﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-07-30T12:22:21-04:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>461454776</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>MURRY &amp; ASSOCIATES LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>7575 GOLDEN VALLEY RD STE 119</AddressLine1Txt>
        <CityNm>GOLDEN VALLEY</CityNm>
        <StateAbbreviationCd>MN</StateAbbreviationCd>
        <ZIPCd>55427</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>411582726</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>GENERAL THORACIC SURGICAL CLUB</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>GENE</BusinessNameControlTxt>
      <PhoneNum>9526462048</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1935 COUNTY ROAD B2 W STE 165</AddressLine1Txt>
        <CityNm>ROSEVILLE</CityNm>
        <StateAbbreviationCd>MN</StateAbbreviationCd>
        <ZIPCd>55113</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>ROBERT K SHEN MD</PersonNm>
      <PersonTitleTxt>SECRETARY/TREASURER</PersonTitleTxt>
      <PhoneNum>9525456208</PhoneNum>
      <SignatureDt>2024-06-14</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>JOHN LICHT</PreparerPersonNm>
      <PTIN>P01681454</PTIN>
      <PhoneNum>7635469340</PhoneNum>
      <PreparationDt>2024-07-30</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-08-08 14:25:15Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990 documentId="RetDoc1" referenceDocumentId="RetDoc3">
      <PrincipalOfficerNm>DENNIS A WIGLE MD PHD</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>1935 COUNTY ROAD B2 W 165</AddressLine1Txt>
        <CityNm>ROSEVILLE</CityNm>
        <StateAbbreviationCd>MN</StateAbbreviationCd>
        <ZIPCd>55113</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>588080</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.GTSC.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1986</FormationYr>
      <LegalDomicileStateCd>MN</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO ADVANCE AND STRENGTHEN THE GENERAL THORACIC SURGERY COMMUNITY THROUGH CLINICALLY RELEVANT SCIENTIFIC EDUCATION, NETWORKING AND THE SHARING OF BEST PRACTICES AMONG PROFESSIONALS IN GENERAL THORACIC SURGERY.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>12</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>12</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalVolunteersCnt>12</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>19410</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>550</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>436008</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>586072</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>478</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>1458</CYInvestmentIncomeAmt>
      <CYOtherRevenueAmt>0</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>455896</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>588080</CYTotalRevenueAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <CYSalariesCompEmpBnftPaidAmt>0</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>387418</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>458662</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>387418</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>458662</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>68478</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>129418</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>403522</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>465807</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>156473</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>89340</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>247049</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>376467</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>TO ADVANCE AND STRENGTHEN THE GENERAL THORACIC SURGERY COMMUNITY THROUGH CLINICALLY RELEVANT SCIENTIFIC EDUCATION, NETWORKING AND THE SHARING OF BEST PRACTICES AMONG PROFESSIONALS IN GENERAL THORACIC SURGERY.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>410364</ExpenseAmt>
      <RevenueAmt>586072</RevenueAmt>
      <Desc>BESIDES THE EXISTING PROJECTS, THERE ARE MANY NOTABLE AND EXCITING NEW ACTIVITIES THAT GTSC HAS ENTERED INTO THIS PAST YEAR. BELOW IS BUT A SAMPLING OF THESE ACTIVITIES: - CONTINUED COLLABORATION WITH NEW AND EXISTING EXHIBITORS AND SPONSORS - PLANNED AND EXECUTED 2023 ANNUAL MEETING - PLANNED AND EXECUTED FIRST EVER PODCASTS</Desc>
      <TotalProgramServiceExpensesAmt>410364</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc4">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc2">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc2">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc2">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc2">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="RetDoc2">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc2">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc2">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc2">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc2">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc2">false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc2">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc2">false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc2">false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>9</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>0</EmployeeCnt>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>12</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>12</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>true</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>true</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>true</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>true</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>false</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>false</ConflictOfInterestPolicyInd>
      <WhistleblowerPolicyInd>false</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>false</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>MN</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>GLOBAL MANAGEMENT PARTNERS LLC</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>9526462030</PhoneNum>
        <USAddress>
          <AddressLine1Txt>1935 COUNTY ROAD B2 W STE 165</AddressLine1Txt>
          <CityNm>ROSEVILLE</CityNm>
          <StateAbbreviationCd>MN</StateAbbreviationCd>
          <ZIPCd>55113</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>DENNIS A WIGLE MD PHD</PersonNm>
        <TitleTxt>CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>FRANK C NICHOLS MD</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT K SHEN MD</PersonNm>
        <TitleTxt>SECRETARY/TR</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LINDA MARTIN MD</PersonNm>
        <TitleTxt>CLINICAL TRI</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARK FERGUSON MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BETTY TONG MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RISHI REDDY MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NIRMAL VEERAMACHANENI MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MATT FACKTOR MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SIDHU GANGADHARAN MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ERIN GILLASPIE MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEPHANIE WORRELL MD</PersonNm>
        <TitleTxt>AT-LARGE MEM</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATIE FERNSTAEDT</PersonNm>
        <TitleTxt>EXECUTIVE DI</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <AllOtherContributionsAmt>550</AllOtherContributionsAmt>
      <TotalContributionsAmt>550</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ANNUAL MEETING</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>508431</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>508431</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>77541</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>77541</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>JOB POSTINGS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>100</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>100</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>586072</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>1458</TotalRevenueColumnAmt>
        <ExclusionAmt>1458</ExclusionAmt>
      </InvestmentIncomeGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>588080</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>586072</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>1458</ExclusionAmt>
      </TotalRevenueGrp>
      <FeesForServicesManagementGrp>
        <TotalAmt>31500</TotalAmt>
        <ManagementAndGeneralAmt>31500</ManagementAndGeneralAmt>
      </FeesForServicesManagementGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>1800</TotalAmt>
        <ManagementAndGeneralAmt>1800</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>763</TotalAmt>
        <ManagementAndGeneralAmt>763</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>3930</TotalAmt>
        <ManagementAndGeneralAmt>3930</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>410364</TotalAmt>
        <ProgramServicesAmt>410364</ProgramServicesAmt>
      </ConferencesMeetingsGrp>
      <InsuranceGrp>
        <TotalAmt>1314</TotalAmt>
        <ManagementAndGeneralAmt>1314</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>BANK FEES</Desc>
        <TotalAmt>7645</TotalAmt>
        <ManagementAndGeneralAmt>7645</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>VIRTUAL EDUCATION</Desc>
        <TotalAmt>1320</TotalAmt>
        <ManagementAndGeneralAmt>1320</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>FED &amp; ST FILING FEES</Desc>
        <TotalAmt>26</TotalAmt>
        <ManagementAndGeneralAmt>26</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>458662</TotalAmt>
        <ProgramServicesAmt>410364</ProgramServicesAmt>
        <ManagementAndGeneralAmt>48298</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>145220</BOYAmt>
        <EOYAmt>76863</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>180422</BOYAmt>
        <EOYAmt>329380</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <EOYAmt>659</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>77880</BOYAmt>
        <EOYAmt>58905</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>6922</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>6922</LandBldgEquipAccumDeprecAmt>
      <TotalAssetsGrp>
        <BOYAmt>403522</BOYAmt>
        <EOYAmt>465807</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>939</BOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>155265</BOYAmt>
        <EOYAmt>89340</EOYAmt>
      </DeferredRevenueGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>269</BOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>156473</BOYAmt>
        <EOYAmt>89340</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>247049</BOYAmt>
        <EOYAmt>376467</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>247049</BOYAmt>
        <EOYAmt>376467</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>403522</BOYAmt>
        <EOYAmt>465807</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>129418</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc4">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus2YearsAmt>1007</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>19410</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>550</CurrentTaxYearAmt>
        <TotalAmt>20967</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus2YearsAmt>208395</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>436008</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>586072</CurrentTaxYearAmt>
        <TotalAmt>1230475</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus2YearsAmt>209402</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>455418</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>586622</CurrentTaxYearAmt>
        <TotalAmt>1251442</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>1251442</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus2YearsAmt>13</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>478</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1458</CurrentTaxYearAmt>
        <TotalAmt>1949</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus2YearsAmt>13</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>478</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1458</CurrentTaxYearAmt>
        <TotalAmt>1949</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus2YearsAmt>209415</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>455896</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>588080</CurrentTaxYearAmt>
        <TotalAmt>1253391</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <First5Years509Ind>X</First5Years509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc2">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>6922</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>6922</DepreciationAmt>
      </EquipmentGrp>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS CONTRACTED WITH GLOBAL MANAGEMENT PARTNERS OF MINNEAPOLIS, MN TO PROVIDE MANAGEMENT SERVICES TO THE ORGANIZATION. THE ORGANIZATION PAID 91,180 IN MANAGEMENT FEES TO GLOBAL MANAGEMENT PARTNERS IN 2023. THE ORGANIZATION'S MANAGING OFFICER, KATIE FERNSTAEDT, IS EMPLOYED BY GLOBAL MANAGEMENT PARTNERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>ADDED A CLAUSE DEFINING SENIOR MEMBERS, REVISED MEMBERSHIP CRITERIA, ADDED A ELECTION OF OFFICERS &amp; EXECUTIVE COMMITTEE MEMBERS SECTION, INCREASED THE NUMBER OF PEOPLE WHO CAN SERVE ON THE EXCO.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THIS CLUB SHALL BE GENERAL THORACIC SURGEONS WHO HAVE BEEN ACCEPTED AS MEMBERS BY THE EXECUTIVE COMMITTEE. CATEGORIES OF MEMBERSHIP SHALL BE ACTIVE, SENIOR, HONORARY, AND CANDIDATE. THE CLUB WILL HAVE NO MORE THAN 325 ACTIVE MEMBERS OR A NUMBER DETERMINED BY THE EXECUTIVE COMMITTEE. NO MORE THAN 50 ACTIVE MEMBERS WILL RESIDE OR PRACTICE OUTSIDE OF NORTH AMERICA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS ARE ALLOWED TO NOMINATE FELLOW, QUALIFYING, MEMBERS TO SERVE ON THE EXECUTIVE COMMITTEE VIA A CALL FOR NOMINATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 WILL BE REVIEWED BY THE ORGANIZATION'S ACCOUNTING TEAM, EXECUTIVE DIRECTOR AND TREASURER BEFORE FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BYLAWSS ARE LISTED ON THE GTSC WEBSITE. OTHER DOCUMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>