﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2017v2.2" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2018-06-06T10:03:22-07:00</ReturnTs>
    <TaxPeriodEndDt>2017-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>911686801</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>GRIFFITHS DREHER &amp; EVANS CPA PS</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>906 W SPRAGUE AVE</AddressLine1Txt>
        <CityNm>SPOKANE</CityNm>
        <StateAbbreviationCd>WA</StateAbbreviationCd>
        <ZIPCd>992014015</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2017-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>392061069</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>The ISAAC Foundation</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>ISAA</BusinessNameControlTxt>
      <PhoneNum>5094991679</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO Box 19202</AddressLine1Txt>
        <CityNm>Spokane</CityNm>
        <StateAbbreviationCd>WA</StateAbbreviationCd>
        <ZIPCd>99219</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Holly Lytle</PersonNm>
      <PersonTitleTxt>Executive Director</PersonTitleTxt>
      <SignatureDt>2018-06-06</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Todd Evans CPA</PreparerPersonNm>
      <PTIN>P01203583</PTIN>
      <PhoneNum>5093264054</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2017</TaxYr>
    <BuildTS>2022-09-23 18:48:47Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="IRS990ScheduleO TransfersPersonalBenefitsContr 990BinaryAttachments.1" softwareId="17005038" softwareVersionNum="2017v2.2">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>www.theisaacfoundation.org</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="IRS990ScheduleA">X</Organization501c3Ind>
      <GrossReceiptsAmt>184541</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>90529</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>13981</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>37</InvestmentIncomeAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt referenceDocumentId="IRS990ScheduleG">79994</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>31328</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>48666</SpecialEventsNetIncomeLossAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>153213</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>71621</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>1459</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>1990</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>1570</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>56511</OtherExpensesTotalAmt>
      <TotalExpensesAmt>133151</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>20062</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>5330</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>25392</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>9094</BOYAmt>
        <EOYAmt>23839</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>483</BOYAmt>
        <EOYAmt>3911</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>9577</BOYAmt>
        <EOYAmt>27750</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>4247</BOYAmt>
        <EOYAmt>2358</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>5330</BOYAmt>
        <EOYAmt>25392</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>Charitable Foundation Providing Economic Assistance to Children Diagnosed With an Autism Spectrum Disorder</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Providing Therapy Grants to Children Diagnosed With Autism Spectrum Disorders</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>33570</GrantsAndAllocationsAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>33570</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Holly Lytle</PersonNm>
        <TitleTxt>Executive Direc</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>40.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>35967</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Reed Lytle</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <OrganizationFiled990TInd>false</OrganizationFiled990TInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <InitiationFeesAndCapContriAmt>0</InitiationFeesAndCapContriAmt>
      <GrossReceiptsForPublicUseAmt>0</GrossReceiptsForPublicUseAmt>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Holly Lytle</PersonNm>
        <USAddress>
          <AddressLine1Txt>PO Box 19202</AddressLine1Txt>
          <CityNm>Spokane</CityNm>
          <StateAbbreviationCd>WA</StateAbbreviationCd>
          <ZIPCd>99219</ZIPCd>
        </USAddress>
        <PhoneNum>5094991679</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <Form720FiledInd>false</Form720FiledInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <RelatedOrgSect527OrgInd>false</RelatedOrgSect527OrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="17005038" softwareVersionNum="2017v2.2">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>35408</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>136872</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>44673</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>69253</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>90529</CurrentTaxYearAmt>
        <TotalAmt>376735</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>106199</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>95654</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>64102</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>86454</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>79994</CurrentTaxYearAmt>
        <TotalAmt>432403</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <TotalAmt>0</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <TaxRevLeviedOrgnztnlBnft509Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft509Grp>
      <GovtFurnSrvcFcltsVl509Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>141607</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>232526</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>108775</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>155707</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>170523</CurrentTaxYearAmt>
        <TotalAmt>809138</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <PublicSupportTotal509Amt>809138</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>74</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>390</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>232</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>110</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>37</CurrentTaxYearAmt>
        <TotalAmt>843</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>74</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>390</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>232</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>110</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>37</CurrentTaxYearAmt>
        <TotalAmt>843</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>141681</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>232916</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>109007</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>155817</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>170560</CurrentTaxYearAmt>
        <TotalAmt>809981</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99900</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99890</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00100</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00110</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleG documentId="IRS990ScheduleG" softwareId="17005038" softwareVersionNum="2017v2.2">
      <FundraisingEventInformationGrp>
        <Event1Nm>Auction, Golf Tournament, Special Events</Event1Nm>
        <GrossReceiptsEvent1Amt>79994</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>79994</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>31328</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>79994</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>79994</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>31328</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>31328</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>48666</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="17005038" softwareVersionNum="2017v2.2">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1001</FormAndLineReferenceDesc>
        <ExplanationTxt>Advertising and Promotion $6732</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1003</FormAndLineReferenceDesc>
        <ExplanationTxt>Information Technology $9960</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1005</FormAndLineReferenceDesc>
        <ExplanationTxt>Travel $2557</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1007</FormAndLineReferenceDesc>
        <ExplanationTxt>Conferences, Conventions, and Meetings $273</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1009</FormAndLineReferenceDesc>
        <ExplanationTxt>Depreciation $572</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1012</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance $2847</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>Grant Expenses $13220</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>SUPPLIES $9108</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>Blanket Supplies $5702</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.4</FormAndLineReferenceDesc>
        <ExplanationTxt>Networking $2593</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.5</FormAndLineReferenceDesc>
        <ExplanationTxt>Workshop Fees $1694</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.7</FormAndLineReferenceDesc>
        <ExplanationTxt>Bank Service Charges $652</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.8</FormAndLineReferenceDesc>
        <ExplanationTxt>Repairs $377</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.9</FormAndLineReferenceDesc>
        <ExplanationTxt>License &amp; Permits $224</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Assets.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Furniture and Fixtures - Beginning $0 Furniture and Fixtures - Ending $3428</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Assets.1010</FormAndLineReferenceDesc>
        <ExplanationTxt>Inventories - Beginning $483 Inventories - Ending $483</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Total Liabilities.1</FormAndLineReferenceDesc>
        <ExplanationTxt>Payroll Liabilities - Beginning $4247 Payroll Liabilities - Ending $2358</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>