﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-09-23T11:30:43-04:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>383581667</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>SCHMIDT KONING VILLARREAL &amp; ASSOC LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>750 FRONT AVE NW SUITE 315</AddressLine1Txt>
        <CityNm>GRAND RAPIDS</CityNm>
        <StateAbbreviationCd>MI</StateAbbreviationCd>
        <ZIPCd>495044400</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>010532058</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>SIETAR USA</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>SIET</BusinessNameControlTxt>
      <PhoneNum>3034636043</PhoneNum>
      <USAddress>
        <AddressLine1Txt>2044 S ROBB WAY</AddressLine1Txt>
        <CityNm>LAKEWOOD</CityNm>
        <StateAbbreviationCd>CO</StateAbbreviationCd>
        <ZIPCd>80227</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>MONICA MUMFORD</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>6306993923</PhoneNum>
      <SignatureDt>2025-09-03</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>MILES V SCHMIDT CPA</PreparerPersonNm>
      <PTIN>P00059527</PTIN>
      <PhoneNum>6167420400</PhoneNum>
      <PreparationDt>2025-09-03</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="RetDoc1" referenceDocumentId="RetDoc2">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>WWW.SIETARUSA.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc3">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>32971</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>1</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>12003</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>16185</MembershipDuesAmt>
      <InvestmentIncomeAmt>1843</InvestmentIncomeAmt>
      <SaleOfAssetsGrossAmt>2938</SaleOfAssetsGrossAmt>
      <CostOrOtherBasisExpenseSaleAmt>5460</CostOrOtherBasisExpenseSaleAmt>
      <GainOrLossFromSaleOfAssetsAmt>-2522</GainOrLossFromSaleOfAssetsAmt>
      <OtherRevenueTotalAmt>1</OtherRevenueTotalAmt>
      <TotalRevenueAmt>27511</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>17835</FeesAndOtherPymtToIndCntrctAmt>
      <OtherExpensesTotalAmt>11343</OtherExpensesTotalAmt>
      <TotalExpensesAmt>29178</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-1667</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>70255</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>68588</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>82654</BOYAmt>
        <EOYAmt>86604</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>82654</BOYAmt>
        <EOYAmt>86604</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>12399</BOYAmt>
        <EOYAmt>18016</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>70255</BOYAmt>
        <EOYAmt>68588</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>PROMOTE INTERCULTURAL EDUCATION, TRAINING AND RESEARCH.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>ANNUAL CONFERENCE FOR MEMBERS OF SIETAR USA. THE CONFERENCE PROVIDES ACADEMIC AND PROFESSIONAL MEMBERS AREAS TO INTERACT AND ATTEND WORKSHOPS AND LECTURES ON NEW ADVANCES AND TECHNIQUES IN INTERCULTURAL EDUCATION, TRAINING AND RESEARCH.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>25485</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>WEBINARS FOCUSED ON INTERCULTURAL EDUCATION, PROFESSIONAL DEVELOPMENT, AND ETHICAL BEHAVIOR.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>WEBSITE AND NEWSLETTER DEDICATED TO THE PROMOTION AND EDUCATION IN INTERCULTURAL TRAINING AND RESEARCH.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>25485</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ELMER DIXON</PersonNm>
        <TitleTxt>PAST-PRESIDE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SUE SHINOMIYA</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MONICA MUMFORD</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MELISSA NEU</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DR KWESI EWOODZIE</PersonNm>
        <TitleTxt>LOCAL GROUPS</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SANDY FOWLER</PersonNm>
        <TitleTxt>COMMUNICATIO</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHERYL WOEHR</PersonNm>
        <TitleTxt>CONF. OVERSI</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JON DEVRIES</PersonNm>
        <TitleTxt>LEADERSHIP D</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>MONICA MUMFORD</PersonNm>
        <USAddress>
          <AddressLine1Txt>2044 S ROBB WAY</AddressLine1Txt>
          <CityNm>LAKEWOOD</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80227</ZIPCd>
        </USAddress>
        <PhoneNum>3034636043</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="RetDoc3">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>26121</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>20</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1200</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>594</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1</CurrentTaxYearAmt>
        <TotalAmt>27936</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>38414</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>45231</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>79247</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>29923</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>30032</CurrentTaxYearAmt>
        <TotalAmt>222847</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>64535</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>45251</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>80447</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>30517</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>30033</CurrentTaxYearAmt>
        <TotalAmt>250783</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>250783</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>2007</CurrentTaxYearMinus4YearsAmt>
        <TotalAmt>2007</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>2007</CurrentTaxYearMinus4YearsAmt>
        <TotalAmt>2007</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>66542</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>45251</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>80447</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>30517</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>30033</CurrentTaxYearAmt>
        <TotalAmt>252790</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99210</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.98640</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.01000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.01000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="RetDoc2">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 8</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER REVENUE 1 TOTAL 1</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPENSES CONFERENCE SOFTWARE 479 GENERAL EXPENSES 1,802 CONFERENCE HOTEL EXPENSE 4,000 INSURANCE 570 POSTAGE 180 BANK FEES 70 SOFTWARE 3,102 SUPPLIES 1,140 TOTAL 11,343</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 26</FormAndLineReferenceDesc>
        <ExplanationTxt>CREDIT CARD PAYABLE 204 209 DEFERRED GAIN 12,195 17,807</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART III, LINE 28</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUAL CONFERENCE FOR MEMBERS OF SIETAR USA. THE CONFERENCE PROVIDES ACADEMIC AND PROFESSIONAL MEMBERS AREAS TO INTERACT AND ATTEND WORKSHOPS AND LECTURES ON NEW ADVANCES AND TECHNIQUES IN INTERCULTURAL EDUCATION, TRAINING AND RESEARCH.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>