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        <PersonNm>LEN LEBLANC</PersonNm>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>GINA OROZCO</PersonNm>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>AARON SCHWING</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ERIC TAYOR</PersonNm>
        <TitleTxt>DIRECTOR - AS OF 9/24</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOE ZHOU</PersonNm>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
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      <IndivRcvdGreaterThan100KCnt>12</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
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          <BusinessName>
            <BusinessNameLine1Txt>CENTER FOR RELIABLE ENERGY SYSTEMS LLC</BusinessNameLine1Txt>
          </BusinessName>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>5858 INNOVATION DRIVE</AddressLine1Txt>
            <CityNm>DUBLIN</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>43016</ZIPCd>
          </USAddress>
        </ContractorAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>JEFFREY WHITWORTH</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>26110 COUNTRYSIDE DRIVE</AddressLine1Txt>
            <CityNm>SPICEWOOD</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>78669</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH SERVICE PROVIDER - EFI</ServicesDesc>
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      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>2</CntrctRcvdGreaterThan100KCnt>
      <ProgramServiceRevenueGrp>
        <Desc>SUBSCRIPTION FEES</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>11611049</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>PIPELINE RESEARCH PROGRAM</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>4452082</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>TESTING FEES</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>1075097</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>MEETING SPONSORSHIPS &amp; REGIST.</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>623858</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>97825</ExclusionAmt>
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      <InvestmentIncomeGrp>
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        <ExclusionAmt>722032</ExclusionAmt>
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      <RoyaltiesRevenueGrp>
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        <ExclusionAmt>3086554</ExclusionAmt>
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      <GrossRentsGrp>
        <RealAmt>166468</RealAmt>
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      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
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      <RentalIncomeOrLossGrp>
        <RealAmt>166468</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>166468</TotalRevenueColumnAmt>
        <ExclusionAmt>166468</ExclusionAmt>
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      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>13115863</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>13064824</SecuritiesAmt>
        <OtherAmt>14428</OtherAmt>
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      <GainOrLossGrp>
        <SecuritiesAmt>51039</SecuritiesAmt>
        <OtherAmt>-14428</OtherAmt>
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      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>36611</TotalRevenueColumnAmt>
        <ExclusionAmt>36611</ExclusionAmt>
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      <OtherRevenueMiscGrp>
        <Desc>USAGE FEES &amp; MISCELLANEOUS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>25077</TotalRevenueColumnAmt>
        <ExclusionAmt>25077</ExclusionAmt>
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      <OtherRevenueTotalAmt>25077</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>21896653</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>17762086</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>4134567</ExclusionAmt>
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      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1650492</TotalAmt>
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      <OtherSalariesAndWagesGrp>
        <TotalAmt>2104038</TotalAmt>
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      <PensionPlanContributionsGrp>
        <TotalAmt>140170</TotalAmt>
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      <OtherEmployeeBenefitsGrp>
        <TotalAmt>379290</TotalAmt>
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      <PayrollTaxesGrp>
        <TotalAmt>272088</TotalAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>52501</TotalAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>67610</TotalAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
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      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>253165</TotalAmt>
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      <AdvertisingGrp>
        <TotalAmt>101223</TotalAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>116205</TotalAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>475011</TotalAmt>
      </InformationTechnologyGrp>
      <RoyaltiesGrp>
        <TotalAmt>1971334</TotalAmt>
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      <OccupancyGrp>
        <TotalAmt>1099766</TotalAmt>
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      <TravelGrp>
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      <ConferencesMeetingsGrp>
        <TotalAmt>910841</TotalAmt>
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      <DepreciationDepletionGrp>
        <TotalAmt>280720</TotalAmt>
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      <InsuranceGrp>
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      <OtherExpensesGrp>
        <Desc>RESEARCH CONTRACTS</Desc>
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      <OtherExpensesGrp>
        <Desc>DUES AND SUBSCRIPTIONS</Desc>
        <TotalAmt>123318</TotalAmt>
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      <OtherExpensesGrp>
        <Desc>DEVELOPMENT</Desc>
        <TotalAmt>99093</TotalAmt>
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      <OtherExpensesGrp>
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      <AllOtherExpensesGrp>
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      <TotalFunctionalExpensesGrp>
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      <CashNonInterestBearingGrp>
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        <EOYAmt>1987453</EOYAmt>
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      <SavingsAndTempCashInvstGrp>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>1479668</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>65832</EOYAmt>
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        <EOYAmt>4826</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
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        <EOYAmt>18775455</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
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      <FederalGrantAuditPerformedInd>1</FederalGrantAuditPerformedInd>
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    <IRS990ScheduleD documentId="RetDoc1040000001">
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        <DepreciationAmt>466563</DepreciationAmt>
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        <Desc>ACCRUED INTEREST RECEIVABLES</Desc>
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        <Desc>DEPOSITS</Desc>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PRCI PERFORMED AN EVALUATION OF UNCERTAINTY IN INCOME TAXES FOR THE YEAR ENDED DECEMBER 31, 2024, AND DETERMINED THAT THERE ARE NO MATTERS THAT WOULD REQUIRE RECOGNITION IN THE FINANCIAL STATEMENTS OR THAT MAY HAVE ANY EFFECT ON ITS TAX-EXEMPT STATUS. PRCI'S TAX RETURNS ARE SUBJECT TO REVIEW AND EXAMINATION BY FEDERAL, STATE AND LOCAL AUTHORITIES.</ExplanationTxt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>577944</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GARY W HINES VICE PRESIDENT</PersonNm>
        <TitleTxt>OPERATIONS - UNTIL 8/24</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>49459</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>62145</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>14727</DeferredCompensationFlngOrgAmt>
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        <TotalCompensationFilingOrgAmt>309913</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GARY E CHOQUETTE</PersonNm>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
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        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS A POLICY THAT ALLOWS FOR A BENEFIT FOR TRAVEL FOR COMPANIONS, WHICH IS NOT REPORTED AS TAXABLE COMPENSATION. HOWEVER, DURING THE YEAR ENDED DECEMBER 31, 2024, THE ORGANIZATION DID NOT PROVIDE SUCH BENEFIT TO ANY INDIVIDUAL REPORTED ON PART VII, SECTION A, LINE 1A.</ExplanationTxt>
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        <FormAndLineReferenceDesc>PART I, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>GARY HINES VICE PRESIDENT OF OPERATIONS RECEIVED A SEVERANCE PAYMENT IN THE AMOUNT OF $55,911.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC. HAS FOUR CLASSES OF MEMBERSHIP: (1) PIPELINE OPERATING COMPANIES; (2) PIPELINE INDUSTRY ORGANIZATIONS; (3) FULL ASSOCIATE MEMBERS; AND (4) TECHNICAL PROGRAM ASSOCIATE MEMBERS. PIPELINE OPERATING COMPANIES HAVE FULL VOTING AND PARTICIPATION RIGHTS IN PRCI. PIPELINE INDUSTRY ORGANIZATION MEMBERS HAVE VOTING AND PARTICIPATION RIGHTS AS SET FORTH IN ANCILLARY AGREEMENTS. THE ASSOCIATE AND TECHNICAL PROGRAM ASSOCIATE MEMBERS ARE NON-VOTING MEMBERS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., APPOINT VOTING REPRESENTATIVES TO THE EXECUTIVE ASSEMBLY. THE EXECUTIVE ASSEMBLY ELECTS A CHAIR AND AN EXECUTIVE BOARD, WHICH IS THE GOVERNING BODY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990, INCLUDING THE REQUIRED SCHEDULES, IS PROVIDED TO THE MEMBERS OF THE EXECUTIVE BOARD PRIOR TO BEING FILED WITH THE INTERNAL REVENUE SERVICE. THE EXECUTIVE BOARD MEMBERS MAY COMMUNICATE ANY CONCERNS TO MANAGEMENT WHEN THE FORM 990 IS RECEIVED, OR THEY MAY DISCUSS IT AT AN EXECUTIVE BOARD MEETING.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL STAFF, EXECUTIVE BOARD AND ASSEMBLY MEMBERS ARE COVERED BY A CONFLICT OF INTEREST POLICY. ALL TRANSACTIONS ARE REVIEWED AND APPROVED BY THE PRESIDENT OR THE VICE PRESIDENT OF OPERATIONS. THIS REVIEW INCLUDES A CONSIDERATION OF POTENTIAL CONFLICT OF INTEREST OF THE PARTIES. IF THERE IS A POTENTIAL CONFLICT OF INTEREST, THE MATTER IS REFERRED TO CORPORATE COUNSEL. IF A CONFLICT DOES EXIST, THE PARTY WILL BE EXCLUDED FROM THE ACTION CAUSING THE CONFLICT OF INTEREST.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION OF THE PRESIDENT OF PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., IS DETERMINED BY A PROCESS THAT INCLUDES: (A) APPROVAL IN ADVANCE BY THE EXECUTIVE BOARD OR A DELEGATED COMMITTEE COMPOSED OF INDIVIDUALS WHO DO NOT HAVE A CONFLICT OF INTEREST WITH RESPECT TO THE COMPENSATION ARRANGEMENT; (B) RELIANCE BY THE EXECUTIVE ASSEMBLY OR DELEGATED COMMITTEE ON COMPARABLE DATA THAT DEMONSTRATE THE FAIR MARKET VALUE OF THE COMPENSATION; (C) DOCUMENTATION THAT SHOWS HOW THE EXECUTIVE ASSEMBLY OR DELEGATED COMMITTEE REACHED ITS DECISIONS; AND (D) WRITTEN OR ELECTRONIC RECORDS DETAILING THE PROCESS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND/OR FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
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</Return>