONFLICT OF INTEREST, OR EVEN THE APPEARANCE OF A CONFLICT OF INTEREST MAY BE AVOIDED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE POSITIONS THAT WERE REVIEWED INCLUDED THE PRESIDENT AND CEO, SENIOR VICE PRESIDENT OF TECHNOLOGY DEVELOPMENT, GENERAL COUNSEL AND SECRETARY, SENIOR VICE PRESIDENT OF CORPORATE DEVELOPMENT, SENIOR VICE PRESIDENT OF FINANCE AND TREASURER, VICE PRESIDENT OF LOW CARBON ENERGY SOLUTIONS, VICE PRESIDENT OF CARBON MANAGEMENT, VICE PRESIDENT OF DIGITAL INNOVATION, VICE PRESIDENT OF ZERO EMISSION SYSTEMS, VICE PRESDENT OF COMMMERCIALIZATION, AND VICE PRESIDENT OF GOVERNMENT SERVICES. ANNUALLY, AN OUTSIDE COMPANY, KORN FERRY, DETERMINES THE APPROPRIATE TOTAL COMPENSATION RANGES FOR THE ABOVE POSITIONS. A RECOMMENDATION FOR MERIT INCREASES AND BONUSES IS MADE TO THE COMPENSATION COMMITTEE OF THE BOARD OF DIRECTORS, ANNUALLY, BASED ON THE EXTERNAL MARKET STUDY PERFORMED BY KORN FERRY, THE COMPANY'S PERFORMANCE, AND THE INDVIDIUAL'S PERFORMANCE. THE COMPENSATION COMMITTEE DETERMINES THE FINAL MERIT INCREASE AND BONUS AMOUNTS. MERIT INCREASES FOR OFFICERS ARE BASED ON SPECIFIC FORMULAS WHICH INCORPORATE TARGET AMOUNTS FOR EACH SET OF INCREASES, AND ARE INCREASED OR REDUCED COMPANYWIDE, BASED ON THE DIRECTION OF THE COMPENSATION COMMITTEE. THE COMPENSATION COMMITTEE SPECIFICALLY APPROVES COMPENSATION FOR OFFICERS. THEIR ACTIONS ARE DETAILED IN THE COMPENSATION COMMITTEE MEETING MINUTES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>NO DOCUMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>TOTAL OF OTHER SERVICES EXCEEDS 10% OF LINE 25 COL (A), THEREFORE A LIST OF EXPENSES FOLLOWS: ENGINEERING AND TECHNICAL SERVICES- $30,786,419 EDUCATION AND TRAINING SERVICES- $423,941, PATENT MAINTENANCE SERVICES- $1,228,464 AND ADVOCACY SERVICES $92,294.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>PARTNERS ACROSS EVERY SECTOR TRUST US TO BUILD AND DEMONSTRATE SOLUTIONS FOR BETTER-PERFORMING ENERGY SYSTEMS. GUIDED BY SYSTEMS THINKING, COLLABORATION, AND INNOVATION, WE ARE FOCUSED ON DRIVING PROGRESS THAT MATTERS FOR PEOPLE EVERYWHERE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SENECA: TELECOMMUNICATIONS CONTRACTUAL SUPPORT SERVICES HAVTECH SERVICE DIVISION LLC: HVAC EQUIPMENT FABRICATION AND INSTALLATION</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART IX LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION:OTHER TOTAL FEES:34182439</ExplanationTxt>
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        <TransactionTypeTxt>D</TransactionTypeTxt>
        <InvolvedAmt>7169800</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>CASH TRANSFERRE</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>FRONTIER ENERGY</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>304005</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 2</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>GTI INTERNATIONAL INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>163038</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 1</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SUNGAS RENEWABLES INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>269886</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 2</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>REV INNOVATIONS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>60373</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 2</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>PROJEO CORPORATION</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>193924</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 1</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>FRONTIER ENERGY</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>M</TransactionTypeTxt>
        <InvolvedAmt>399863</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 5</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>REV INNOVATIONS</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>M</TransactionTypeTxt>
        <InvolvedAmt>106681</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 6</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>FRONTIER ENERGY</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>2213158</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 3</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SUNGAS RENEWABLES INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>302256</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 3</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>REV INNOVATIONS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>52672</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 3</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>PROJEO CORPORATION</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>614382</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>PART VII NOTE 3</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>GTI INTERNATIONAL INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>S</TransactionTypeTxt>
        <InvolvedAmt>7045000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>CASH TRANSFERRE</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>REV INNOVATIONS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>A</TransactionTypeTxt>
        <InvolvedAmt>344874</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>CASH TRANSFERRE</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2, (5), (8) Note 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUE OF THE ADMINSTRATIVE SERVICES PERFORMED FOR THE RELATED ORGANIZATION WAS DETERMINED USING GTI'S ACTUAL COST OF LABOR, THE ACTUAL FRINGE RATE FOR THE YEAR, AND 7% OF THE LABOR COST PLUS FRINGE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2, (4), (6), (7) Note 2</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUE OF THE ADMINISTRATIVE AND TECHNICAL INDIRECT SERVICES PERFORMED FOR THE RELATED ORGANIZATIONS WAS DETERMINED USING GTI ENERGY'S ACTUAL COST OF LABOR, THE ACTUAL FRINGE RATE FOR THE YEAR, AND 7% OF THE LABOR COST PLUS FRINGE, THE FAIR VALUE OF TECHNICAL SERVICES PERFORMED UNDER CUSTOMER PROJECTS OF THE RELATED ORGANIZATION WAS DETERMINED USING GTI ENERGY'S ACTUAL COST, PLUS FRINGE, AND INDIRECTS AT THE GOVERNMENT APPROVED PROVISIONAL INDIRECT RATES, OR FOR OTHER TECHNICAL SERVICES PROJECTS, THE LABOR PORTION WAS VALUED USING STANDARD COMMERCIAL T&amp;M BILLING RATES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2 (11), (12), (13), (14) Note 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUES OF EXPENSES REIMBURSED BY RELATED ORGANIZATIONS TO GTI ENERGY AND INCURRED IN CONJUNCTION WITH THE PERFORMANCE OF ADMINISTRATIVE OR TECHNICAL INDIRECT SERVICES BY GTI ENERGY, WERE DETERMINED TO BE THE AMOUNT OF GTI ENERGY'S ACTUAL COST OF THOSE EXPENSES, OR THE AMOUNT AT WHICH THE EXPENSES WERE ULTIMATELY INVOICED TO THE SPONSOR OF THE WORK.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2(12) Note 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUE OF EXPENSE REIMBURSEMENTS PAID TO THE RELATED PARTY WERE DETERMINED TO BE AT COST, OR THE AMOUNT AT WHICH THE EXPENSES WERE ULTIMATELY INVOICED TO THE SPONSOR OF THE WORK.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2(9) Note 5</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUE OF THE FEI SERVICES PERFORMED TO EXECUTE A PORTION OF THE SCOPE OF WORK ON GTI ENERGY CUSTOMER SPONSORED PROJECTS WAS DETERMINED USING FEI'S COMMERCIAL BILLING RATES FOR 2023, OR FEI'S ACTUAL COST, PLUS FRINGE, AND INDIRECTS AT THE GOVERNMENT APPROVED PROVISIONAL INDIRECT RATES, AND FEE, IF APPLICABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V LINE 2 (10) Note 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FAIR VALUE OF THE PROJEO SERVICES PERFORMED WAS BASED ON PROJEO'S ACTUAL COST, PLUS FRINGE, AND INDIRECTS AT THE GOVERNMENT APPROVED PROVISIONAL INDIRECT RATES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>