﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.1" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-11-04T15:08:01-08:00</ReturnTs>
    <TaxPeriodEndDt>2024-08-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>473350910</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>ONE STOP ACCOUNTANCY INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>17870 CASTLETON STREET SUITE 363</AddressLine1Txt>
        <CityNm>CITY OF INDUSTRY</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>91748</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-09-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>823502246</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Troy Cyber Defense Booster Club</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>TROY</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>2200 E Dorothy Ln</AddressLine1Txt>
        <CityNm>Fullerton</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92831</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Pei Yang</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <SignatureDt>2024-11-04</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>JULIE GU</PreparerPersonNm>
      <PTIN>P02264269</PTIN>
      <PhoneNum>6263578988</PhoneNum>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="IRS990ScheduleO TransfersPersonalBenefitsContr" softwareId="23017518" softwareVersionNum="2023v5.1">
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="IRS990ScheduleA">X</Organization501c3Ind>
      <GrossReceiptsAmt>60148</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>28967</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>31179</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>2</InvestmentIncomeAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>60148</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>56214</FeesAndOtherPymtToIndCntrctAmt>
      <OtherExpensesTotalAmt>7185</OtherExpensesTotalAmt>
      <TotalExpensesAmt>63399</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-3251</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>45384</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>42133</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>45384</BOYAmt>
        <EOYAmt>42133</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>45384</BOYAmt>
        <EOYAmt>42133</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>45384</BOYAmt>
        <EOYAmt>42133</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>THE ORGANIZATION'S PRIMARY EXEMPT PURPOSE IS TO PROVIDE FINANCIAL SUPPORT TO THE CYBER DEFENSE PROGRAM OF TROY HIGH SCHOOL THROUGH ITS SPONSORSHIP OF FUNDRAISING ACTIVITIES AND THE SOLICITATION OF CONTRIBUTIONS OF INDIVIDUALS BUSINESSES, AND CIVIC GROUP BY DONATIONS, ENDOWMENTS, AND BEQUESTS. THE OBJECTIVE INCLUDE, BUT ARE NOT LIMITED TO: - PROMOTING TROY HIGH SCHOOL CYBER DEFENSE - ENCOURAGING GOOD SPORTSMANSHIP AND DEVELOPING TEAM UNITY. - DEVELOPING AND ENHANCING A SENSE OF PRIDE AND TRADITION. - PROVIDING FINANCIAL SUPPORT FOR ALL LEVELS OF TROY HIGH SCHOOL CYBER DEFENSE. - PROVIDING THE RESOURCES TO SUPPLY THE PROGRAM WITH THE NECESSARY TRAINING, TRAVEL, EQUIPMENT AND OTHER SUPPORT AS DEEMED APPROPRIATE BY THE INSTRUCTORS, STUDENTS, AND SCHOOL.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>1 SUMMER CAMP: TROY CYBER DEFENSE PROGRAM HOSTED ANNUAL SUMMER CAMP IN JULY 2024 FOR 250 STUDENTS FROM 6TH GRADE TO 12TH GRADE. THE CAMP INCLUDES: BEGINNER CAMP AND ADVANCED CAMP BASED ON STUDENTS' AGE AND EXPERIENCE. THE TOPIC COVERS FROM AN INTRODUCTION TO SAFE COMPUTING PRACTICES TO PREPARING STUDENTS FOR CYBERPATRIOT COMPETITIONS. 2 CYBERPATRIOT COMPETITION: 44 HIGH SCHOOL TEAMS WITH 255 TROY STUDENTS - 12 ALL-SERVICE TEAMS AND 32 OPEN TEAMS. TWO TEAMS QUALIFIED FOR NATIONALS IN 2024, AND ONE TEAM WON THE NATIONAL CHAMPIONSHIP.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Pei Yang</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Karen Noronha</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Nav Narsina</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.40</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Zan Li</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.75</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>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Troy Cyber Defense Booster Club</PersonNm>
        <USAddress>
          <AddressLine1Txt>2200 E Dorothy Ln</AddressLine1Txt>
          <CityNm>Fullerton</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>92831</ZIPCd>
        </USAddress>
        <PhoneNum>7146264400</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="IRS990ScheduleA" softwareId="23017518" softwareVersionNum="2023v5.1">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>23566</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3281</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>20917</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>57293</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>60146</CurrentTaxYearAmt>
        <TotalAmt>165203</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>69165</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>34089</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>36375</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>139629</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <TotalAmt>0</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <TaxRevLeviedOrgnztnlBnft509Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft509Grp>
      <GovtFurnSrvcFcltsVl509Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>92731</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>37370</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>57292</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>57293</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>60146</CurrentTaxYearAmt>
        <TotalAmt>304832</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <PublicSupportTotal509Amt>304832</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearAmt>2</CurrentTaxYearAmt>
        <TotalAmt>2</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearAmt>2</CurrentTaxYearAmt>
        <TotalAmt>2</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>92731</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>37370</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>57292</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>57293</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>60148</CurrentTaxYearAmt>
        <TotalAmt>304834</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>1.00000</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>1.00000</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017518" softwareVersionNum="2023v5.1">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Office Expenses $43</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1003</FormAndLineReferenceDesc>
        <ExplanationTxt>Information Technology $5</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1005</FormAndLineReferenceDesc>
        <ExplanationTxt>Travel $6600</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1012</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance $537</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>