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    <ReturnTs>2026-04-07T20:54:56-04:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>232541103</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Sound Start Up Start</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>SOUN</BusinessNameControlTxt>
      <ForeignPhoneNum>2674661600</ForeignPhoneNum>
      <USAddress>
        <AddressLine1Txt>2970 Market St</AddressLine1Txt>
        <CityNm>Philadelphia</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>19104</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Nicholas Sciochetti</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>2154360614</PhoneNum>
      <SignatureDt>2026-04-08</SignatureDt>
      <DiscussWithPaidPreparerInd>false</DiscussWithPaidPreparerInd>
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    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
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      <WebsiteAddressTxt>https: child-care-preschool.brighthorizons.com pa</WebsiteAddressTxt>
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      <GrossReceiptsAmt>91736</GrossReceiptsAmt>
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      <ProgramServiceRevenueAmt>79054</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>12681</InvestmentIncomeAmt>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
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      <OtherExpensesTotalAmt>1473</OtherExpensesTotalAmt>
      <TotalExpensesAmt>123613</TotalExpensesAmt>
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      <NetAssetsOrFundBalancesBOYAmt>332524</NetAssetsOrFundBalancesBOYAmt>
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      <NetAssetsOrFundBalancesEOYAmt>300647</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>351544</BOYAmt>
        <EOYAmt>286126</EOYAmt>
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        <BOYAmt>19020</BOYAmt>
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        <BOYAmt>332524</BOYAmt>
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      <PrimaryExemptPurposeTxt>Provide quality low-cost child care primarily for parents employed by the Federal government. Care was provided five days a week M-F all year.</PrimaryExemptPurposeTxt>
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        <DescriptionProgramSrvcAccomTxt>Sound Start provided quality low-cost child care primarily for parents employed by the Federal government. Care was provided five days a week M-F all year to approximately 60 children at any given time.</DescriptionProgramSrvcAccomTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Deborah Wineglass</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
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        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
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        <PersonNm referenceDocumentName="CompensationExplanation">Nicholas Sciochetti</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
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        <PersonNm referenceDocumentName="CompensationExplanation">Cheryl Brewer</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
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        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
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        <PersonNm referenceDocumentName="CompensationExplanation">Kyle Outen</PersonNm>
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        <PersonNm referenceDocumentName="CompensationExplanation">Marshall Lyons</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
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          <AddressLine1Txt>364 Milford Ct</AddressLine1Txt>
          <CityNm>Newtown</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>18940</ZIPCd>
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      <ComplianceWithRevProc7550Ind>true</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part 1, line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>The nondiscrimination policy can be found on the web site homepage at all times. Sound Start Child Care admits students of any race, color, national and ethnic origin to all the rights, privileges, programs, and activities generally accorded or made available to students at the school. It does not discriminate on the basis of race, color, or national and ethnic origin.</ExplanationTxt>
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        <FormAndLineReferenceDesc>Doing Business As Names</FormAndLineReferenceDesc>
        <ExplanationTxt>Sound Start Child Care Center</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>| Other Revenues:, Amount:| Bank Statement Fee Refund, $1|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>| Other Expenses:, Amount:| Insurance, $859.00| Tax Prep Misc Bonus, $614.00|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>| Asset Name:, BOY Amount:, EOY Amount:| Accounts Receivable, 0, $14521|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>| Liabilities Name:, BOY Amount:, EOY Amount:| Rounding, $1, 0| Accounts Payable, $19019, 0|</ExplanationTxt>
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