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        <CurrentTaxYearMinus1YearAmt>393483</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>204900</CurrentTaxYearAmt>
        <TotalAmt>1327606</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>190416</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>280400</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>258407</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>393483</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>204900</CurrentTaxYearAmt>
        <TotalAmt>1327606</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>1327606</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus3YearsAmt>22</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearAmt>90</CurrentTaxYearAmt>
        <TotalAmt>112</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>1327718</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>8781289</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.99990</PublicSupportCY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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    <IRS990ScheduleJ documentId="RetDoc2">
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GWEN MCNALLAN</PersonNm>
        <TitleTxt>PRESIDENT/DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>159736</BaseCompensationFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>159736</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc3">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>NELSON FINANCIAL SERVICES</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>THERESA NELSON</RelationshipDescriptionTxt>
        <TransactionAmt>132270</TransactionAmt>
        <TransactionDesc>FINANCE AND ACCOUNTI</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE L, PART V</FormAndLineReferenceDesc>
        <ExplanationTxt>(A) NAME OF PERSON: NELSON FINANCIAL SERVICES (B) RELATIONSHIP BETWEEN INTERESTED PERSON AND ORGANIZATION: THERESA NELSON, VICE-PRESIDENT, OWNS 100% OF NELSON FINANCIAL SERVICES (D) DESCRIPTION OF TRANSACTION: FINANCE AND ACCOUNTING SERVICES</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc4">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>STS FOUNDATION IS A NON-PROFIT ORGANIZATION DEDICATED TO PROVIDING MEMORABLE CULTURAL EXCHANGES BETWEEN AMERICAN FAMILIES AND YOUNG PEOPLE FROM OTHER PARTS OF THE WORLD. OUR MISSION IS TO FOSTER GREATER MUTUAL UNDERSTANDING AND TO EMPOWER YOUNG PEOPLE TO GROW THROUGH CULTURAL EXCHANGE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>PRESIDENT AND CHAIRMAN OF THE BOARD WILL REVIEW PRIOR TO THE FILING WITH THE IRS. THE REVIEW WILL BE PERFORMED AGAINST EXISTING YEAR END RESULTS AND DOCUMENTATION PROVIDED TO THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS ARE GIVEN THE CONFLICT OF INTEREST POLICY. THEY MUST REVIEW AND DISCLOSE ANY POTENTIAL CONFLICTS. THOSE CONFLICTS ARE THEN REVIEWED BY THE OTHER BOARD MEMBERS AND/OR COMMITTEE (WITH THE PERSON HAVING THE CONFLICT BEING REMOVED). THE COMMITTEE THEN DETERMINES WHETHER OR NOT A CONFLICT EXISTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD OF DIRECTORS WILL REVIEW AND DETERMINE COMPENSATION OF TOP MANAGEMENT OFFICIALS AND DIRECTORS, BASED UPON COMPARABILITY DATA AVAILABLE FROM EXTERNAL THIRD PARTY. THE BOARD WILL DOCUMENT FINDINGS AND DELIBERATION OF DATA. THE PROCESS DESCRIBED HERE WAS LAST COMPLETED IN 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD OF DIRECTORS WILL REVIEW AND DETERMINE COMPENSATION OF TOP MANAGEMENT OFFICIALS AND DIRECTORS, BASED UPON COMPARABILITY DATA AVAILABLE FROM EXTERNAL THIRD PARTY. THE BOARD WILL DOCUMENT FINDINGS AND DELIBERATION OF DATA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>REGIONAL DIRECTOR 406,661 0 0 LOCAL COORDINATORS 457,944 0 0 OTHER CONSULTANTS 8,813 0 0 TOTAL 873,418 0 0</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 12, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD REVIEWS AND APPROVES THE ANNUAL AUDIT REPORT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>