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        <ExclusionAmt>0</ExclusionAmt>
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      <GrantsToDomesticOrgsGrp>
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        <ProgramServicesAmt>18280</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>497462</ManagementAndGeneralAmt>
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      <PensionPlanContributionsGrp>
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        <ProgramServicesAmt>56722</ProgramServicesAmt>
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      <OtherEmployeeBenefitsGrp>
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        <ProgramServicesAmt>121194</ProgramServicesAmt>
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      <PayrollTaxesGrp>
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        <ProgramServicesAmt>58171</ProgramServicesAmt>
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      <FeesForServicesLegalGrp>
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        <ManagementAndGeneralAmt>249874</ManagementAndGeneralAmt>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>29125</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>22075</ManagementAndGeneralAmt>
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      <InformationTechnologyGrp>
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        <ProgramServicesAmt>4241</ProgramServicesAmt>
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      <OccupancyGrp>
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        <ProgramServicesAmt>924</ProgramServicesAmt>
        <ManagementAndGeneralAmt>365976</ManagementAndGeneralAmt>
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      <TravelGrp>
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        <ProgramServicesAmt>11654</ProgramServicesAmt>
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      <InterestGrp>
        <TotalAmt>26310</TotalAmt>
        <ManagementAndGeneralAmt>26310</ManagementAndGeneralAmt>
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      <DepreciationDepletionGrp>
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        <ProgramServicesAmt>268780</ProgramServicesAmt>
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      <InsuranceGrp>
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        <ManagementAndGeneralAmt>90727</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>85553</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12540</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>ALLOC INDIRECT RESEARCH</Desc>
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        <ProgramServicesAmt>373036</ProgramServicesAmt>
        <ManagementAndGeneralAmt>-373036</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
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      <TotalFunctionalExpensesGrp>
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        <FundraisingAmt>0</FundraisingAmt>
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      <SavingsAndTempCashInvstGrp>
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        <EOYAmt>270900</EOYAmt>
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      <PledgesAndGrantsReceivableGrp>
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        <EOYAmt>1296813</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>83300</EOYAmt>
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      <PrepaidExpensesDefrdChargesGrp>
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      <LandBldgEquipCostOrOtherBssAmt>10107996</LandBldgEquipCostOrOtherBssAmt>
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      <LandBldgEquipBasisNetGrp>
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        <EOYAmt>3561518</EOYAmt>
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        <BOYAmt>5332394</BOYAmt>
        <EOYAmt>5279680</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>1552785</EOYAmt>
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      <DeferredRevenueGrp>
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        <EOYAmt>573091</EOYAmt>
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      <TotalLiabilitiesGrp>
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        <EOYAmt>2157738</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
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        <EOYAmt>3121942</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
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        <EOYAmt>3121942</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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      <ReconcilationRevenueExpnssAmt>-864962</ReconcilationRevenueExpnssAmt>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>1</FederalGrantAuditRequiredInd>
      <FederalGrantAuditPerformedInd>1</FederalGrantAuditPerformedInd>
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        <CurrentTaxYearMinus2YearsAmt>4032286</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4258376</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus1YearAmt>4258376</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4261216</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus3YearsAmt>2607</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>187918</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>336000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>336000</CurrentTaxYearAmt>
        <TotalAmt>866814</TotalAmt>
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      <OtherIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>81033</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>113334</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>118435</CurrentTaxYearMinus1YearAmt>
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        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>MISCELLANEOUS - 2020 AMOUNT: $ 24,220. 2021 AMOUNT: $ 81,033. 2022 AMOUNT: $ 113,334. 2023 AMOUNT: $ 118,435. 2024 AMOUNT: $ 49,985.</ExplanationTxt>
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        <ContributorBusinessName>
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        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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      <RevenueSubtotalAmt>4647201</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>4647201</TotalRevenuePerForm990Amt>
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      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>5512163</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LABORATORY EVALUATES ALL SIGNIFICANT TAX POSITIONS AS REQUIRED BY ACCOUNTING PRINCIPLES GENERALLY ACCEPTED IN THE UNITED STATES OF AMERICA. AS OF DECEMBER 31, 2024, THE LABORATORY DOES NOT BELIEVE THAT IT HAS TAKEN ANY POSITIONS THAT WOULD REQUIRE THE RECORDING OF ANY ADDITIONAL TAX LIABILITY NOR DOES IT BELIEVE THAT THERE ARE ANY UNREALIZED TAX BENEFITS THAT WOULD EITHER INCREASE OR DECREASE WITHIN THE NEXT YEAR. IT IS THE LABORATORY'S POLICY TO RECOGNIZE ANY INTEREST AND PENALTIES IN THE PROVISION FOR TAXES.</ExplanationTxt>
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        <USAddress>
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          <CityNm>NEW HAVEN</CityNm>
          <StateAbbreviationCd>CT</StateAbbreviationCd>
          <ZIPCd>06510</ZIPCd>
        </USAddress>
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        <PurposeOfGrantTxt>RESEARCH PROJECTS ON MECHANISMS AND INTERVENTIONS ADDRESSING ACCELERATED CARDIOVASCULAR DISEASE RISK IN WOMEN WITH ENDOMETRIOSIS</PurposeOfGrantTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
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      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
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      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
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        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
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        <DeferredCompensationFlngOrgAmt>15123</DeferredCompensationFlngOrgAmt>
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        <TotalCompensationFilingOrgAmt>234829</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
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        <TitleTxt>FELLOW</TitleTxt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>220837</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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        <NontaxableBenefitsFilingOrgAmt>29466</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
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        <PersonNm>CHRIS VENDOLA</PersonNm>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 8B</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE ARE NO OTHER COMMITTEES WITH AUTHORITY TO ACT ON BEHALF OF THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RETURN IS PROVIDED TO THE BOARD OF DIRECTORS FOR THEIR REVIEW PRIOR TO FILING. PRIOR TO THIS, THE RETURN IS ALSO REVIEWED BY THE BUSINESS MANAGER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONFLICT OF INTEREST STATEMENT IS SIGNED OFF BY EACH DIRECTOR AND EMPLOYEE ANNUALLY. EACH SUBMITTED DOCUMENT IS REVIEWED BY THE DIRECTOR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION OF THE OFFICERS OF THE ORGANIZATION IS APPROVED BY THE BOARD OF DIRECTORS ANNUALLY. PERIODICALLY, COMPARABLES FOR SIMILARLY SITUATED INDIVIDUALS ARE REFERRED TO IN THE PROCESS. THIS PROCESS IS CONTEMPORANEOUSLY DOCUMENTED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY OR FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
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          <StateAbbreviationCd>CT</StateAbbreviationCd>
          <ZIPCd>06519</ZIPCd>
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      <IdRelatedTaxExemptOrgGrp>
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        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>290 CONGRESS AVENUE</AddressLine1Txt>
          <CityNm>NEW HAVEN</CityNm>
          <StateAbbreviationCd>CT</StateAbbreviationCd>
          <ZIPCd>06519</ZIPCd>
        </USAddress>
        <EIN>873267187</EIN>
        <PrimaryActivitiesTxt>PROMOTE &amp; SUPPORT ECONOMIC GROWTH IN CITY OF NEW HAVEN AND SCIENCE COMMUNITY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>CT</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>THE JOHN B PIERCE LABORATORY INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
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      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
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      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
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      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
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        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
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      <TransactionsRelatedOrgGrp>
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          <BusinessNameLine1Txt>NEW HAVEN INNOVATION LABS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>A</TransactionTypeTxt>
        <InvolvedAmt>336000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
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</Return>