﻿<?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>2024-11-05T16:02:24-05:00</ReturnTs>
    <TaxPeriodEndDt>2024-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>814288867</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>DUNN CPA FIRM LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>677 CRAIG ROAD</AddressLine1Txt>
        <CityNm>ST LOUIS</CityNm>
        <StateAbbreviationCd>MO</StateAbbreviationCd>
        <ZIPCd>63141</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>431746985</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>PIONEER BOOSTERS INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>PION</BusinessNameControlTxt>
      <PhoneNum>3142870311</PhoneNum>
      <USAddress>
        <AddressLine1Txt>801 W ESSEX</AddressLine1Txt>
        <CityNm>KIRKWOOD</CityNm>
        <StateAbbreviationCd>MO</StateAbbreviationCd>
        <ZIPCd>63122</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>KIM LEE</PersonNm>
      <PersonTitleTxt>SECRETARY/TREASURER</PersonTitleTxt>
      <PhoneNum>3146507919</PhoneNum>
      <SignatureDt>2024-11-05</SignatureDt>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>false</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>ERIC D HANSEN CPA</PreparerPersonNm>
      <PTIN>P01068944</PTIN>
      <PhoneNum>3145001200</PhoneNum>
      <PreparationDt>2024-11-05</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="RetDoc1" referenceDocumentId="RetDoc3">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc4">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>108296</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>14978</ContributionsGiftsGrantsEtcAmt>
      <FundraisingGrossIncomeAmt referenceDocumentId="RetDoc2">30454</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>14429</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>16025</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>62864</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>41766</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>21098</GrossProfitLossSlsOfInvntryAmt>
      <TotalRevenueAmt>52101</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>60000</GrantsAndSimilarAmountsPaidAmt>
      <FeesAndOtherPymtToIndCntrctAmt>750</FeesAndOtherPymtToIndCntrctAmt>
      <OtherExpensesTotalAmt>1053</OtherExpensesTotalAmt>
      <TotalExpensesAmt>61803</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-9702</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>25776</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>16074</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>25776</BOYAmt>
        <EOYAmt>76074</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>25776</BOYAmt>
        <EOYAmt>76074</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <EOYAmt>60000</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>25776</BOYAmt>
        <EOYAmt>16074</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>SUPPORT KIRKWOOD HIGH SCHOOL ATHLETICS</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>GRANT PROVIDED TO KIRKWOOD HIGH SCHOOL THROUGH CONCESSION STAND SALES, GOLF TOURNAMENT, AND MEMBER DONATIONS.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>60000</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>60658</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>60658</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JEFF POTTER</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>KIM LEE</PersonNm>
        <TitleTxt>SECRETARY/TR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</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>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>KIM LEE</PersonNm>
        <USAddress>
          <AddressLine1Txt>801 W ESSEX</AddressLine1Txt>
          <CityNm>KIRKWOOD</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>63122</ZIPCd>
        </USAddress>
        <PhoneNum>3142870311</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>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="RetDoc4">
      <SupportingOrganization509a3Ind>X</SupportingOrganization509a3Ind>
      <SupportingOrgType3NonFuncInd>X</SupportingOrgType3NonFuncInd>
      <SupportedOrganizationsCnt>1</SupportedOrganizationsCnt>
      <SupportedOrgInformationGrp>
        <SupportedOrganizationName>
          <BusinessNameLine1Txt>KIRKWOOD SCHOOL DISTRICT</BusinessNameLine1Txt>
          <BusinessNameLine2Txt>KIRKWOOD SCHOOL DISTRICT</BusinessNameLine2Txt>
        </SupportedOrganizationName>
        <EIN>436004228</EIN>
        <OrganizationTypeCd>2</OrganizationTypeCd>
        <GoverningDocumentListedInd>true</GoverningDocumentListedInd>
        <SupportAmt>60000</SupportAmt>
        <OtherSupportAmt>0</OtherSupportAmt>
      </SupportedOrgInformationGrp>
      <SupportedOrganizationsTotalCnt>1</SupportedOrganizationsTotalCnt>
      <SupportSumAmt>60000</SupportSumAmt>
      <OtherSupportSumAmt>0</OtherSupportSumAmt>
      <Form990SchASupportingOrgGrp>
        <ListedByNameGoverningDocInd>true</ListedByNameGoverningDocInd>
        <SuprtOrgNoIRSDeterminationInd>false</SuprtOrgNoIRSDeterminationInd>
        <SupportedOrgSectionC456Ind>false</SupportedOrgSectionC456Ind>
        <SupportedOrgNotOrganizedUSInd>false</SupportedOrgNotOrganizedUSInd>
        <OrganizationChangeSuprtOrgInd>false</OrganizationChangeSuprtOrgInd>
        <SupportNonSupportedOrgInd>false</SupportNonSupportedOrgInd>
        <PaymentSubstantialContribtrInd>false</PaymentSubstantialContribtrInd>
        <LoanDisqualifiedPersonInd>false</LoanDisqualifiedPersonInd>
        <ControlledDisqualifiedPrsnInd>false</ControlledDisqualifiedPrsnInd>
        <DisqualifiedPrsnControllIntInd>false</DisqualifiedPrsnControllIntInd>
        <DisqualifiedPrsnOwnrIntInd>false</DisqualifiedPrsnOwnrIntInd>
        <ExcessBusinessHoldingsRulesInd>false</ExcessBusinessHoldingsRulesInd>
        <ContributionControllerInd>false</ContributionControllerInd>
        <ContributionFamilyInd>false</ContributionFamilyInd>
        <Contribution35ControlledInd>false</Contribution35ControlledInd>
      </Form990SchASupportingOrgGrp>
      <Form990SchAType3SprtOrgAllGrp>
        <TimelyProvidedDocumentsInd>false</TimelyProvidedDocumentsInd>
        <OfficersCloseRelationshipInd>true</OfficersCloseRelationshipInd>
        <SupportedOrgVoiceInvestmentInd>false</SupportedOrgVoiceInvestmentInd>
      </Form990SchAType3SprtOrgAllGrp>
      <AdjustedNetIncomeGrp>
        <NetSTCapitalGainAdjNetIncmGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </NetSTCapitalGainAdjNetIncmGrp>
        <RecoveriesPYDistributionsGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </RecoveriesPYDistributionsGrp>
        <OtherGrossIncomeGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </OtherGrossIncomeGrp>
        <AdjustedGrossIncomeGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </AdjustedGrossIncomeGrp>
        <DepreciationDepletionGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </DepreciationDepletionGrp>
        <ProductionIncomeGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </ProductionIncomeGrp>
        <OtherExpensesGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </OtherExpensesGrp>
        <TotalAdjustedNetIncomeGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </TotalAdjustedNetIncomeGrp>
      </AdjustedNetIncomeGrp>
      <MinimumAssetAmountGrp>
        <AverageMonthlyFMVOfSecGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </AverageMonthlyFMVOfSecGrp>
        <AverageMonthlyCashBalancesGrp>
          <PriorYearAmt>41823</PriorYearAmt>
          <CurrentYearAmt>50925</CurrentYearAmt>
        </AverageMonthlyCashBalancesGrp>
        <FMVOtherNonExemptUseAssetGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </FMVOtherNonExemptUseAssetGrp>
        <TotalFMVOfNonExemptUseAssetGrp>
          <PriorYearAmt>41823</PriorYearAmt>
          <CurrentYearAmt>50925</CurrentYearAmt>
        </TotalFMVOfNonExemptUseAssetGrp>
        <DiscountClaimedAmt>0</DiscountClaimedAmt>
        <AcquisitionIndebtednessGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </AcquisitionIndebtednessGrp>
        <AdjustedFMVLessIndebtednessGrp>
          <PriorYearAmt>41823</PriorYearAmt>
          <CurrentYearAmt>50925</CurrentYearAmt>
        </AdjustedFMVLessIndebtednessGrp>
        <CashDeemedCharitableGrp>
          <PriorYearAmt>627</PriorYearAmt>
          <CurrentYearAmt>764</CurrentYearAmt>
        </CashDeemedCharitableGrp>
        <NetVlNonExemptUseAssetsGrp>
          <PriorYearAmt>41196</PriorYearAmt>
          <CurrentYearAmt>50161</CurrentYearAmt>
        </NetVlNonExemptUseAssetsGrp>
        <PctOfNetVlNonExemptUseAstGrp>
          <PriorYearAmt>1442</PriorYearAmt>
          <CurrentYearAmt>1756</CurrentYearAmt>
        </PctOfNetVlNonExemptUseAstGrp>
        <RecoveriesPYDistriMinAssetGrp>
          <PriorYearAmt>0</PriorYearAmt>
        </RecoveriesPYDistriMinAssetGrp>
        <TotalMinimumAssetGrp>
          <PriorYearAmt>1442</PriorYearAmt>
          <CurrentYearAmt>1756</CurrentYearAmt>
        </TotalMinimumAssetGrp>
      </MinimumAssetAmountGrp>
      <DistributableAmountGrp>
        <CYAdjNetIncomeDistributableAmt>0</CYAdjNetIncomeDistributableAmt>
        <CYPct85AdjustedNetIncomeAmt>0</CYPct85AdjustedNetIncomeAmt>
        <CYTotalMinAstDistributableAmt>1442</CYTotalMinAstDistributableAmt>
        <CYGreaterAdjustedMinimumAmt>1442</CYGreaterAdjustedMinimumAmt>
        <CYIncomeTaxImposedPYAmt>0</CYIncomeTaxImposedPYAmt>
        <CYDistributableAsAdjustedAmt>1442</CYDistributableAsAdjustedAmt>
      </DistributableAmountGrp>
      <DistributionsGrp>
        <CYPaidAccomplishExemptPrpsAmt>0</CYPaidAccomplishExemptPrpsAmt>
        <CYPdInExcessIncomeActivityAmt>0</CYPdInExcessIncomeActivityAmt>
        <CYAdministrativeExpensePaidAmt>0</CYAdministrativeExpensePaidAmt>
        <ExemptUseAssetsAcquisPaidAmt>0</ExemptUseAssetsAcquisPaidAmt>
        <QualifiedSetAsideAmt>0</QualifiedSetAsideAmt>
        <CYOtherDistributionsAmt>0</CYOtherDistributionsAmt>
        <CYTotalAnnualDistributionsAmt>0</CYTotalAnnualDistributionsAmt>
        <CYDistriAttentiveSuprtOrgAmt>0</CYDistriAttentiveSuprtOrgAmt>
        <CYDistributableAsAdjustedAmt>1442</CYDistributableAsAdjustedAmt>
        <CYDistributionYrRt>0.000000000000</CYDistributionYrRt>
      </DistributionsGrp>
      <DistributionAllocationsGrp>
        <CYDistributableAsAdjustedAmt>1442</CYDistributableAsAdjustedAmt>
        <UnderdistributionsAmt>0</UnderdistributionsAmt>
        <ExcessDistributionCyovYr5Amt>0</ExcessDistributionCyovYr5Amt>
        <ExcessDistributionCyovYr4Amt>0</ExcessDistributionCyovYr4Amt>
        <ExcessDistributionCyovYr3Amt>0</ExcessDistributionCyovYr3Amt>
        <ExcessDistributionCyovYr2Amt>60039</ExcessDistributionCyovYr2Amt>
        <ExcessDistributionCyovYr1Amt>75000</ExcessDistributionCyovYr1Amt>
        <TotalExcessDistributionCyovAmt>135039</TotalExcessDistributionCyovAmt>
        <CyovAppliedUnderdistriPYAmt>0</CyovAppliedUnderdistriPYAmt>
        <CyovAppliedUnderdistrCPYAmt>1442</CyovAppliedUnderdistrCPYAmt>
        <CarryoverPYNotAppliedAmt>0</CarryoverPYNotAppliedAmt>
        <ExcessDistributionCyovAmt>133597</ExcessDistributionCyovAmt>
        <CYTotalAnnualDistributionsAmt>0</CYTotalAnnualDistributionsAmt>
        <CYDistribAppUnderdistriPYAmt>0</CYDistribAppUnderdistriPYAmt>
        <ExcessDistributionAmt>0</ExcessDistributionAmt>
        <RemainingUnderdistriPYAmt>0</RemainingUnderdistriPYAmt>
        <RemainingUnderdistriCYAmt>0</RemainingUnderdistriCYAmt>
        <ExcessDistriCyovToNextYrAmt>133597</ExcessDistriCyovToNextYrAmt>
        <ExcessFromYear5Amt>0</ExcessFromYear5Amt>
        <ExcessFromYear4Amt>0</ExcessFromYear4Amt>
        <ExcessFromYear3Amt>58597</ExcessFromYear3Amt>
        <ExcessFromYear2Amt>75000</ExcessFromYear2Amt>
        <ExcessFromYear1Amt>0</ExcessFromYear1Amt>
      </DistributionAllocationsGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleG documentId="RetDoc2">
      <FundraisingEventInformationGrp>
        <Event1Nm>GOLF TOURNAMENT</Event1Nm>
        <GrossReceiptsEvent1Amt>30454</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>30454</GrossRevenueEvent1Amt>
        <RentFacilityCostsEvent1Amt>9800</RentFacilityCostsEvent1Amt>
        <OtherDirectExpensesEvent1Amt>4629</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>30454</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>30454</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>9800</RentFcltyCostsTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>4629</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>14429</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>16025</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 10</FormAndLineReferenceDesc>
        <ExplanationTxt>NAME: KIRKWOOD SCHOOL DISTRICT ADDRESS: 1099 MILWAUKEE STREET KIRKWOOD, MO 63122 CASH CONTRIBUTION: 60,000</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPENSES BANK FEES 384 OTHER EXPENSES 658 BUSINESS REGISTRATION 11 TOTAL 1,053</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 26</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS PAYABLE 0 60,000</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>