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        <OfficerInd>X</OfficerInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRYANT MORGAN</PersonNm>
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      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
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      <IndivRcvdGreaterThan100KCnt>2</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
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      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
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      <TotalContributionsAmt>1385170</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>TUITION,ROOM &amp; BOARD</Desc>
        <BusinessCd>900099</BusinessCd>
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      <ProgramServiceRevenueGrp>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>24000</ManagementAndGeneralAmt>
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      <FeesForServicesOtherGrp>
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      <AdvertisingGrp>
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        <ProgramServicesAmt>11449</ProgramServicesAmt>
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      <OfficeExpensesGrp>
        <TotalAmt>4777</TotalAmt>
        <ProgramServicesAmt>4777</ProgramServicesAmt>
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      <InformationTechnologyGrp>
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        <ProgramServicesAmt>49249</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>56915</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>10414</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1032</ManagementAndGeneralAmt>
        <FundraisingAmt>51712</FundraisingAmt>
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        <TotalAmt>131747</TotalAmt>
        <ManagementAndGeneralAmt>131747</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>301934</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>155207</ManagementAndGeneralAmt>
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        <Desc>RIDING</Desc>
        <TotalAmt>291008</TotalAmt>
        <ProgramServicesAmt>291008</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>FOOD SERVICES</Desc>
        <TotalAmt>252959</TotalAmt>
        <ProgramServicesAmt>252959</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>SUMMER PROGRAMS</Desc>
        <TotalAmt>231144</TotalAmt>
        <ProgramServicesAmt>231144</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>BAD DEBT EXPENSE</Desc>
        <TotalAmt>97995</TotalAmt>
        <ManagementAndGeneralAmt>97995</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
        <TotalAmt>177243</TotalAmt>
        <ProgramServicesAmt>77629</ProgramServicesAmt>
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        <FundraisingAmt>43836</FundraisingAmt>
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      <TotalFunctionalExpensesGrp>
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        <ProgramServicesAmt>6462768</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1730005</ManagementAndGeneralAmt>
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      <CashNonInterestBearingGrp>
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        <EOYAmt>3724</EOYAmt>
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      <SavingsAndTempCashInvstGrp>
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        <EOYAmt>713081</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
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        <EOYAmt>566493</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>8068</EOYAmt>
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      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>33691</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>149463</BOYAmt>
        <EOYAmt>115651</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>14002756</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>9938585</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>4186600</BOYAmt>
        <EOYAmt>4064171</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>2736972</BOYAmt>
        <EOYAmt>2601855</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
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        <EOYAmt>8106734</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>396289</EOYAmt>
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      <MortgNotesPyblScrdInvstPropGrp>
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        <EOYAmt>3306483</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
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        <EOYAmt>1100599</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>4098595</BOYAmt>
        <EOYAmt>4803371</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
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        <EOYAmt>644336</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>3334146</BOYAmt>
        <EOYAmt>2659027</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>4487997</BOYAmt>
        <EOYAmt>3303363</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>8586592</BOYAmt>
        <EOYAmt>8106734</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>-1236830</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>52196</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <SchoolInd>X</SchoolInd>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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    </IRS990ScheduleB>
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        <ContributionsAmt>208304</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>73187</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>208304</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>2810159</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
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        <InvestmentEarningsOrLossesAmt>-415052</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>2736972</EndYearBalanceAmt>
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        <ContributionsAmt>22374</ContributionsAmt>
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        <GrantsOrScholarshipsAmt>175865</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>3375939</EndYearBalanceAmt>
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        <ContributionsAmt>69510</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>110004</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>149500</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>2968939</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
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        <InvestmentEarningsOrLossesAmt>149315</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>165708</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>2938925</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
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      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>138243</OtherCostOrOtherBasisAmt>
        <BookValueAmt>138243</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>10433550</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>7433119</DepreciationAmt>
        <BookValueAmt>3000431</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
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        <DepreciationAmt>1640624</DepreciationAmt>
        <BookValueAmt>269669</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>1520670</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>864842</DepreciationAmt>
        <BookValueAmt>655828</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>4064171</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>ADVANCE TUITION DEPOSITS</Desc>
        <Amt>1100599</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1100599</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>6661353</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>52196</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>52196</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>6609157</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>1414813</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>1414813</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>8023970</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>7845987</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>7845987</ExpensesSubtotalAmt>
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      <ExpensesNotRptFinclStmtAmt>1414813</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>9260800</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>INTENDED USES OF THE ORGANIZATION'S ENDOWMENT FUNDS STONELEIGH-BURNHAM SCHOOL USES THE ENDOWMENT FUNDS TO SUPPORT THE GENERAL OPERATIONS OF THE SCHOOL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOLARSHIPS AND TUITION REMISSION 1,414,813.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOLARSHIPS AND TUITION REMISSION 1,414,813.</ExplanationTxt>
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    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="RetDoc1040400001">
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      <PolicyStmtInBrochuresEtcInd>1</PolicyStmtInBrochuresEtcInd>
      <PlcyPblczdViaBroadcastMediaInd>1</PlcyPblczdViaBroadcastMediaInd>
      <MaintainRacialCompRecsInd>1</MaintainRacialCompRecsInd>
      <MaintainScholarshipsRecsInd>1</MaintainScholarshipsRecsInd>
      <MaintainCpyOfBrochuresEtcInd>1</MaintainCpyOfBrochuresEtcInd>
      <MaintainCpyOfAllSolInd>1</MaintainCpyOfAllSolInd>
      <DiscriminateRaceStdntsRghtsInd>0</DiscriminateRaceStdntsRghtsInd>
      <DiscriminateRaceAdmissPlcyInd>0</DiscriminateRaceAdmissPlcyInd>
      <DiscriminateRaceEmplmFcultyInd>0</DiscriminateRaceEmplmFcultyInd>
      <DiscriminateRaceSchsInd>0</DiscriminateRaceSchsInd>
      <DiscriminateRaceEducPlcyInd>0</DiscriminateRaceEducPlcyInd>
      <DiscriminateRaceUseOfFcltsInd>0</DiscriminateRaceUseOfFcltsInd>
      <DiscriminateRaceAthltProgInd>0</DiscriminateRaceAthltProgInd>
      <DiscriminateRaceOtherActyInd>0</DiscriminateRaceOtherActyInd>
      <GovernmentFinancialAidRcvdInd>0</GovernmentFinancialAidRcvdInd>
      <GovernmentFinancialAidRvkdInd>0</GovernmentFinancialAidRvkdInd>
      <ComplianceWithRevProc7550Ind>1</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL DISPLAYS ITS NONDISCRIMINATORY POLICY ON THE HOMEPAGE OF ITS PUBLICLY ACCESSIBLE WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>SCHOLARSHIPS FOR ATTENDING STONELEIGH-BURNHAM</GrantTypeTxt>
        <RecipientCnt>68</RecipientCnt>
        <CashGrantAmt>1414813</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE I, PAGE 1, PART 1, QUESTION 2</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR MONITORING THE USE OF GRANT FUNDS IN THE UNITED STATES STONELEIGH-BURNHAM SCHOOL AWARDS SCHOLARSHIPS TO QUALIFYING STUDENTS AS A REDUCTION OF THEIR TUITION. THE SCHOOL CLOSELY MONITORS THE PROGRESS OF THE STUDENTS AND TRACKS MONTHLY THE PAYMENTS MADE TOWARD THEIR OUTSTANDING ACCOUNT BALANCE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
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      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>STEPHANIE LUEBBERS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL (FORMER)</TitleTxt>
        <BaseCompensationFilingOrgAmt>193562</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
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        <TotalCompensationFilingOrgAmt>209812</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>RESIDENCE FOR PERSONAL USE STEPHANIE LUEBBERS, HEAD OF SCHOOL, WAS PROVIDED A RESIDENCE FOR PERSONAL USE. THE BENEFIT WAS NOT TREATED AS TAXABLE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS TO REVIEW FORM 990 THE FORM 990 IS PRESENTED TO AND REVIEWED BY THE CHAIR OF THE BOARD OF TRUSTEES PRIOR TO ITS FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR MONITORING COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY THE BOARD OF TRUSTEES MONITORS AND ENFORCES COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY ON AN ON-GOING BASIS THROUGHOUT THE YEAR. EACH POTENTIAL CONFLICT OF INTEREST IS REPORTED TO THE BOARD OF TRUSTEES AND THE BOARD DETERMINES HOW TO PROCEED. EACH MEMBER OF THE BOARD OF TRUSTEES AND EACH COMMITTEE MEMBER WHO IS NOT A TRUSTEE ANNUALLY RECEIVES A COPY OF THE CONFLICT OF INTEREST POLICY FOR SIGNATURE AND RETURNS A SIGNED COPY TO THE CHAIR BEFORE THE CONCLUSION OF THE BOARD MEETING HELD IMMEDIATELY FOLLOWING DISTRIBUTION OF THE POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR DETERMINING COMPENSATION OF THE HEAD OF SCHOOL THE EXECUTIVE COMMITTEE DRAFTS THE CONTRACT AND COUNSEL REVIEWS IT. THE CONTRACT IS THEN SIGNED BY THE CHAIR OF THE BOARD OF TRUSTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>DISCLOSURE OF GOVERNING DOCUMENTS THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON WRITTEN REQUEST OF THE INTERESTED PARTY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
