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      <RelatedOrgListSchRInd>1</RelatedOrgListSchRInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>250000</OtherCostOrOtherBasisAmt>
        <BookValueAmt>250000</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>3457024</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1124824</DepreciationAmt>
        <BookValueAmt>2332200</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>3320775</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1845852</DepreciationAmt>
        <BookValueAmt>1474923</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>4057123</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>11655510</TotalRevEtcAuditedFinclStmtAmt>
      <DonatedServicesAndUseFcltsAmt>10846</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>10846</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>11644664</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>-166866</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-166866</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>11477798</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>8741799</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>10846</DonatedServicesUseFcltsAmt>
      <OtherExpensesIncludedAmt>166866</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>177712</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>8564087</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>8564087</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION HAS BEEN RECOGNIZED BY THE INTERNAL REVENUE SERVICE AS A NONPROFIT CORPORATION EXEMPT FROM FEDERAL INCOME TAX ON ITS INCOME, UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. THE FOUNDATION FOLLOWS THE PROVISIONS OF ASC 740-10, INCOME TAXES, RELATED TO UNRECOGNIZED TAX POSITIONS. THE FOUNDATION RECOGNIZES THE TAX BENEFITS FROM UNCERTAIN TAX POSITIONS ONLY IF IT IS MORE LIKELY THAN NOT THAT THE TAX POSITIONS WILL BE SUSTAINED ON EXAMINATION BY THE TAXING AUTHORITIES, BASED ON THE TECHNICAL MERITS OF THE POSITIONS. THE TAX BENEFITS RECOGNIZED IN THE FINANCIAL STATEMENTS FROM SUCH POSITIONS ARE MEASURED BASED ON THE LARGEST BENEFIT THAT HAS A GREATER THAN 50% LIKELIHOOD OF BEING REALIZED UPON ULTIMATE SETTLEMENT. THE FOUNDATION DOES NOT BELIEVE THERE ARE ANY MATERIAL UNCERTAIN TAX POSITIONS AND ACCORDINGLY, IT WILL NOT RECOGNIZE ANY LIABILITY FOR UNRECOGNIZED TAX BENEFITS. FOR THE YEARS ENDED DECEMBER 31, 2025 AND 2024, THERE WERE NO INTEREST OR PENALTIES RECORDED OR INCLUDED IN THE FINANCIAL STATEMENTS. THE FOUNDATION IS RELYING ON ITS TAX-EXEMPT STATUS AND ITS ADHERENCE TO ALL APPLICABLE LAWS AND REGULATIONS TO PRESERVE THAT STATUS. HOWEVER, THE CONCLUSIONS REGARDING ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES WILL BE SUBJECT TO REVIEW AND MAY BE ADJUSTED AT A LATER DATE BASED ON FACTORS INCLUDING, BUT NOT LIMITED TO, ONGOING ANALYSIS OF TAX LAWS, REGULATIONS, AND INTERPRETATIONS THEREOF. THE FOUNDATION'S INFORMATIONAL RETURNS ARE GENERALLY SUBJECT TO EXAMINATION FOR THREE YEARS AFTER THE LATER OF THE DUE DATE OR DATE OF FILING. AS A RESULT, THE FOUNDATION IS NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY TAX AUTHORITIES FOR YEARS PRIOR TO 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DIRECT EXPENSES FOR FUNDRAISING EVENT -166,866.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DIRECT EXPENSES FOR FUNDRAISING EVENT 166,866.</ExplanationTxt>
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    </IRS990ScheduleD>
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        <GrossReceiptsTotalAmt>1169913</GrossReceiptsTotalAmt>
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        <GrossRevenueTotalEventsAmt>47760</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>5400</RentFcltyCostsTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>63849</FoodAndBeverageTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>103017</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>172266</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>-124506</NetIncomeSummaryAmt>
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    </IRS990ScheduleG>
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        <RecipientBusinessName>
          <BusinessNameLine1Txt>RFSW ENDOWMENT INC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 824189</AddressLine1Txt>
          <CityNm>DALLAS</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>753824189</ZIPCd>
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        <RecipientEIN>851208107</RecipientEIN>
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        <CashGrantAmt>350000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>GENERAL FUNDING</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <FirstClassOrCharterTravelInd>X</FirstClassOrCharterTravelInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>1</CompBasedOnRevenueOfFlngOrgInd>
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      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
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        <PersonNm>KARL CSAKY</PersonNm>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>120000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>17500</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>237</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>549921</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARK PENNESI</PersonNm>
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        <DeferredCompensationFlngOrgAmt>17500</DeferredCompensationFlngOrgAmt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>458589</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>16357</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11255</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>354756</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>AMY JOHNSON</PersonNm>
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        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>218462</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>NAOMI EMMETT</PersonNm>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
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        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>8249</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>184490</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SRINIVASA SRIPATHI</PersonNm>
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        <TotalCompensationFilingOrgAmt>162016</TotalCompensationFilingOrgAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
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        <DeferredCompensationFlngOrgAmt>7049</DeferredCompensationFlngOrgAmt>
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        <TotalCompensationFilingOrgAmt>159301</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 5</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ACCRUED A BONUS TO MARK PENNESI BASED ON CLINICAL TRIAL REVENUES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS REVIEWED BY MEMBERS OF THE FINANCE AND AUDIT COMMITTEE PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICTS OF INTEREST ARE ADDRESSED IN THE BOARD MEETINGS. MEMBERS MUST SIGN THE CONFLICT OF INTEREST STATEMENT ANNUALLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION COMMITTEE MEETS EVERY YEAR AND EVALUATES AND APPROVES THE COMPENSATION OF THE KEY EMPLOYEES. A PART OF THIS PROCESS INCLUDES COMPARING THEM TO OTHER INSTITUTIONS LIKE THE RETINA FOUNDATION OF THE SOUTHWEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION'S DOCUMENTS ARE AVAILABLE AT WWW.GUIDESTAR.ORG AND UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE HAS BEEN NO CHANGE IN THE OVERSIGHT OR SELECTION PROCESS OF THE INDEPENDENT ACCOUNTANT IN THE PAST YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        </DisregardedEntityName>
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        <DirectControllingEntityName>
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        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>1</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>1</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
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      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
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      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
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      <TransactionsRelatedOrgGrp>
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</Return>