﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2023v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-08-14T15:02:55-05:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>043037870</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>BOLLUS LYNCH LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>89 SHREWSBURY STREET</AddressLine1Txt>
        <CityNm>WORCESTER</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>01604</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>222636406</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>MASSACHUSETTS BIOMEDICAL INITIATIVES INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>MASS</BusinessNameControlTxt>
      <PhoneNum>5087974200</PhoneNum>
      <USAddress>
        <AddressLine1Txt>17 BRIDEN STREET</AddressLine1Txt>
        <CityNm>WORCESTER</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>01605</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JON WEAVER</PersonNm>
      <PersonTitleTxt>PRESIDENT &amp; CEO</PersonTitleTxt>
      <PhoneNum>5089176471</PhoneNum>
      <SignatureDt>2024-07-26</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>0</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>BARBARA E KING</PreparerPersonNm>
      <PTIN>P00005629</PTIN>
      <PhoneNum>5087557107</PhoneNum>
      <PreparationDt>2024-07-26</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-08-08 14:25:15Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="7">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>JON WEAVER</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>17 BRIDEN STREET</AddressLine1Txt>
        <CityNm>WORCESTER</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>01605</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>6384205</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.MASSBIOMED.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1984</FormationYr>
      <LegalDomicileStateCd>MA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>MASSACHUSETTS BIOMEDICAL INITIATIVES (MBI) IS DEDICATED TO JOB CREATION AND INNOVATIVE HEALTHCARE THROUGHOUT MASSACHUSETTS BY PROMOTING THE GROWTH OF START-UP BIOMEDICAL COMPANIES. MBI IS COMMITTED TO COLLABORATING WITH THE ACADEMIC, BUSINESS AND GOVERNMENT COMMUNITIES TO PROMOTE MASSACHUSETTS AS THE WORLD LEADER IN THE LIFE &amp; HEALTH SCIENCES INDUSTRY.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>17</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>16</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>6</TotalEmployeeCnt>
      <TotalVolunteersCnt>0</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>1953075</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>3524397</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>2477782</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>2360773</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>263138</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>359181</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>56853</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>119100</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>4750848</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>6363451</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>218750</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>287500</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>872633</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>951041</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>19011</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>2322013</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>2329920</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>3413396</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>3568461</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>1337452</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>2794990</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>23711563</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>29972322</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>6820626</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>9085090</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>16890937</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>20887232</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>MASSACHUSETTS BIOMEDICAL INITIATIVES, INC. ("MBI OR THE ORGANIZATION") IS A PRIVATE NON-PROFIT CORPORATION FOCUSING ON BUILDING UP CENTRAL MASSACHUSETTS AS A GLOBAL BIOMANUFACTURING HUB. OUR MISSION OF BEING A PARTNER FOR FOSTERING INNOVATION IN THE LIFE SCIENCES IS FULFILLED THROUGH OUR EFFORTS IN STARTUP INCUBATION, WORKFORCE DEVELOPMENT, ECONOMIC DEVELOPMENT, AND REGIONAL ADVOCACY.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>3234827</ExpenseAmt>
      <GrantAmt>287500</GrantAmt>
      <RevenueAmt>2479873</RevenueAmt>
      <Desc>MBI PROVIDED STARTUP COMPANY INCUBATION SERVICES FOR BIOMEDICAL COMPANIES INCLUDING BIOTECHNOLOGY, MEDICAL DEVICE, AND BIOINFORMATICS. MBI PROVIDES FLEXIBLE AND SCALABLE PRIVATE LABORATORIES, OFFICE SPACE, SHARED EQUIPMENT, HEALTH AND SAFETY TRAINING AND SUPPORT AND SUPPORTIVE BUSINESS PROGRAMS TO HELP STARTUP COMPANIES GROW THEIR TEAM AND RESEARCH, CREATE JOBS, AND EXPAND THE TAX BASE.MBI IS A LEADER OF REGIONAL WORKFORCE DEVELOPMENT EFFORTS THROUGH OUR BIOMANUFACTURING WORKFORCE INITIATIVE, WORKFORCE CHALLENGE, AND INCREASING DIVERSITY IN STEM GRANTS. MBI HELPS WORK BETWEEN INDUSTRY AND ACADEMIA TO FIND EMPLOYMENT GAPS TO HELP CONNECT RESIDENTS INTO THROUGH CERTIFICATE PROGRAMMING. MBI LEADS REGIONAL BIOMANUFACTURING RELATED ECONOMIC DEVELOPMENT EFFORTS INCLUDING THE PROMOTION OF EMERGING BIO-FOOD AND BIO-MATERIAL SECTORS. THIS WORK HELPS CREATE ECONOMIC OPPORTUNITY FOR AREA RESIDENTS, INCREASE THE TAX BASE, AND ACHIEVE FEDERAL PRIORITIES IN PROMOTING DOMESTIC BIOMANUFACTURING, SECURING SUPPLY CHAINS, AND ACHIEVING OUR NATION'S SUSTAINABILITY GOALS.</Desc>
      <TotalProgramServiceExpensesAmt>3234827</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">0</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>0</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">0</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">1</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>0</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>6</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <DAFExcessBusinessHoldingsInd>0</DAFExcessBusinessHoldingsInd>
      <TaxableDistributionsInd>0</TaxableDistributionsInd>
      <DistributionToDonorInd>0</DistributionToDonorInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>17</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>16</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>MA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>JON WEAVER</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>5089176471</PhoneNum>
        <USAddress>
          <AddressLine1Txt>17 BRIDEN STREET</AddressLine1Txt>
          <CityNm>WORCESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01605</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>ABRAHAM W HADDAD DMD FACD</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT J ANDERSON CPA</PersonNm>
        <TitleTxt>CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GAIL E RADCLIFFE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JON WEAVER</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
        <AverageHoursPerWeekRt>37.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>246000</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>36560</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LINDA MCGOLDRICK</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALLAN GUO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHUCK KUNSCH</PersonNm>
        <TitleTxt>CLERK</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TIMOTHY JARRY</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LIZABETH LEVEILLE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PAUL WENGENDER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHOBHA PARTHASARATHI</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHRISTOPHER M PALATUCCI PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PHILIP R MORGAN</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>D DAVIDSON EASSON JR</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID R GRENON</PersonNm>
        <TitleTxt>TRUSTEE EMERITUS</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>W BLAINE STINE PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>IMRAN NASRULLAH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ZU SHEN</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>37.50</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>190150</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>31233</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHUCK COWAN</PersonNm>
        <TitleTxt>FACILITIES MANAGER</TitleTxt>
        <AverageHoursPerWeekRt>37.50</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>120650</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>23011</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>556800</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>90804</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>3</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>TIMBERLINE CONSTRUCTION</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>300 PINE STREET</AddressLine1Txt>
            <CityNm>CANTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02021</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION</ServicesDesc>
        <CompensationAmt>4922154</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>1</CntrctRcvdGreaterThan100KCnt>
      <GovernmentGrantsAmt>2949397</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>575000</AllOtherContributionsAmt>
      <TotalContributionsAmt>3524397</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>INNOVATION CENTER</Desc>
        <BusinessCd>541900</BusinessCd>
        <TotalRevenueColumnAmt>2066404</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2066404</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>TECHNOLOGY CENTER</Desc>
        <BusinessCd>541900</BusinessCd>
        <TotalRevenueColumnAmt>294369</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>294369</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>2360773</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>359181</TotalRevenueColumnAmt>
        <ExclusionAmt>359181</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>20754</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>20754</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>0</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetGainOrLossInvestmentsGrp>
      <OtherRevenueMiscGrp>
        <Desc>OTHER INCOME</Desc>
        <BusinessCd>541700</BusinessCd>
        <TotalRevenueColumnAmt>119100</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>119100</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>119100</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>6363451</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2479873</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>359181</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>287500</TotalAmt>
        <ProgramServicesAmt>287500</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>420725</TotalAmt>
        <ProgramServicesAmt>324609</ProgramServicesAmt>
        <ManagementAndGeneralAmt>84145</ManagementAndGeneralAmt>
        <FundraisingAmt>11971</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>325282</TotalAmt>
        <ProgramServicesAmt>248509</ProgramServicesAmt>
        <ManagementAndGeneralAmt>76773</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>148965</TotalAmt>
        <ProgramServicesAmt>114442</ProgramServicesAmt>
        <ManagementAndGeneralAmt>32133</ManagementAndGeneralAmt>
        <FundraisingAmt>2390</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>56069</TotalAmt>
        <ProgramServicesAmt>43075</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12094</ManagementAndGeneralAmt>
        <FundraisingAmt>900</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>24573</TotalAmt>
        <ManagementAndGeneralAmt>24573</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>18500</TotalAmt>
        <ManagementAndGeneralAmt>18500</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>20754</TotalAmt>
        <ManagementAndGeneralAmt>20754</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>26970</TotalAmt>
        <ProgramServicesAmt>4058</ProgramServicesAmt>
        <ManagementAndGeneralAmt>19162</ManagementAndGeneralAmt>
        <FundraisingAmt>3750</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>30103</TotalAmt>
        <ProgramServicesAmt>30103</ProgramServicesAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>39314</TotalAmt>
        <ProgramServicesAmt>13592</ProgramServicesAmt>
        <ManagementAndGeneralAmt>25722</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>4247</TotalAmt>
        <ProgramServicesAmt>4247</ProgramServicesAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>621524</TotalAmt>
        <ProgramServicesAmt>621524</ProgramServicesAmt>
      </OccupancyGrp>
      <InterestGrp>
        <TotalAmt>280942</TotalAmt>
        <ProgramServicesAmt>280942</ProgramServicesAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>799177</TotalAmt>
        <ProgramServicesAmt>799177</ProgramServicesAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>74062</TotalAmt>
        <ProgramServicesAmt>74062</ProgramServicesAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>REPAIR &amp; MAINTENANCE</Desc>
        <TotalAmt>178957</TotalAmt>
        <ProgramServicesAmt>178957</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>PROPERTY TAXES</Desc>
        <TotalAmt>81858</TotalAmt>
        <ProgramServicesAmt>81858</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SAFETY</Desc>
        <TotalAmt>50325</TotalAmt>
        <ProgramServicesAmt>50325</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MISC EXPENSES</Desc>
        <TotalAmt>25094</TotalAmt>
        <ProgramServicesAmt>24327</ProgramServicesAmt>
        <ManagementAndGeneralAmt>767</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>53520</TotalAmt>
        <ProgramServicesAmt>53520</ProgramServicesAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>3568461</TotalAmt>
        <ProgramServicesAmt>3234827</ProgramServicesAmt>
        <ManagementAndGeneralAmt>314623</ManagementAndGeneralAmt>
        <FundraisingAmt>19011</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>960276</BOYAmt>
        <EOYAmt>361782</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>1565754</BOYAmt>
        <EOYAmt>2561928</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>125000</BOYAmt>
        <EOYAmt>197500</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>68900</BOYAmt>
        <EOYAmt>54621</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>38205</BOYAmt>
        <EOYAmt>27368</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>19876365</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>3668730</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>12429346</BOYAmt>
        <EOYAmt>16207635</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>8021182</BOYAmt>
        <EOYAmt>9531124</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>502900</BOYAmt>
        <EOYAmt>1030364</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>23711563</BOYAmt>
        <EOYAmt>29972322</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>32077</BOYAmt>
        <EOYAmt>20161</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>70824</BOYAmt>
        <EOYAmt>46687</EOYAmt>
      </DeferredRevenueGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>5616541</BOYAmt>
        <EOYAmt>7351572</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>1101184</BOYAmt>
        <EOYAmt>1666670</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>6820626</BOYAmt>
        <EOYAmt>9085090</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>16890937</BOYAmt>
        <EOYAmt>20752232</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <EOYAmt>135000</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>16890937</BOYAmt>
        <EOYAmt>20887232</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>23711563</BOYAmt>
        <EOYAmt>29972322</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>2794990</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>1201305</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>0</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>1036349</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3936407</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>953729</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1953075</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2949397</CurrentTaxYearAmt>
        <TotalAmt>10828957</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>1036349</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3936407</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>953729</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1953075</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2949397</CurrentTaxYearAmt>
        <TotalAmt>10828957</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>8005922</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>2823035</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>492241</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>478503</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>736905</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>261946</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>359181</CurrentTaxYearAmt>
        <TotalAmt>2328776</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>5305</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>26381</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>59363</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>56853</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>119100</CurrentTaxYearAmt>
        <TotalAmt>267002</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>13424735</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>9086093</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.21030</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.32980</PublicSupportPY170Pct>
      <PrivateFoundation170Ind>X</PrivateFoundation170Ind>
      <FactsAndCircumstancesTestTxt>MASSACHUSETTS BIOMEDICAL INITIATIVES, INC. IS A PRIVATE, INDEPENDENT ECONOMIC DEVELOPMENT ORGANIZATION THAT SERVES AS A CATALYST FOR LIFE SCIENCE AND HEALTHCARE INNOVATION. THE ORGANIZATION HELPS START BIOMEDICAL COMPANIES AND CREATE JOBS WITHIN THE BIOTECHNOLOGY, MEDICAL DEVICE, INFORMATICS, AND BIOMANUFACTURING INDUSTRY BY PROVIDING SECURE, CLEAN BENCH AND SINK SURFACE, STAFF TRAINED AND FULLY LICENSED LABORATORY SPACE FOR USAGE BY "SEED STAGE" COMPANIES. BUILDING AND MAINTAINING COLLABORATIVE AFFILIATIONS AND PARTNERSHIPS ARE ESSENTIAL TO OUR SUCCESS. THE ORGANIZATION NORMALLY MEETS THE 33 1/3 PUBLIC SUPPORT TEST. THERE ARE APPROXIMATELY 22 TRUSTEES OF THE ORGANIZATION CONSISTING OF LOCAL PROFESSIONALS, CIVIC AND COMMUNITY LEADERS. DURING THE YEAR ENDED DECEMBER 31, 2020, THE ORGANIZATION RECEIVED A GRANT FOR CAPITAL IMPROVEMENTS OF APPROXIMATELY $3 MILLION.</FactsAndCircumstancesTestTxt>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <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>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <LandGrp>
        <OtherCostOrOtherBasisAmt>1169769</OtherCostOrOtherBasisAmt>
        <BookValueAmt>1169769</BookValueAmt>
      </LandGrp>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>18053773</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3236886</DepreciationAmt>
        <BookValueAmt>14816887</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>571955</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>395028</DepreciationAmt>
        <BookValueAmt>176927</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>80868</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>36816</DepreciationAmt>
        <BookValueAmt>44052</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>16207635</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>RENTAL DEPOSITS</Desc>
        <Amt>125217</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>RECOVERABLE GRANT</Desc>
        <Amt>500000</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>OPERATING LEASE LIABILITIES</Desc>
        <Amt>1041453</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1666670</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>7544002</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>1201305</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>1201305</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>6342697</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>20754</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>20754</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>6363451</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>3547707</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>3547707</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>20754</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>20754</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>3568461</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>QUINSIGAMOND COMMUNITY COLLEGE</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>670 W BOYLSTON ST</AddressLine1Txt>
          <CityNm>WORCESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01606</ZIPCd>
        </USAddress>
        <RecipientEIN>042897624</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>112500</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>STEM PROGRAM</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>WORCESTER STATE UNIVERSITY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>486 CHANDLER STREET</AddressLine1Txt>
          <CityNm>WORCESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01602</ZIPCd>
        </USAddress>
        <RecipientEIN>042760551</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>62500</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>STEM PROGRAM</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>SMALL BUSINESS ADMINISTRATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>409 3RD STREET SW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20416</ZIPCd>
        </USAddress>
        <RecipientEIN>720564834</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>50000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>GRANT PARTNERSHIP</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>MASSACHUSETTS BIOTECHNOLOGY EDUCATION FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>255 MAIN STREET</AddressLine1Txt>
          <CityNm>CAMBRIDGE</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02142</ZIPCd>
        </USAddress>
        <RecipientEIN>223799632</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>33875</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>BIOMANUFACTURING TECHNICIAN APPRENTICESHIP</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>MASSACHUSETTS LIFE SCIENCES CENTER</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1075 MAIN STREET 100</AddressLine1Txt>
          <CityNm>WALTHAM</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02451</ZIPCd>
        </USAddress>
        <CashGrantAmt>25000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>MASSNEXTGEN PROGRAM GRANT</PurposeOfGrantTxt>
      </RecipientTable>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>1</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JON WEAVER</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>246000</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>14760</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21800</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>282560</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ZU SHEN</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>190150</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9433</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21800</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>221383</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 5</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE IS DISCRETIONARY BONUS RECOMMENDED AND APPROVED BY THE BOARD FOR THE PRESIDENT BASED ON THE ORGANIZATION'S OVERALL PERFORMANCE</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS PRESENTED TO THE ORGANIZATION'S BOARD OF DIRECTORS AND REVIEWED BEFORE IT IS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH MEMBER OF THE BOARD MUST FILL OUT A CONFLICT OF INTEREST FORM WHEN THEY JOIN THE BOARD AND ITS UPDATED YEARLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS OF THE BOARD OF TRUSTEES CAN NOMINATE CANDIDATES FOR A VOTE TO REJECT OR ACCEPT THE CANDIDATE. SHOULD NO CANDIDATES BE NOMINATED AND ACCEPTED, THE BOARD WILL FORM A SUB-COMMITTEE TO FIND A NEW CHIEF EXECUTIVE. THE SUB-COMMITTEE MAY EMPLOY A SEARCH CONSULTANT TO ASSIST WITH A BROAD SEARCH. INTERVIEWS WOULD BE CONDUCTED BY THE SUB-COMMITTEE. THE SUB-COMMITTEE THEN RECOMMENDS A CANDIDATE TO THE FULL BOARD OF TRUSTEES WHO VOTES TO REJECT OR ACCEPT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANZIATION'S FORM 990 IS FILED WITH THE PUBLIC CHARITIES REPORT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>