﻿<?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="2010v3.2">
  <ReturnHeader binaryAttachmentCount="0">
    <Timestamp>2011-08-15T17:28:52-05:00</Timestamp>
    <TaxPeriodEndDate>2010-12-31</TaxPeriodEndDate>
    <PreparerFirm>
      <PreparerFirmBusinessName>
        <BusinessNameLine1>SQUAR MILNER PETERSON ET AL LLP</BusinessNameLine1>
      </PreparerFirmBusinessName>
      <PreparerFirmUSAddress>
        <AddressLine1>3655 NOBEL DRIVE STE 450</AddressLine1>
        <City>SAN DIEGO</City>
        <State>CA</State>
        <ZIPCode>921221051</ZIPCode>
      </PreparerFirmUSAddress>
    </PreparerFirm>
    <ReturnType>990PF</ReturnType>
    <TaxPeriodBeginDate>2010-01-01</TaxPeriodBeginDate>
    <Filer>
      <EIN>205994513</EIN>
      <Name>
        <BusinessNameLine1>M &amp; I PFISTER FOUNDATION</BusinessNameLine1>
      </Name>
      <NameControl>M&amp;IP</NameControl>
      <Phone>8585518785</Phone>
      <USAddress>
        <AddressLine1>5580 LA JOLLA BLVD NO 527</AddressLine1>
        <City>LA JOLLA</City>
        <State>CA</State>
        <ZIPCode>920377651</ZIPCode>
      </USAddress>
    </Filer>
    <Officer>
      <Name>IRWIN PFISTER</Name>
      <Title>TREASURER</Title>
      <Phone>8585518785</Phone>
      <DateSigned>2011-08-09</DateSigned>
      <AuthorizeThirdParty>1</AuthorizeThirdParty>
    </Officer>
    <Preparer>
      <Phone>8585974100</Phone>
      <DatePrepared>2011-08-09</DatePrepared>
    </Preparer>
    <TaxYear>2010</TaxYear>
    <BuildTS>2016-02-24 21:20:13Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCount="9">
    <IRS990PF documentId="RetDoc1235000001">
      <ExemptPF>X</ExemptPF>
      <FMVAssetsEOY>1771019</FMVAssetsEOY>
      <MethodOfAccountingCash>X</MethodOfAccountingCash>
      <AnalysisOfRevenueAndExpenses>
        <ContriReceivedRevAndExpnss>100050</ContriReceivedRevAndExpnss>
        <InterestOnSavingsRevAndExpnss>9549</InterestOnSavingsRevAndExpnss>
        <InterestOnSavingsNetInvstIncm>9549</InterestOnSavingsNetInvstIncm>
        <DividendsRevAndExpnss>10672</DividendsRevAndExpnss>
        <DividendsNetInvstIncm>10672</DividendsNetInvstIncm>
        <NetGainSaleAssetsRevAndExpnss>50273</NetGainSaleAssetsRevAndExpnss>
        <GrossSalesPrice>610624</GrossSalesPrice>
        <CapitalGainNetIncmNetInvstIncm>50273</CapitalGainNetIncmNetInvstIncm>
        <TotalRevenueAndExpenses>170544</TotalRevenueAndExpenses>
        <TotalNetInvestmentIncome>70494</TotalNetInvestmentIncome>
        <CompOfcrDirTrstRevAndExpnss>0</CompOfcrDirTrstRevAndExpnss>
        <CompOfcrDirTrstNetInvstIncm>0</CompOfcrDirTrstNetInvstIncm>
        <CompOfcrDirTrstDsbrsChrtblPrps>0</CompOfcrDirTrstDsbrsChrtblPrps>
        <AccountingFeesRevAndExpnss referenceDocumentId="RetDoc2002200001">1770</AccountingFeesRevAndExpnss>
        <AccountingFeesNetInvstIncm>531</AccountingFeesNetInvstIncm>
        <AccountingFeesDsbrsChrtblPrps>531</AccountingFeesDsbrsChrtblPrps>
        <TaxesRevAndExpnss referenceDocumentId="RetDoc2002500001">4116</TaxesRevAndExpnss>
        <TaxesNetInvstIncm>0</TaxesNetInvstIncm>
        <TaxesDsbrsChrtblPrps>0</TaxesDsbrsChrtblPrps>
        <TotOprExpensesRevAndExpnss>5886</TotOprExpensesRevAndExpnss>
        <TotOprExpensesNetInvstIncm>531</TotOprExpensesNetInvstIncm>
        <TotOprExpensesDsbrsChrtblPrps>531</TotOprExpensesDsbrsChrtblPrps>
        <ContriGiftsPaidRevAndExpnss>345400</ContriGiftsPaidRevAndExpnss>
        <ContriGiftsPaidDsbrsChrtblPrps>345400</ContriGiftsPaidDsbrsChrtblPrps>
        <TotalExpensesRevAndExpnss>351286</TotalExpensesRevAndExpnss>
        <TotalExpensesNetInvstIncm>531</TotalExpensesNetInvstIncm>
        <TotalExpensesDsbrsChrtblPrps>345931</TotalExpensesDsbrsChrtblPrps>
        <ExcessOfRevenueOverExpenses>-180742</ExcessOfRevenueOverExpenses>
        <NetInvestmentIncome>69963</NetInvestmentIncome>
      </AnalysisOfRevenueAndExpenses>
      <BalanceSheets>
        <SavingsAndTempCashInvstBOY>655817</SavingsAndTempCashInvstBOY>
        <SavingsAndTempCashInvstEOY>416899</SavingsAndTempCashInvstEOY>
        <SavingsAndTempCashInvstEOYFMV>416899</SavingsAndTempCashInvstEOYFMV>
        <InvestmentsCorpStockBOY>994185</InvestmentsCorpStockBOY>
        <InvestmentsCorpStockEOY referenceDocumentId="RetDoc2018900001">1354120</InvestmentsCorpStockEOY>
        <InvestmentsCorpStockEOYFMV>1354120</InvestmentsCorpStockEOYFMV>
        <InvestmentsCorpBondsBOY>110523</InvestmentsCorpBondsBOY>
        <InvestmentsCorpBondsEOY referenceDocumentId="RetDoc2044400001">0</InvestmentsCorpBondsEOY>
        <InvestmentsCorpBondsEOYFMV>0</InvestmentsCorpBondsEOYFMV>
        <TotalAssetsBOY>1760525</TotalAssetsBOY>
        <TotalAssetsEOY>1771019</TotalAssetsEOY>
        <TotalAssetsEOYFMV>1771019</TotalAssetsEOYFMV>
        <TotalLiabilitiesBOY>0</TotalLiabilitiesBOY>
        <TotalLiabilitiesEOY>0</TotalLiabilitiesEOY>
        <OrgThatDoNotFollowSFAS117>X</OrgThatDoNotFollowSFAS117>
        <CapitalStockBOY>1760525</CapitalStockBOY>
        <CapitalStockEOY>1771019</CapitalStockEOY>
        <PaidInOrCapitalSurplusBOY>0</PaidInOrCapitalSurplusBOY>
        <PaidInOrCapitalSurplusEOY>0</PaidInOrCapitalSurplusEOY>
        <RetainedEarningsBOY>0</RetainedEarningsBOY>
        <RetainedEarningsEOY>0</RetainedEarningsEOY>
        <TotalNetAssetsBOY>1760525</TotalNetAssetsBOY>
        <TotalNetAssetsEOY>1771019</TotalNetAssetsEOY>
        <TotalLiabilitiesNetAssetsBOY>1760525</TotalLiabilitiesNetAssetsBOY>
        <TotalLiabilitiesNetAssetsEOY>1771019</TotalLiabilitiesNetAssetsEOY>
      </BalanceSheets>
      <ChangesInNetAssetsFundBalances>
        <TotalNetAssetsFundBalancesBOY>1760525</TotalNetAssetsFundBalancesBOY>
        <ExcessOfRevenueOverExpenses>-180742</ExcessOfRevenueOverExpenses>
        <OtherIncreases referenceDocumentId="RetDoc2049700001">191236</OtherIncreases>
        <Subtotal>1771019</Subtotal>
        <OtherDecreases>0</OtherDecreases>
        <TotalNetAssetsFundBalancesEOY>1771019</TotalNetAssetsFundBalancesEOY>
      </ChangesInNetAssetsFundBalances>
      <CapitalGainsAndLosses>
        <CapitalGainsAndLossesInfo>
          <DescriptionOfAsset>INTL BK RECON &amp; DEVELOP 10.250% DTD 012508</DescriptionOfAsset>
          <HowAcquired>P</HowAcquired>
          <DateAcquired>2008-01-25</DateAcquired>
          <DateSold>2010-01-27</DateSold>
          <GrossSalesPrice>77377</GrossSalesPrice>
          <CostOrOtherBasis>84567</CostOrOtherBasis>
          <GainOrLoss>-7190</GainOrLoss>
          <GainsMinusExcessOrLosses>-7190</GainsMinusExcessOrLosses>
        </CapitalGainsAndLossesInfo>
        <CapitalGainsAndLossesInfo>
          <DescriptionOfAsset>10000 SHS INTEL CORP</DescriptionOfAsset>
          <HowAcquired>P</HowAcquired>
          <DateAcquired>2009-09-30</DateAcquired>
          <DateSold>2010-02-22</DateSold>
          <GrossSalesPrice>207792</GrossSalesPrice>
          <CostOrOtherBasis>196305</CostOrOtherBasis>
          <GainOrLoss>11487</GainOrLoss>
          <GainsMinusExcessOrLosses>11487</GainsMinusExcessOrLosses>
        </CapitalGainsAndLossesInfo>
        <CapitalGainsAndLossesInfo>
          <DescriptionOfAsset>2500 SHS TOTAL S.A. FRANCE SPON ADR</DescriptionOfAsset>
          <HowAcquired>P</HowAcquired>
          <DateAcquired>2009-09-09</DateAcquired>
          <DateSold>2010-02-22</DateSold>
          <GrossSalesPrice>145302</GrossSalesPrice>
          <CostOrOtherBasis>135065</CostOrOtherBasis>
          <GainOrLoss>10237</GainOrLoss>
          <GainsMinusExcessOrLosses>10237</GainsMinusExcessOrLosses>
        </CapitalGainsAndLossesInfo>
        <CapitalGainsAndLossesInfo>
          <DescriptionOfAsset>2500 SHS TRANSOCEAN</DescriptionOfAsset>
          <HowAcquired>P</HowAcquired>
          <DateAcquired>2009-02-06</DateAcquired>
          <DateSold>2010-05-04</DateSold>
          <GrossSalesPrice>180153</GrossSalesPrice>
          <CostOrOtherBasis>144414</CostOrOtherBasis>
          <GainOrLoss>35739</GainOrLoss>
          <GainsMinusExcessOrLosses>35739</GainsMinusExcessOrLosses>
        </CapitalGainsAndLossesInfo>
        <CapitalGainNetIncome>50273</CapitalGainNetIncome>
      </CapitalGainsAndLosses>
      <QlfyUndSect4940eForReducedTax>
        <LiableFor4942Tax>0</LiableFor4942Tax>
        <QualifyingDistributionsYear1>219658</QualifyingDistributionsYear1>
        <NoncharitableAssetsYear1>1542800</NoncharitableAssetsYear1>
        <DistributionRatioYear1>0.142376</DistributionRatioYear1>
        <QualifyingDistributionsYear2>235632</QualifyingDistributionsYear2>
        <NoncharitableAssetsYear2>1550269</NoncharitableAssetsYear2>
        <DistributionRatioYear2>0.151994</DistributionRatioYear2>
        <QualifyingDistributionsYear3>149649</QualifyingDistributionsYear3>
        <NoncharitableAssetsYear3>1240557</NoncharitableAssetsYear3>
        <DistributionRatioYear3>0.120630</DistributionRatioYear3>
        <QualifyingDistributionsYear4>0</QualifyingDistributionsYear4>
        <NoncharitableAssetsYear4>162292</NoncharitableAssetsYear4>
        <DistributionRatioYear4>0.0</DistributionRatioYear4>
        <TotalDistributionRatio>0.415000</TotalDistributionRatio>
        <AverageDistributionRatio>0.103750</AverageDistributionRatio>
        <NetNoncharitableAssets>1477679</NetNoncharitableAssets>
        <AdjustedNoncharitableAssets>153309</AdjustedNoncharitableAssets>
        <OnePercentNetInvestmentIncome>700</OnePercentNetInvestmentIncome>
        <AdjNonchrtblAssetsAndOnePct>154009</AdjNonchrtblAssetsAndOnePct>
        <QualifyingDistributions>345931</QualifyingDistributions>
      </QlfyUndSect4940eForReducedTax>
      <ExciseTaxBasedOnInvestmentIncm>
        <DomesticOrgMeetingSect4940e>X</DomesticOrgMeetingSect4940e>
        <InvestmentIncomeExciseTax>700</InvestmentIncomeExciseTax>
        <TaxUnderSection511>0</TaxUnderSection511>
        <Subtotal>700</Subtotal>
        <SubtitleATax>0</SubtitleATax>
        <TaxBasedOnInvestmentIncome>700</TaxBasedOnInvestmentIncome>
        <EstTaxPaymentsAndOverpayment>240</EstTaxPaymentsAndOverpayment>
        <TotalCreditsAndPayments>240</TotalCreditsAndPayments>
        <TaxDue>460</TaxDue>
      </ExciseTaxBasedOnInvestmentIncm>
      <StatementsRegardingActivities>
        <LegislativePoliticalActivities>0</LegislativePoliticalActivities>
        <MoreThan100Spent>0</MoreThan100Spent>
        <Form1120POLFiled>0</Form1120POLFiled>
        <Sect4955TaxOnOrganization>0</Sect4955TaxOnOrganization>
        <Sect4955TaxOnManagers>0</Sect4955TaxOnManagers>
        <ReimbursementOfTax>0</ReimbursementOfTax>
        <ActivitiesNotPrevReported>0</ActivitiesNotPrevReported>
        <ChangesToArticlesOrBylaws>0</ChangesToArticlesOrBylaws>
        <UnrelatedBusIncomeOver1000>0</UnrelatedBusIncomeOver1000>
        <TerminationEtc>0</TerminationEtc>
        <RequirementsOfSect508e>0</RequirementsOfSect508e>
        <AtLeast5000InAssets>1</AtLeast5000InAssets>
        <StatesFiledWith>CA</StatesFiledWith>
        <Form990PFFiledWithAG>1</Form990PFFiledWithAG>
        <PrivateOperatingFoundation>0</PrivateOperatingFoundation>
        <NewSubstantialContributors referenceDocumentId="RetDoc2089200001">1</NewSubstantialContributors>
        <InterestInControlledEntity>0</InterestInControlledEntity>
        <ApplicableInsuranceContract>0</ApplicableInsuranceContract>
        <ComplyWithPublicInspectionRqr>1</ComplyWithPublicInspectionRqr>
        <WebsiteAddress>N/A</WebsiteAddress>
        <BooksInCareOfPersonName>IRWIN PFISTER</BooksInCareOfPersonName>
        <BooksInCareOfPhoneNumber>8585518785</BooksInCareOfPhoneNumber>
        <BooksInCareOfUSAddress>
          <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
          <City>LA JOLLA</City>
          <State>CA</State>
          <ZIPCode>920377651</ZIPCode>
        </BooksInCareOfUSAddress>
        <ForeignBank>0</ForeignBank>
      </StatementsRegardingActivities>
      <StatementsRegardingActy4720>
        <SaleOrExchangeWithDsqflyPerson>0</SaleOrExchangeWithDsqflyPerson>
        <BorrowOrLendWithDsqflyPerson>0</BorrowOrLendWithDsqflyPerson>
        <FurnishedGoodsWithDsqflyPerson>0</FurnishedGoodsWithDsqflyPerson>
        <PayCompensationToDsqflyPerson>0</PayCompensationToDsqflyPerson>
        <TransferAssetsToDsqflyPerson>0</TransferAssetsToDsqflyPerson>
        <PaymentToGovernmentOffical>0</PaymentToGovernmentOffical>
        <UncorrectedPriorActs>0</UncorrectedPriorActs>
        <UndistributedIncomePriorYears>0</UndistributedIncomePriorYears>
        <BusinessHoldings>0</BusinessHoldings>
        <JeopardyInvestments>0</JeopardyInvestments>
        <UncorrectedJeopardyInvestments>0</UncorrectedJeopardyInvestments>
        <InfluenceLegislation>0</InfluenceLegislation>
        <InfluenceElection>0</InfluenceElection>
        <GrantsToIndividuals>0</GrantsToIndividuals>
        <GrantsToOrganizations>0</GrantsToOrganizations>
        <NoncharitablePurpose>0</NoncharitablePurpose>
        <RcvFundsToPayPrsnlBnftContract>0</RcvFundsToPayPrsnlBnftContract>
        <PayPremiumsPrsnlBnftContract>0</PayPremiumsPrsnlBnftContract>
        <ProhibitedTaxShelterTransactn>0</ProhibitedTaxShelterTransactn>
      </StatementsRegardingActy4720>
      <OfcrDirTrusteesKeyEmployeeInfo>
        <OfcrDirTrusteesOrKeyEmployee>
          <PersonName>MARYANNE PFISTER</PersonName>
          <USAddress>
            <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
            <City>LA JOLLA</City>
            <State>CA</State>
            <ZIPCode>920377651</ZIPCode>
          </USAddress>
          <Title>PRESIDENT</Title>
          <AvgHoursPerWkDevotedToPosition>1.00</AvgHoursPerWkDevotedToPosition>
          <Compensation>0</Compensation>
          <ContriToEmplBenefitPlansEtc>0</ContriToEmplBenefitPlansEtc>
          <ExpenseAccountOtherAllowances>0</ExpenseAccountOtherAllowances>
        </OfcrDirTrusteesOrKeyEmployee>
        <OfcrDirTrusteesOrKeyEmployee>
          <PersonName>IRWIN PFISTER</PersonName>
          <USAddress>
            <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
            <City>LA JOLLA</City>
            <State>CA</State>
            <ZIPCode>920377651</ZIPCode>
          </USAddress>
          <Title>TREASURER/SECRETARY</Title>
          <AvgHoursPerWkDevotedToPosition>1.00</AvgHoursPerWkDevotedToPosition>
          <Compensation>0</Compensation>
          <ContriToEmplBenefitPlansEtc>0</ContriToEmplBenefitPlansEtc>
          <ExpenseAccountOtherAllowances>0</ExpenseAccountOtherAllowances>
        </OfcrDirTrusteesOrKeyEmployee>
        <CompOfHighestPaidEmplNONE>NONE</CompOfHighestPaidEmplNONE>
        <TotNumberOfOthEmplPaidOver50k>0</TotNumberOfOthEmplPaidOver50k>
        <CompOfHghstPaidCntrctNONE>NONE</CompOfHghstPaidCntrctNONE>
        <TotNumberOfCntrctPaidOver50k>0</TotNumberOfCntrctPaidOver50k>
      </OfcrDirTrusteesKeyEmployeeInfo>
      <SumOfProgramRelatedInvestments>
        <Total>0</Total>
      </SumOfProgramRelatedInvestments>
      <MinimumInvestmentReturn>
        <AvgMonthlyFMVOfSecurities>986891</AvgMonthlyFMVOfSecurities>
        <AvgMonthlyCashBalances>513291</AvgMonthlyCashBalances>
        <FMVAllOtherNoncharitableAssets>0</FMVAllOtherNoncharitableAssets>
        <TotalFMVOfUnusedAssets>1500182</TotalFMVOfUnusedAssets>
        <ReductionClaimed>0</ReductionClaimed>
        <AcquisitionIndebtedness>0</AcquisitionIndebtedness>
        <AdjTotalFMVOfUnusedAssets>1500182</AdjTotalFMVOfUnusedAssets>
        <CashDeemedCharitable>22503</CashDeemedCharitable>
        <NetNoncharitableAssets>1477679</NetNoncharitableAssets>
        <MinimumInvestmentReturn>73884</MinimumInvestmentReturn>
      </MinimumInvestmentReturn>
      <DistributableAmount>
        <MinimumInvestmentReturn>73884</MinimumInvestmentReturn>
        <TaxBasedOnInvestmentIncome>700</TaxBasedOnInvestmentIncome>
        <TotalTax>700</TotalTax>
        <DistributableAmountBeforeAdj>73184</DistributableAmountBeforeAdj>
        <RecoveriesQlfyDistributions>0</RecoveriesQlfyDistributions>
        <DistributableAmountBeforeDed>73184</DistributableAmountBeforeDed>
        <DeductionFrDistributableAmount>0</DeductionFrDistributableAmount>
        <DistributableAmountAsAdjusted>73184</DistributableAmountAsAdjusted>
      </DistributableAmount>
      <QualifyingDistributions>
        <ExpensesAndContributions>345931</ExpensesAndContributions>
        <ProgramRelatedInvestmentsTotal>0</ProgramRelatedInvestmentsTotal>
        <QualifyingDistributions>345931</QualifyingDistributions>
        <OnePctSect4940eOrgNetInvstIncm>700</OnePctSect4940eOrgNetInvstIncm>
        <AdjQualifyingDistributions>345231</AdjQualifyingDistributions>
      </QualifyingDistributions>
      <UndistributedIncome>
        <DistributableAmountAsAdjusted>73184</DistributableAmountAsAdjusted>
        <UndistributedIncomePriorYear>0</UndistributedIncomePriorYear>
        <TotalForPriorYears>0</TotalForPriorYears>
        <ExcessDistriCarryoverYear2>183153</ExcessDistriCarryoverYear2>
        <ExcessDistriCarryoverYear1>219885</ExcessDistriCarryoverYear1>
        <TotalExcessDistriCarryover>403038</TotalExcessDistriCarryover>
        <QualifyingDistributions>345931</QualifyingDistributions>
        <AppliedToYear1>0</AppliedToYear1>
        <AppliedToPriorYears>0</AppliedToPriorYears>
        <TreatedAsDistriFromCorpus referenceDocumentId="RetDoc10084000000">345931</TreatedAsDistriFromCorpus>
        <AppliedToCurrentYear>0</AppliedToCurrentYear>
        <RemainingDistriFromCorpus>0</RemainingDistriFromCorpus>
        <ExcessDistriCyovAppCYCorpus>73184</ExcessDistriCyovAppCYCorpus>
        <ExcessDistriCyovAppliedCY>73184</ExcessDistriCyovAppliedCY>
        <TotalCorpus>675785</TotalCorpus>
        <PriorYearUndistributedIncome>0</PriorYearUndistributedIncome>
        <PriorYearDeficiencyOrTax>0</PriorYearDeficiencyOrTax>
        <TaxableAmount1>0</TaxableAmount1>
        <TaxableAmount2>0</TaxableAmount2>
        <UndistributedIncomeCY>0</UndistributedIncomeCY>
        <DistriFromCorpus170b1EOr4942g3>0</DistriFromCorpus170b1EOr4942g3>
        <ExcessDistriCyovFromYear5>0</ExcessDistriCyovFromYear5>
        <ExcessDistriCyovToNextYear>675785</ExcessDistriCyovToNextYear>
        <ExcessFromYear2>109969</ExcessFromYear2>
        <ExcessFromYear1>219885</ExcessFromYear1>
        <ExcessFromCurrentYear>345931</ExcessFromCurrentYear>
      </UndistributedIncome>
      <SupplementaryInformation>
        <ContributingManager>MARYANNE PFISTER</ContributingManager>
        <ContributingManager>IRWIN PFISTER</ContributingManager>
        <AppicationSubmissionInfo>
          <RecipientName>MARYANNE PFISTER</RecipientName>
          <RecipientUSAddress>
            <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
            <City>LA JOLLA</City>
            <State>CA</State>
            <ZIPCode>923077651</ZIPCode>
          </RecipientUSAddress>
          <RecipientPhoneNumber>8585518785</RecipientPhoneNumber>
          <FormAndInfoAndMaterials>GENERAL APPLICATION WITH DETERMINATION LETTER</FormAndInfoAndMaterials>
          <SubmissionDeadlines>NONE</SubmissionDeadlines>
          <RestrictionsOnAwards>NONE</RestrictionsOnAwards>
        </AppicationSubmissionInfo>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>CHILDFUND INTERNATIONAL</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>2821 EMERYWOOD PARKWAY</AddressLine1>
            <City>RICHMOND</City>
            <State>VA</State>
            <ZIPCode>23294</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <RecipientFoundationStatus>PUBLIC CHARITY</RecipientFoundationStatus>
          <PurposeOfGrantOrContribution>TO SUPPORT CHILDREN LIVING IN POVERTY</PurposeOfGrantOrContribution>
          <Amount>25000</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>FOUNDATION FOR ANIMAL CARE AND EDUCATION</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>10435 SORRENTO VALLEY RD STE 300</AddressLine1>
            <City>SAN DIEGO</City>
            <State>CA</State>
            <ZIPCode>92121</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <RecipientFoundationStatus>PUBLIC CHARITY</RecipientFoundationStatus>
          <PurposeOfGrantOrContribution>TO SUPPORT VETERINARY SPECIALTY TREATMENT OF PETS</PurposeOfGrantOrContribution>
          <Amount>1000</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>HUMANE SOCIETY OF SD</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>5500 GAINES ST</AddressLine1>
            <City>SAN DIEGO</City>
            <State>CA</State>
            <ZIPCode>92110</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <PurposeOfGrantOrContribution>TO SUPPORT VETERINARY SPECIALTY TREATMENT OF PETS</PurposeOfGrantOrContribution>
          <Amount>5000</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>HUMANE SOCIETY OF USA</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>2100 L ST NW</AddressLine1>
            <City>WASHINGTON</City>
            <State>DC</State>
            <ZIPCode>20037</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <PurposeOfGrantOrContribution>TO SUPPORT VETERINARY SPECIALTY TREATMENT OF PETS</PurposeOfGrantOrContribution>
          <Amount>5000</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>MUSEUM OF CONTEMPORARY ART</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>700 PROSPECT STREET</AddressLine1>
            <City>LA JOLLA</City>
            <State>CA</State>
            <ZIPCode>920374291</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <RecipientFoundationStatus>PUBLIC CHARITY</RecipientFoundationStatus>
          <PurposeOfGrantOrContribution>TO SUPPORT EDUCATIONAL PROGRAMS AND EXHIBITIONS</PurposeOfGrantOrContribution>
          <Amount>135000</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>NEW CHILDREN'S MUSEUM</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>200 WEST ISLAND AVENUE</AddressLine1>
            <City>SAN DIEGO</City>
            <State>CA</State>
            <ZIPCode>92101</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <RecipientFoundationStatus>PUBLIC CHARITY</RecipientFoundationStatus>
          <PurposeOfGrantOrContribution>TO SUPPORT EDUCATIONAL PROGRAMS AND EXHIBITIONS</PurposeOfGrantOrContribution>
          <Amount>25400</Amount>
        </GrantOrContriPaidDuringYear>
        <GrantOrContriPaidDuringYear>
          <RecipientBusinessName>
            <BusinessNameLine1>ZOOLOGICAL SOCIETY OF SAN DIEGO</BusinessNameLine1>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1>2920 ZOO DRIVE</AddressLine1>
            <City>SAN DIEGO</City>
            <State>CA</State>
            <ZIPCode>92101</ZIPCode>
          </RecipientUSAddress>
          <RecipientRelationship>NONE</RecipientRelationship>
          <RecipientFoundationStatus>PUBLIC CHARITY</RecipientFoundationStatus>
          <PurposeOfGrantOrContribution>TO SUPPORT THE REPRODUCTION, PROTECTION AND EXHIBITI</PurposeOfGrantOrContribution>
          <Amount>149000</Amount>
        </GrantOrContriPaidDuringYear>
        <TotGrantOrContriPaidDuringYear>345400</TotGrantOrContriPaidDuringYear>
        <TotGrantOrContriApprovedFuture>0</TotGrantOrContriApprovedFuture>
      </SupplementaryInformation>
      <AnalysisIncomeProducingActy>
        <IntOnSavingsAndTempCashInvst>
          <ExclusionCode>14</ExclusionCode>
          <ExclusionAmount>9549</ExclusionAmount>
        </IntOnSavingsAndTempCashInvst>
        <DividendsAndIntFromSecPartVII>
          <ExclusionCode>14</ExclusionCode>
          <ExclusionAmount>10672</ExclusionAmount>
        </DividendsAndIntFromSecPartVII>
        <GainSalesAssetsOthThanInvntry>
          <ExclusionCode>18</ExclusionCode>
          <ExclusionAmount>50273</ExclusionAmount>
        </GainSalesAssetsOthThanInvntry>
        <SubtotalsPartXVIA>
          <UnrelatedBusinessIncomeAmount>0</UnrelatedBusinessIncomeAmount>
          <ExclusionAmount>70494</ExclusionAmount>
          <RelatedOrExemptFunctionIncome>0</RelatedOrExemptFunctionIncome>
        </SubtotalsPartXVIA>
        <TotalPartXVIA>70494</TotalPartXVIA>
      </AnalysisIncomeProducingActy>
      <TrnsfrTrRlnWithNoncharitableEO>
        <TrnsfrOfCashToNoncharitableEO>0</TrnsfrOfCashToNoncharitableEO>
        <TrnsfrOthAssetsNoncharitableEO>0</TrnsfrOthAssetsNoncharitableEO>
        <SalesOrExchangesOfAssets>0</SalesOrExchangesOfAssets>
        <PurchaseAssetsNoncharitableEO>0</PurchaseAssetsNoncharitableEO>
        <RentalOfFacilitiesEtc>0</RentalOfFacilitiesEtc>
        <ReimbursementArrangements>0</ReimbursementArrangements>
        <LoansOrLoanGuarantees>0</LoansOrLoanGuarantees>
        <PerformanceOfServicesEtc>0</PerformanceOfServicesEtc>
        <SharingOfFacilitiesEtc>0</SharingOfFacilitiesEtc>
        <RelationshipsNoncharitableEOs>0</RelationshipsNoncharitableEOs>
      </TrnsfrTrRlnWithNoncharitableEO>
    </IRS990PF>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <Organization501c3ExemptPF>X</Organization501c3ExemptPF>
      <GeneralRule>X</GeneralRule>
      <ContributorInfo>
        <ContributorNumber>1</ContributorNumber>
        <ContributorNameIndividual>IRWIN MARYANNE PFISTER</ContributorNameIndividual>
        <ContributorAddressUS>
          <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
          <City>LA JOLLA</City>
          <State>CA</State>
          <ZIPCode>920377651</ZIPCode>
        </ContributorAddressUS>
        <AggregateContributions>100050</AggregateContributions>
        <PersonContributionType>X</PersonContributionType>
        <NoncashContributionType>X</NoncashContributionType>
      </ContributorInfo>
      <NoncashProperty>
        <ContributorNumberFromPartI>1</ContributorNumberFromPartI>
        <NoncashPropertyDescription>1,217 SHARES OF STOCK SCHLUMBERGER LTD NETHERLANDS ANTILLES</NoncashPropertyDescription>
        <FairMarketValue>100050</FairMarketValue>
        <DateReceived>2010-12-28</DateReceived>
      </NoncashProperty>
    </IRS990ScheduleB>
    <AccountingFeesSchedule documentId="RetDoc2002200001">
      <AccountingFees>
        <Category>PROFESSIONAL FEES</Category>
        <Amount>1770</Amount>
        <NetInvestmentIncome>531</NetInvestmentIncome>
        <DisbursementsCharitablePrps>531</DisbursementsCharitablePrps>
      </AccountingFees>
    </AccountingFeesSchedule>
    <DistributionFromCorpusElection documentId="RetDoc10084000000">
      <Election>PURSUANT TO CODE SEC. 4942(H)(2) AND REG. 53.4942(A)-3(D)(2), THE M. &amp; I. PFISTER FOUNDATION, ELECTS TO TREAT CURRENT YEAR QUALIFYING DISTRIBUTIONS IN EXCESS OF THE IMMEDIATELY PRECEDING TAX YEAR'S UNDISTRIBUTED INCOME AS COMING FROM CORPUS. /S/_______________________________ _____________________IRWIN PFISTER, TREASURER DATE</Election>
    </DistributionFromCorpusElection>
    <InvestmentsCorpBondsSchedule documentId="RetDoc2044400001">
      <InvestmentsCorpBonds>
        <NameOfBond>INTL BK RECON &amp; DEVELOP MED TERM NTS 10.250%</NameOfBond>
        <EOYBookValue>0</EOYBookValue>
        <EOYFMV>0</EOYFMV>
      </InvestmentsCorpBonds>
    </InvestmentsCorpBondsSchedule>
    <InvestmentsCorpStockSchedule documentId="RetDoc2018900001">
      <InvestmentsCorpStock>
        <NameOfStock>16,217 SHS SCHLUMBERGER LTD. (BEGINNING 6,500 SHS)</NameOfStock>
        <EOYBookValue>1354120</EOYBookValue>
        <EOYFMV>1354120</EOYFMV>
      </InvestmentsCorpStock>
      <InvestmentsCorpStock>
        <NameOfStock>10000 SHS INTEL CORP</NameOfStock>
        <EOYBookValue>0</EOYBookValue>
        <EOYFMV>0</EOYFMV>
      </InvestmentsCorpStock>
      <InvestmentsCorpStock>
        <NameOfStock>2500 SHS S.A. FRANCE</NameOfStock>
        <EOYBookValue>0</EOYBookValue>
        <EOYFMV>0</EOYFMV>
      </InvestmentsCorpStock>
      <InvestmentsCorpStock>
        <NameOfStock>2500 SHS TRANSOCEAN</NameOfStock>
        <EOYBookValue>0</EOYBookValue>
        <EOYFMV>0</EOYFMV>
      </InvestmentsCorpStock>
    </InvestmentsCorpStockSchedule>
    <OtherIncreasesSchedule documentId="RetDoc2049700001">
      <OtherIncreases>
        <Description>UNREALIZED GAIN ON MARKETABLE SECURITIES</Description>
        <Amount>191236</Amount>
      </OtherIncreases>
    </OtherIncreasesSchedule>
    <SubstantialContributorsSch documentId="RetDoc2089200001">
      <SubstantialContributor>
        <PersonName>IRWIN AND MARYANNE PFISTER</PersonName>
        <USAddress>
          <AddressLine1>5580 LA JOLLA BLVD 527</AddressLine1>
          <City>LA JOLLA</City>
          <State>CA</State>
          <ZIPCode>920377651</ZIPCode>
        </USAddress>
      </SubstantialContributor>
    </SubstantialContributorsSch>
    <TaxesSchedule documentId="RetDoc2002500001">
      <Taxes>
        <Category>FILING FEES</Category>
        <Amount>225</Amount>
        <NetInvestmentIncome>0</NetInvestmentIncome>
        <DisbursementsCharitablePrps>0</DisbursementsCharitablePrps>
      </Taxes>
      <Taxes>
        <Category>EXCISE TAXES</Category>
        <Amount>3891</Amount>
        <NetInvestmentIncome>0</NetInvestmentIncome>
        <DisbursementsCharitablePrps>0</DisbursementsCharitablePrps>
      </Taxes>
    </TaxesSchedule>
  </ReturnData>
</Return>