﻿<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2017v2.0" xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2019-01-14T18:57:16-07:00</ReturnTs>
    <TaxPeriodEndDt>2018-08-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2017-09-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>942870879</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Expanding Your Horizons Network</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>EXPA</BusinessNameControlTxt>
      <PhoneNum>5102770190</PhoneNum>
      <USAddress>
        <AddressLine1Txt>5000 Mac Arthur Blvd PMB 9968</AddressLine1Txt>
        <CityNm>Oakland</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>94613</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Monika Whitfield</PersonNm>
      <PersonTitleTxt>Ntl Director P&amp;O</PersonTitleTxt>
      <PhoneNum>5102770190</PhoneNum>
      <SignatureDt>2019-01-14</SignatureDt>
    </BusinessOfficerGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>73.185.74.252</IPv4AddressTxt>
      </IPAddress>
    </FilingSecurityInformation>
    <TaxYr>2017</TaxYr>
    <BuildTS>2019-02-21 02:37:17Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="R000001" referenceDocumentId="R000004" softwareId="17005980" softwareVersionNum="v1.00">
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <WebsiteAddressTxt>www.eyhn.org</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="R000002">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>97256</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>55737</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>38530</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>2989</MembershipDuesAmt>
      <InvestmentIncomeAmt>0</InvestmentIncomeAmt>
      <SaleOfAssetsGrossAmt>0</SaleOfAssetsGrossAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <GainOrLossFromSaleOfAssetsAmt>0</GainOrLossFromSaleOfAssetsAmt>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <FundraisingGrossIncomeAmt fndrsngEventContriPrevRptAmt="0">0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>0</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>0</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>0</OtherRevenueTotalAmt>
      <TotalRevenueAmt>97256</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>37808</GrantsAndSimilarAmountsPaidAmt>
      <BenefitsPaidToOrForMembersAmt>0</BenefitsPaidToOrForMembersAmt>
      <SalariesOtherCompEmplBnftAmt>0</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>43063</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>10235</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>0</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>0</OtherExpensesTotalAmt>
      <TotalExpensesAmt>91106</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>6150</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>3185</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>-3185</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>6150</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>24073</BOYAmt>
        <EOYAmt>6150</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>24073</BOYAmt>
        <EOYAmt>6150</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>20888</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>3185</BOYAmt>
        <EOYAmt>6150</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>EYHN supports a network of volunteers who host single day conferences that inspire middle and high school girls to pursue science, technology, engineering and mathematics (STEM) fields.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>EYHN supports a network of more than 100 conferences facilitated by 4,000+ volunteers who aim to inspire young women in the fields of science, technology, engineering and mathematics (STEM). Year after year 25,000 middle and high school age girls experience EYH conferences that provide hands-on activities and encounters with female mentors already working in STEM careers.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>84952</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>84952</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Rachel Sheinbein</PersonNm>
        <TitleTxt>President/CEO</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Betsey Rapp</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Arshia Baig</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Ann Willoughby</PersonNm>
        <TitleTxt>Parliamentarian</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>4.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Monika Whitfield</PersonNm>
        <TitleTxt>National Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>15</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>36000</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jean Shuler</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Deb Liu</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Ayna Agarwal</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Erika Perez</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jason Robinson</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Norma McTyer</PersonNm>
        <TitleTxt>Co-President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Bonnie Antoun</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Judith Iriarte-Gross</PersonNm>
        <TitleTxt>General Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>0</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>0</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>0</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>0</OrganizationDissolvedEtcInd>
      <DirectIndirectPltclExpendAmt>0</DirectIndirectPltclExpendAmt>
      <Form1120PolFiledInd>0</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>0</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>Rachel Sheinbein</PersonNm>
        <USAddress>
          <AddressLine1Txt>5000 MacArthur Blvd</AddressLine1Txt>
          <AddressLine2Txt>PMB 9968</AddressLine2Txt>
          <CityNm>Oakland</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>94613</ZIPCd>
        </USAddress>
        <PhoneNum>5102770190</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <TanningServicesProvidedInd>0</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>0</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>1</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="R000002" softwareId="17005980" softwareVersionNum="v1.00">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>112843</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>156461</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>97090</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>100000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>97256</CurrentTaxYearAmt>
        <TotalAmt>563650</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>112843</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>156461</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>97090</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>100000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>97256</CurrentTaxYearAmt>
        <TotalAmt>563650</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>563650</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>1869</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <TotalAmt>1869</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>565519</TotalSupportAmt>
      <PublicSupportCY170Pct>0.99670</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.99349</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="R000003" softwareId="17005980" softwareVersionNum="v1.00" />
    <IRS990ScheduleO documentId="R000004" softwareId="17005980" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Payment from work in year prior made during first month in new fiscal year.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>