﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:sfsmef="http://www.cchsfs.com/efile/mef" returnVersion="2024v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-02-28T18:53:45-05:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>813742224</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>BLACKRIVER TAX SERVICES INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>6100 W JEFFERSON STREET</AddressLine1Txt>
        <CityNm>PHILADELPHIA</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>19151</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>993722710</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>CATALYST INITIATIVE</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>CATA</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>3118 N SHEDWICK STREET</AddressLine1Txt>
        <CityNm>PHILADELPHIA</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>19131</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>ALEXANDER EPSTEIN</PersonNm>
      <PersonTitleTxt>DIRECTOR</PersonTitleTxt>
      <PhoneNum>9179211248</PhoneNum>
      <SignatureDt>2025-02-27</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>MARCUS BOOTH</PreparerPersonNm>
      <PTIN>P03120069</PTIN>
      <PhoneNum>2674069641</PhoneNum>
      <PreparationDt>2025-02-27</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="2" softwareId="24020071" referenceDocumentId="3">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <Organization501c3Ind referenceDocumentId="1">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>40000</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>40000</ContributionsGiftsGrantsEtcAmt>
      <TotalRevenueAmt>40000</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>8850</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>290</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>14952</OtherExpensesTotalAmt>
      <TotalExpensesAmt>24092</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>15908</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesEOYAmt>15908</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <EOYAmt>15908</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>15908</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>15908</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>CHARITIBLE</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>The Catalyst Intitiative organized its first Emerging Climate Leaders Program. We identified 22 individuals to participate its inaugural program.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>24093</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>24093</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>24093</TotalProgramServiceExpensesAmt>
      <InfoInScheduleOPartIVInd>X</InfoInScheduleOPartIVInd>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ALEXANDER EPSTEIN</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>25</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>5000</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>TYLER A RAY</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JULIETA VARELA</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>ALEXANDER EPSTEIN</PersonNm>
        <USAddress>
          <AddressLine1Txt>3118 N SHEDWICK ST</AddressLine1Txt>
          <CityNm>PHILADELPHIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19132</ZIPCd>
        </USAddress>
        <PhoneNum>9179211248</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="1" softwareId="24020071">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <SupportSumAmt>0</SupportSumAmt>
      <OtherSupportSumAmt>0</OtherSupportSumAmt>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearAmt>40000</CurrentTaxYearAmt>
        <TotalAmt>40000</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearAmt>40000</CurrentTaxYearAmt>
        <TotalAmt>40000</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>40000</PublicSupportTotal170Amt>
      <TotalSupportAmt>40000</TotalSupportAmt>
      <First5Years170Ind>X</First5Years170Ind>
      <PublicSupportPY170Pct>1.00000</PublicSupportPY170Pct>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="4" softwareId="24020071">
      <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>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleO documentId="3" softwareId="24020071">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1-16</FormAndLineReferenceDesc>
        <ExplanationTxt>TRAVEL - 9606. ACCOMODATIONS - 5346</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>