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      <Form990PartVIISectionAGrp>
        <PersonNm>PAT TRUSCELLI ELLIS</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>RUTH WALTER</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SHAKIRA WILSON</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>BRIGITTE GRISWOLD</PersonNm>
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        <ReportableCompFromOrgAmt>93164</ReportableCompFromOrgAmt>
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        <OtherCompensationAmt>10678</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ELLEN THEGINTERIM EXECUTIVE</PersonNm>
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        <OfficerInd>X</OfficerInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ODED HOLZINGER</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>14322</OtherCompensationAmt>
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      <TotalReportableCompFromOrgAmt>224147</TotalReportableCompFromOrgAmt>
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      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>0</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
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      <TotalContributionsAmt>1516031</TotalContributionsAmt>
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        <Desc>ENVIRONMENTAL SERVICE</Desc>
        <BusinessCd>900099</BusinessCd>
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      <TotalProgramServiceRevenueAmt>171223</TotalProgramServiceRevenueAmt>
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        <TotalRevenueColumnAmt>31692</TotalRevenueColumnAmt>
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      <FundraisingGrossIncomeAmt>79019</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>227591</ContriRptFundraisingEventAmt>
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      <NetIncmFromFundraisingEvtGrp>
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        <BusinessCd>900099</BusinessCd>
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      <OtherRevenueMiscGrp>
        <Desc>OTHER INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
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      <OtherEmployeeBenefitsGrp>
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      <FeesForServicesProfFundraising>
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        <FundraisingAmt>69000</FundraisingAmt>
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        <ProgramServicesAmt>112209</ProgramServicesAmt>
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        <ProgramServicesAmt>50</ProgramServicesAmt>
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        <ProgramServicesAmt>91432</ProgramServicesAmt>
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        <FundraisingAmt>6935</FundraisingAmt>
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        <ProgramServicesAmt>53425</ProgramServicesAmt>
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      <ConferencesMeetingsGrp>
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        <ProgramServicesAmt>138006</ProgramServicesAmt>
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        <ProgramServicesAmt>39212</ProgramServicesAmt>
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        <EOYAmt>101217</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
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        <EOYAmt>1952104</EOYAmt>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
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    <IRS990ScheduleA documentId="RetDoc1039100001">
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        <CurrentTaxYearMinus3YearsAmt>1306763</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2018922</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1334551</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1516031</CurrentTaxYearAmt>
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        <CurrentTaxYearAmt>1516031</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus2YearsAmt>680</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>10024</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>31692</CurrentTaxYearAmt>
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        </ContributorBusinessName>
        <ContributorUSAddress>
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          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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      <TotalExemptPurposeExpendGrp>
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      <GrassrootsNontaxableGrp>
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      <TotLbbyExpendMnsLbbyngNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
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        <CurrentYearAmt>228177</CurrentYearAmt>
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        <CurrentYearMinus1Amt>56562</CurrentYearMinus1Amt>
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      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION RECOGNIZES THE EFFECT OF INCOME TAX POSITIONS ONLY IF THOSE POSITIONS ARE MORE LIKELY THAN NOT TO BE SUSTAINED. MANAGEMENT HAS DETERMINED THAT THE ORGANIZATION HAD NO UNCERTAIN TAX POSITIONS THAT WOULD REQUIRE FINANCIAL STATEMENT RECOGNITION OR DISCLOSURE. THE ORGANIZATION IS NO LONGER SUBJECT TO EXAMINATIONS BY THE APPLICABLE TAXING JURISDICTIONS FOR TAX PERIODS PRIOR TO DECEMBER 31, 2020.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT EXPENSES INCLUDED ON PART VIII, LINE 8B 19,577.</ExplanationTxt>
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      <SolicitationOfNonGovtGrantsInd>X</SolicitationOfNonGovtGrantsInd>
      <SolicitationOfGovtGrantsInd>X</SolicitationOfGovtGrantsInd>
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        <USAddress>
          <AddressLine1Txt>1208 SANDRINGHAM ROAD</AddressLine1Txt>
          <CityNm>BALA CYNWYD</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19004</ZIPCd>
        </USAddress>
        <ActivityTxt>GRANT WRITING</ActivityTxt>
        <FundraiserControlOfFundsInd>0</FundraiserControlOfFundsInd>
        <GrossReceiptsAmt>492000</GrossReceiptsAmt>
        <RetainedByContractorAmt>69000</RetainedByContractorAmt>
        <NetToOrganizationAmt>423000</NetToOrganizationAmt>
      </FundraiserActivityInfoGrp>
      <TotalGrossReceiptsAmt>492000</TotalGrossReceiptsAmt>
      <TotalRetainedByContractorsAmt>69000</TotalRetainedByContractorsAmt>
      <TotalNetToOrganizationAmt>423000</TotalNetToOrganizationAmt>
      <LicensedStatesCd>NY</LicensedStatesCd>
      <FundraisingEventInformationGrp>
        <Event1Nm>GALA</Event1Nm>
        <GrossReceiptsEvent1Amt>306610</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>227591</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>79019</GrossRevenueEvent1Amt>
        <RentFacilityCostsEvent1Amt>10740</RentFacilityCostsEvent1Amt>
        <FoodAndBeverageEvent1Amt>23426</FoodAndBeverageEvent1Amt>
        <EntertainmentEvent1Amt>11000</EntertainmentEvent1Amt>
        <OtherDirectExpensesEvent1Amt>9896</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>306610</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>227591</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>79019</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>10740</RentFcltyCostsTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>23426</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>11000</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>9896</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>55062</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>23957</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>AFTER THE FORM 990 IS PREPARED BY AN OUTSIDE ACCOUNTING FIRM, MANAGEMENT REVIEWS THE FORM 990 AND PROVIDES COMMENTS OR EDITS TO THE OUTSIDE ACCOUNTING FIRM. AFTER THIS PROCESS IS PERFORMED, THE FORM 990 IS SENT TO THE FULL BOARD OF DIRECTORS PRIOR TO BEING FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AT THE TIME THEY JOIN THE ORGANIZATION, EACH BOARD MEMBER, OFFICER AND KEY EMPLOYEE MUST SIGN A DOCUMENT INDICATING THAT THEY HAVE RECEIVED A COPY OF THE CONFLICT OF INTEREST POLICY AND THAT THEY UNDERSTAND IT. ADDITIONALLY, EACH BOARD MEMBER, OFFICER, AND KEY EMPLOYEE MUST FILL OUT AN ANNUAL DECLARATION STATING THEY HAVE NO CONFLICTS OF INTEREST, OR THEY MUST IDENTIFY THE NATURE OF THEIR INTERESTED PARTY TRANSACTIONS. IF ANY QUESTION MAY ARISE IN THE MIND OF ANY DIRECTOR, OFFICER OR KEY EMPLOYEE OF THE ORGANIZATION AS TO A POTENTIAL CONFLICT BETWEEN HIS OR HER OWN INDIVIDUAL INTEREST, THOSE OF A RELATIVE, OR THOSE OF A RELATED PARTY AND THE INTEREST OF THE ORGANIZATION, FULL DISCLOSURE OF ALL FACTS PERTAINING TO SUCH POTENTIAL CONFLICT SHALL BE MADE TO THE BOARD OF DIRECTORS. FACT-GATHERING AND SUBSEQUENT REVIEW BY THE BOARD OF DIRECTORS WILL DETERMINE WHETHER OR NOT AN ACTUAL CONFLICT EXISTS OR WOULD OCCUR. PROCEDURE FOR ADDRESSING POTENTIAL CONFLICT OF INTEREST: A. THE BOARD OF DIRECTORS OF THE ORGANIZATION (OR A DULY APPOINTED COMMITTEE OF THE BOARD) SHALL INVESTIGATE THE POTENTIAL CONFLICT OF INTEREST. B. THE DIRECTOR, OFFICER OR KEY EMPLOYEE TO WHOM THE POTENTIAL CONFLICT OF INTEREST RELATES SHALL NOT PARTICIPATE IN ANY DISCUSSION RELATING TO THE CONFLICT, EXCEPT THAT THE BOARD OR COMMITTEE MAY REQUEST THAT THE INTERESTED PARTY PRESENT INFORMATION CONCERNING THE TRANSACTION AT A MEETING OF THE BOARD OR COMMITTEE PRIOR TO COMMENCEMENT OF DELIBERATIONS OR VOTING. C. THE BOARD OR COMMITTEE MAY, BY MAJORITY VOTE, ASK ANY SUCH DIRECTOR, OFFICER OR KEY EMPLOYEE TO LEAVE THE ROOM IN WHICH SUCH DISCUSSION IS CARRIED ON; PROVIDED, HOWEVER, THAT THE INTERESTED DIRECTOR MAY PARTICIPATE IN ANY DISCUSSION REGARDING HIS OR HER EXCLUSION. D. DIRECTORS, OFFICERS AND KEY EMPLOYEES TO WHOM THE POTENTIAL CONFLICT OF INTEREST RELATES SHALL NOT ATTEMPT TO INFLUENCE OTHER DIRECTORS REGARDING SUCH MATTER. E. AFTER CONDUCTING DUE DILIGENCE, THE BOARD OR COMMITTEE SHALL DETERMINE BY A MAJORITY VOTE OF THE DISINTERESTED DIRECTORS WHETHER THE TRANSACTION OR ARRANGEMENT IS IN THE ORGANIZATION'S BEST INTEREST AND FOR ITS OWN BENEFIT AND WHETHER THE TRANSACTION IS FAIR AND REASONABLE TO THE ORGANIZATION AND SHALL MAKE ITS DECISION AS TO WHETHER THE ENTER INTO OR ALLOW THE TRANSACTION OR ARRANGEMENT IN CONFORMITY WITH SUCH DETERMINATION. AS PART OF ITS DUE DILIGENCE EFFORTS, THE BOARD OR COMMITTEE SHALL DETERMINE WHETHER THE ORGANIZATION CAN OBTAIN A MORE ADVANTAGEOUS TRANSACTION OR ARRANGEMENT WITH REASONABLE EFFORTS FROM A PERSON OR ENTITY THAT WOULD NOT GIVE RISE TO A CONFLICT OF INTEREST. F. THE FOLLOWING INFORMATION SHALL BE RECORDED IN THE MINUTES OF THE MEETING OF THE BOARD OR COMMITTEE: - THE NAMES OF THE PERSONS WHO DISCLOSED OR OTHERWISE WERE FOUND TO HAVE A FINANCIAL INTEREST IN CONNECTION WITH AN ACTUAL OR POSSIBLE CONFLICT OF INTEREST, THE NATURE OF THE FINANCIAL INTEREST, ANY ACTION TAKEN TO DETERMINE WHETHER A CONFLICT OF INTEREST WAS PRESENT, AND THE BOARD'S OR COMMITTEE'S DECISION AS TO WHETHER A CONFLICT OF INTEREST IN FACT EXISTED; AND - THE NAMES OF THE PERSONS WHO WERE PRESENT FOR DISCUSSIONS AND VOTES RELATING TO THE TRANSACTION OR ARRANGEMENT, THE CONTENT OF THE DISCUSSION, INCLUDING ANY ALTERNATIVES TO THE PROPOSED TRANSACTION OR ARRANGEMENT, AND A RECORD OF ANY VOTES TAKEN IN CONNECTION THEREWITH.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUALLY, THE EXECUTIVE COMMITTEE REVIEWS THE EXECUTIVE DIRECTOR'S COMPENSATION BASED ON CURRENT INFORMATION AVAILABLE ON COMPARABLE SALARIES AND THE ORGANIZATION'S CURRENT BUDGETARY CONSTRAINTS. AFTER REVIEWING THIS INFORMATION, THE EXECUTIVE COMMITTEE APPROVES ANY ADJUSTMENTS TO THE EXECUTIVE DIRECTOR'S COMPENSATION. THE DELIBERATIONS AND DECISIONS ARE DOCUMENTED WITHIN THE MINUTES OF THE MEETING. THE LAST COMPENSATION REVIEW PROCESS WAS UNDERTAKEN IN DECEMBER 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS FORM 990 AVAILABLE FOR PUBLIC INSPECTION AS REQUIRED UNDER SECTION 6104 OF THE INTERNAL REVENUE CODE. THE RETURN IS POSTED ON GUIDESTAR.ORG. THE RETURN, AUDITED FINANCIAL STATEMENTS, AND GOVERNING DOCUMENTS ARE ALSO AVAILABLE UPON WRITTEN REQUEST OR BY CALLING THE ORGANIZATION DIRECTLY. THE RETURN AND AUDITED FINANCIAL STATEMENTS ARE ALSO AVAILABLE ON THE ORGANIZATION'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS AN AUDIT/FINANCE COMMITTEE THAT IS RESPONSIBLE FOR THE OVERSIGHT OF THE AUDIT OF ITS FINANCIAL STATEMENTS AND SELECTION OF AN INDEPENDENT ACCOUNTANT. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, BOX C:</FormAndLineReferenceDesc>
        <ExplanationTxt>GROUNDWORK HUDSON VALLEY, INC. CONDUCTS BUSINESS USING THE FOLLOWING DBAS: (1) GROUNDWORK YONKERS (2) THE SAW MILL RIVER COALITION</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>