<?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" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-13T10:15:55-07:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>461147078</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Heinekamp Financial Planning &amp; Tax Service LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>PO Box 607</AddressLine1Txt>
        <CityNm>Brownsburg</CityNm>
        <StateAbbreviationCd>IN</StateAbbreviationCd>
        <ZIPCd>46112</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>205002032</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Society for Information Management</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>Systems</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>SOCI</BusinessNameControlTxt>
      <PhoneNum>9738769209</PhoneNum>
      <USAddress>
        <AddressLine1Txt>c/o 6615 Bringham Bay Drive</AddressLine1Txt>
        <CityNm>Avon</CityNm>
        <StateAbbreviationCd>IN</StateAbbreviationCd>
        <ZIPCd>46123</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Scot Montgomery</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <SignatureDt>2024-05-13</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>Scot</PersonFirstNm>
        <PersonLastNm>Montgomery</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>Steven C Heinekamp</PreparerPersonNm>
      <PTIN>P00245361</PTIN>
      <PhoneNum>3178528184</PhoneNum>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
        <FederatedAssuranceLevelCd>FAL1</FederatedAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="2">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="IRS990ScheduleO TransfersPersonalBenefitsContr" softwareId="23017517" softwareVersionNum="2023v5.0">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>www.simindy.org</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>47024</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>7606</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>39418</ProgramServiceRevenueAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>47024</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>23000</GrantsAndSimilarAmountsPaidAmt>
      <OtherExpensesTotalAmt>24405</OtherExpensesTotalAmt>
      <TotalExpensesAmt>47405</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-381</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>90124</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>-959</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>88784</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>90124</BOYAmt>
        <EOYAmt>88784</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>90124</BOYAmt>
        <EOYAmt>88784</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>90124</BOYAmt>
        <EOYAmt>88784</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>SIMs mission is to support IT leaders through: increasing the knowledge base of SIM members and associates, acting as the voice of the IT community on critical issues, giving back to local communities, and developing the next generation of effective IT leaders.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>For more than 30 years, the Indianapolis Chapter of SIM has been the meeting place for CIOs, senior IT executives, academicians, and senior business execs who play key roles in the use of IT in their organizations. Indianapolis SIM offers a collaborative exploration of best practices, trends and lessons learned for those who shape and influence the management and use of information technology.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Mike Mead</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Warren Lenard</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Scot Montgomery</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Scot Montgomery</PersonNm>
        <USAddress>
          <AddressLine1Txt>6615 Bringham Bay Drive</AddressLine1Txt>
          <CityNm>Avon</CityNm>
          <StateAbbreviationCd>IN</StateAbbreviationCd>
          <ZIPCd>46123</ZIPCd>
        </USAddress>
        <PhoneNum>9738769209</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
    </IRS990EZ>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Grants and Similar Amounts Paid In Excess of $5,000.11</FormAndLineReferenceDesc>
        <ExplanationTxt>| Donee's Name: Indianapolis Public Schools Foundation | Cash Amount Given: $10000</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Grants and Similar Amounts Paid In Excess of $5,000.13</FormAndLineReferenceDesc>
        <ExplanationTxt>| Donee's Name: TPF4Y | Cash Amount Given: $10000</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1005</FormAndLineReferenceDesc>
        <ExplanationTxt>Travel $3317</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>Meals &amp; Entertainment $10971</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>Professional Fees $9950</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>Supplies $143</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.4</FormAndLineReferenceDesc>
        <ExplanationTxt>Licneses $24</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
