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        <BOYAmt>1536400</BOYAmt>
        <EOYAmt>743578</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>34720</BOYAmt>
        <EOYAmt>104683</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>34720</BOYAmt>
        <EOYAmt>104683</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>1381931</BOYAmt>
        <EOYAmt>515927</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>119749</BOYAmt>
        <EOYAmt>122968</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1501680</BOYAmt>
        <EOYAmt>638895</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1536400</BOYAmt>
        <EOYAmt>743578</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-845105</ReconcilationRevenueExpnssAmt>
      <PriorPeriodAdjustmentsAmt>-17680</PriorPeriodAdjustmentsAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>329054</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>997264</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2113499</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1673752</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1119176</CurrentTaxYearAmt>
        <TotalAmt>6232745</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>329054</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>997264</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2113499</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1673752</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1119176</CurrentTaxYearAmt>
        <TotalAmt>6232745</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>2528754</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>3703991</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>351</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1330</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2572</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3313</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1528</CurrentTaxYearAmt>
        <TotalAmt>9094</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>6241839</TotalSupportAmt>
      <PublicSupportCY170Pct>0.59340</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.49670</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>57315</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>6411</DepreciationAmt>
        <BookValueAmt>50904</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>15790</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>263</DepreciationAmt>
        <BookValueAmt>15527</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>66431</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041200001">
      <EmailSolicitationsInd>X</EmailSolicitationsInd>
      <InPersonSolicitationsInd>X</InPersonSolicitationsInd>
      <SolicitationOfNonGovtGrantsInd>X</SolicitationOfNonGovtGrantsInd>
      <SolicitationOfGovtGrantsInd>X</SolicitationOfGovtGrantsInd>
      <AgrmtProfFundraisingActyInd>1</AgrmtProfFundraisingActyInd>
      <FundraiserActivityInfoGrp>
        <OrganizationBusinessName>
          <BusinessNameLine1Txt>Emergence LLC</BusinessNameLine1Txt>
        </OrganizationBusinessName>
        <USAddress>
          <AddressLine1Txt>PO Box 215</AddressLine1Txt>
          <CityNm>Porcupine</CityNm>
          <StateAbbreviationCd>SD</StateAbbreviationCd>
          <ZIPCd>57772</ZIPCd>
        </USAddress>
        <ActivityTxt>Grant Consultant</ActivityTxt>
        <FundraiserControlOfFundsInd>0</FundraiserControlOfFundsInd>
        <GrossReceiptsAmt>986702</GrossReceiptsAmt>
        <RetainedByContractorAmt>80627</RetainedByContractorAmt>
        <NetToOrganizationAmt>906075</NetToOrganizationAmt>
      </FundraiserActivityInfoGrp>
      <TotalGrossReceiptsAmt>986702</TotalGrossReceiptsAmt>
      <TotalRetainedByContractorsAmt>80627</TotalRetainedByContractorsAmt>
      <TotalNetToOrganizationAmt>906075</TotalNetToOrganizationAmt>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Knife Chief Buffalo Nation Society</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO Box 464</AddressLine1Txt>
          <CityNm>Porcupine</CityNm>
          <StateAbbreviationCd>SD</StateAbbreviationCd>
          <ZIPCd>57772</ZIPCd>
        </USAddress>
        <RecipientEIN>823278437</RecipientEIN>
        <IRCSectionDesc>3</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>Buffalo Habitat Infrastructure</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Native Wise LLC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>4020 Kari Rd</AddressLine1Txt>
          <CityNm>Sawyer</CityNm>
          <StateAbbreviationCd>MN</StateAbbreviationCd>
          <ZIPCd>55780</ZIPCd>
        </USAddress>
        <RecipientEIN>851174512</RecipientEIN>
        <CashGrantAmt>10000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>Growth &amp; Development</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>One Spirit</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO Box 3209</AddressLine1Txt>
          <CityNm>Rapid City</CityNm>
          <StateAbbreviationCd>SD</StateAbbreviationCd>
          <ZIPCd>57709</ZIPCd>
        </USAddress>
        <RecipientEIN>263592983</RecipientEIN>
        <IRCSectionDesc>3</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>Buffalo Habitat Infrastructure</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Hochoka Kin Holdings LLC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>534 Anamosa St</AddressLine1Txt>
          <CityNm>Rapid City</CityNm>
          <StateAbbreviationCd>SD</StateAbbreviationCd>
          <ZIPCd>57701</ZIPCd>
        </USAddress>
        <RecipientEIN>991672983</RecipientEIN>
        <CashGrantAmt>66958</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>Meat Processing System</PurposeOfGrantTxt>
      </RecipientTable>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Buffalo Habitat Grants</GrantTypeTxt>
        <RecipientCnt>13</RecipientCnt>
        <CashGrantAmt>178500</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, Line 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>Grants are provided to organizations and individuals to fund infrastructure needs for the creation of buffalo habitats. Tanka Fund monitors the grantee's construction progress.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <GrntAsstBnftInterestedPrsnGrp>
        <PersonNm>Ron Brown Otter</PersonNm>
        <RelationshipWithOrgTxt>Director</RelationshipWithOrgTxt>
        <CashGrantAmt>5000</CashGrantAmt>
        <TypeOfAssistanceTxt>Cash Grant</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>Producers Funding</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
      <GrntAsstBnftInterestedPrsnGrp>
        <PersonNm>Connie Brown Otter</PersonNm>
        <RelationshipWithOrgTxt>Daughter of Director</RelationshipWithOrgTxt>
        <CashGrantAmt>3000</CashGrantAmt>
        <TypeOfAssistanceTxt>Cash Grant</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>Producers Funding</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
      <GrntAsstBnftInterestedPrsnGrp>
        <PersonNm>Wayne Frederick</PersonNm>
        <RelationshipWithOrgTxt>Director</RelationshipWithOrgTxt>
        <CashGrantAmt>20000</CashGrantAmt>
        <TypeOfAssistanceTxt>Cash Grant</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>Producers Funding</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The Board of Directors reviews form 990 to recommend changes and provide final approval prior to filing.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Conflicts of interest are reviewed and disclosed annually with the expectation any new conflicts will be disclosed as soon as discovered.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>No other documents available to the public.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, line 11g</FormAndLineReferenceDesc>
        <ExplanationTxt>IT Consultant: Program service expenses 50,987. Management and general expenses 13,592. Fundraising expenses 15,921. Total expenses 80,500. Interns: Program service expenses 28,039. Management and general expenses 0. Fundraising expenses 0. Total expenses 28,039. Grants Management: Program service expenses 0. Management and general expenses 10,754. Fundraising expenses 0. Total expenses 10,754. Impact Consultant: Program service expenses 143,155. Management and general expenses 0. Fundraising expenses 0. Total expenses 143,155.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>