<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2022v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-15T22:36:48-04:00</ReturnTs>
    <TaxPeriodEndDt>2023-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmName>
        <BusinessNameLine1Txt>RONALD D KOVAR JR CPA</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>7838 E LINDEN CT</AddressLine1Txt>
        <CityNm>TUCSON</CityNm>
        <StateAbbreviationCd>AZ</StateAbbreviationCd>
        <ZIPCd>85715</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>860271490</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>NOSOTROS</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>NOSO</BusinessNameControlTxt>
      <PhoneNum>5206241023</PhoneNum>
      <USAddress>
        <AddressLine1Txt>440 N GRANDE AVENUE</AddressLine1Txt>
        <CityNm>TUCSON</CityNm>
        <StateAbbreviationCd>AZ</StateAbbreviationCd>
        <ZIPCd>857452703</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>RUDY GALLEGO</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>5206241023</PhoneNum>
      <SignatureDt>2024-05-15</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>RUDY</PersonFirstNm>
        <PersonLastNm>GALLEGO</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>RONALD D KOVAR JR</PreparerPersonNm>
      <PTIN>P01218573</PTIN>
      <PhoneNum>5207223643</PhoneNum>
      <PreparationDt>2024-05-15</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="6">
    <IRS990 documentId="RetDoc3" referenceDocumentId="RetDoc5">
      <PrincipalOfficerNm>RUDY GALLEGO</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>440 N GRANDE AVENUE</AddressLine1Txt>
        <CityNm>TUCSON</CityNm>
        <StateAbbreviationCd>AZ</StateAbbreviationCd>
        <ZIPCd>857452703</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>5096508</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1973</FormationYr>
      <LegalDomicileStateCd>AZ</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO PROVIDE SOCIAL SERVICES TO DISADVANTAGED MEMBERS OF THE MEXICAN AMERICAN COMMUNITY OF SOUTHERN ARIZONA.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>3</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>3</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>82</TotalEmployeeCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>1259228</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>1784060</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>2832988</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>3294950</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>165</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>487</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>14660</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>17011</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>4107041</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>5096508</CYTotalRevenueAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>2375953</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>2988622</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>1094254</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>1140291</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>3470207</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>4128913</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>636834</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>967595</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>2898242</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>3853001</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>282318</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>269482</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>2615924</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>3583519</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>TO PROVIDE SOCIAL SERVICES TO DISADVANTAGED MEMBERS OF THE MEXICAN AMERICAN COMMUNITY OF SOUTHERN ARIZONA.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>3024103</ExpenseAmt>
      <RevenueAmt>3207795</RevenueAmt>
      <Desc>CHARTER SCHOOL - THIS PROGRAM ESTABLISHED A CHARTER/HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL FOR GRADES K-12 THAT WAS APPROVED BY THE ARIZONA STATE BOARD FOR CHARTER SCHOOLS. THE PURPOSE OF THIS PROGRAM IS TO PROVIDE AN ALTERNATIVE TO THE TRADITIONAL HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL ENVIRONMENT. THIS PROGRAM USES PUBLIC FUNDS PROVIDED BY THE ARIZONA DEPARTMENT OF EDUCATION AND IS OPEN TO ALL ELIGIBLE HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL STUDENTS. NOSOTROS, INC. OPERATES THE CHARTER SCHOOL THROUGH ITS 100% OWNERSHIP OF NOSOTROS ACADEMY, LLC, A DISREGARDED TAX ENTITY. THE OPERATION OF THE CHARTER SCHOOL BEGAN IN AUGUST 2002. THE INTERNAL REVENUE SERVICE WAS INFORMED ABOUT THIS ACTIVITY AND ISSUED A LETTER DATED NOVEMBER 5, 2002 ADVISING NOSOTROS, INC. THAT THE USES OF NOSOTROS ACADEMY, LLC AND THE OPERATION OF A CHARTER SCHOOL DID NOT EFFECT NOSOTROS, INC.'S EXEMPT STATUS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>514630</ExpenseAmt>
        <RevenueAmt>87155</RevenueAmt>
        <Desc>DAY CARE - INCLUDES BREAKFAST, LUNCH, SNACKS, BILINGUAL EDUCATION, HOMEWORK SUPPORT, SOCIALIZATION ACTIVITIES, FIELD TRIPS, AND AFTER SCHOOL CARE. THIS PROGRAM HAS A CAPACITY OF 85 CHILDREN.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>5100</ExpenseAmt>
        <Desc>SOCIAL SERVICES - THIS PROGRAM WAS ESTABLISHED BY DONATIONS SUBJECT TO DONOR-IMPOSED RESTRICTIONS TO BE USED FOR PAYMENTS OF HIGHER EDUCATION COSTS FOR ELIGIBLE INDIVIDUALS. THIS SCHOLARSHIP/HIGHER EDUCATION FUND WAS ESTABLISHED IN HONOR OF A FORMER TEACHER.</Desc>
      </ProgSrvcAccomActy3Grp>
      <TotalProgramServiceExpensesAmt>3543833</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc7">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1">true</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc4">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc4">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc4">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc4">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="RetDoc4">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc4">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc4">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc4">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc4">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc4">true</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc4">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc4">false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc4">true</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd referenceDocumentId="RetDoc6">true</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="RetDoc6">true</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd referenceDocumentId="RetDoc6">false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd referenceDocumentId="RetDoc6">false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>9</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>82</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>3</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>3</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>false</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>true</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>true</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>RONALD D KOVAR JR</PersonNm>
        <PhoneNum>5207223643</PhoneNum>
        <USAddress>
          <AddressLine1Txt>440 N GRANDE AVENUE</AddressLine1Txt>
          <CityNm>TUCSON</CityNm>
          <StateAbbreviationCd>AZ</StateAbbreviationCd>
          <ZIPCd>857452703</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>RUDY GALLEGO</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LUIS KAMEI</PersonNm>
        <TitleTxt>SECRETARY/TR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARJORIE SCHILLER</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <IndivRcvdGreaterThan100KCnt>3</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <GovernmentGrantsAmt>1774060</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>10000</AllOtherContributionsAmt>
      <TotalContributionsAmt>1784060</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>STATE EQUALIZATION ASSISTANCE</Desc>
        <BusinessCd>624410</BusinessCd>
        <TotalRevenueColumnAmt>2864170</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2864170</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>CLASSROOM SITE PROJECTS</Desc>
        <BusinessCd>611600</BusinessCd>
        <TotalRevenueColumnAmt>343625</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>343625</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>DAYCARE PARENT FEES</Desc>
        <BusinessCd>611600</BusinessCd>
        <TotalRevenueColumnAmt>87155</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>87155</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>3294950</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>487</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>487</RelatedOrExemptFuncIncomeAmt>
      </InvestmentIncomeGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>17011</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>17011</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>17011</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>5096508</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3312448</RelatedOrExemptFuncIncomeAmt>
      </TotalRevenueGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>2508332</TotalAmt>
        <ProgramServicesAmt>2141216</ProgramServicesAmt>
        <ManagementAndGeneralAmt>367116</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>181471</TotalAmt>
        <ProgramServicesAmt>131007</ProgramServicesAmt>
        <ManagementAndGeneralAmt>50464</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>90194</TotalAmt>
        <ProgramServicesAmt>90194</ProgramServicesAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>208625</TotalAmt>
        <ProgramServicesAmt>183005</ProgramServicesAmt>
        <ManagementAndGeneralAmt>25620</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>41179</TotalAmt>
        <ProgramServicesAmt>6800</ProgramServicesAmt>
        <ManagementAndGeneralAmt>34379</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>216361</TotalAmt>
        <ProgramServicesAmt>204122</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12239</ManagementAndGeneralAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>15888</TotalAmt>
        <ManagementAndGeneralAmt>15888</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>67522</TotalAmt>
        <ProgramServicesAmt>66780</ProgramServicesAmt>
        <ManagementAndGeneralAmt>742</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <TravelGrp>
        <TotalAmt>36222</TotalAmt>
        <ManagementAndGeneralAmt>36222</ManagementAndGeneralAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>15318</TotalAmt>
        <ProgramServicesAmt>15318</ProgramServicesAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>153721</TotalAmt>
        <ProgramServicesAmt>153721</ProgramServicesAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>55687</TotalAmt>
        <ProgramServicesAmt>52292</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3395</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>SUPPLIES</Desc>
        <TotalAmt>298601</TotalAmt>
        <ProgramServicesAmt>298601</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>REPAIRS &amp; MAINTENANCE</Desc>
        <TotalAmt>109855</TotalAmt>
        <ProgramServicesAmt>109712</ProgramServicesAmt>
        <ManagementAndGeneralAmt>143</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalAmt>55711</TotalAmt>
        <ProgramServicesAmt>46714</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8997</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>UTILITIES</Desc>
        <TotalAmt>38150</TotalAmt>
        <ProgramServicesAmt>38150</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>36076</TotalAmt>
        <ProgramServicesAmt>6201</ProgramServicesAmt>
        <ManagementAndGeneralAmt>29875</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>4128913</TotalAmt>
        <ProgramServicesAmt>3543833</ProgramServicesAmt>
        <ManagementAndGeneralAmt>585080</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>2072430</BOYAmt>
        <EOYAmt>2490927</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <EOYAmt>489861</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>263092</BOYAmt>
        <EOYAmt>312854</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>5994</BOYAmt>
        <EOYAmt>26263</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>45246</BOYAmt>
        <EOYAmt>26114</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>1712939</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>1205957</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>511480</BOYAmt>
        <EOYAmt>506982</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <TotalAssetsGrp>
        <BOYAmt>2898242</BOYAmt>
        <EOYAmt>3853001</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>174087</BOYAmt>
        <EOYAmt>215367</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>108231</BOYAmt>
        <EOYAmt>54115</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>282318</BOYAmt>
        <EOYAmt>269482</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>2573052</BOYAmt>
        <EOYAmt>3535247</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>42872</BOYAmt>
        <EOYAmt>48272</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>2615924</BOYAmt>
        <EOYAmt>3583519</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>2898242</BOYAmt>
        <EOYAmt>3853001</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>967595</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>true</FederalGrantAuditRequiredInd>
      <FederalGrantAuditPerformedInd>true</FederalGrantAuditPerformedInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc7">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>657824</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>666846</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1192764</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1259228</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1784060</CurrentTaxYearAmt>
        <TotalAmt>5560722</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>2391189</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2450524</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2184346</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2847813</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3312448</CurrentTaxYearAmt>
        <TotalAmt>13186320</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>3049013</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3117370</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3377110</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4107041</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5096508</CurrentTaxYearAmt>
        <TotalAmt>18747042</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>18747042</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>377</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>419</CurrentTaxYearMinus3YearsAmt>
        <TotalAmt>796</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>377</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>419</CurrentTaxYearMinus3YearsAmt>
        <TotalAmt>796</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>26028</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>22223</CurrentTaxYearMinus3YearsAmt>
        <TotalAmt>48251</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>3075418</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3140012</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3377110</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4107041</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5096508</CurrentTaxYearAmt>
        <TotalAmt>18796089</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99740</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99560</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART III, LINE 12</FormAndLineReferenceDesc>
        <ExplanationTxt>MISCELLANEOUS 48,251</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1">
      <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="RetDoc4">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1712939</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1205957</DepreciationAmt>
        <BookValueAmt>506982</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>506982</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>OBLIGATION TO AZ DEPT OF EDUC</Desc>
        <Amt>54115</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>54115</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>5136508</TotalRevEtcAuditedFinclStmtAmt>
      <DonatedServicesAndUseFcltsAmt>40000</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>40000</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>5096508</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>5096508</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>4170030</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>40000</DonatedServicesUseFcltsAmt>
      <OtherExpensesIncludedAmt>1117</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>41117</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>4128913</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>4128913</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XI, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>REVENUE REPORTED BY NOSOTROS PROPERTIES, INC. 0</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPENSES REPORTED BY NOSOTROS PROPERTIES, INC. 1,117 ROUNDING 0</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc5">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>CHARTER SCHOOL - THIS PROGRAM ESTABLISHED A CHARTER/HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL FOR GRADES K-12 THAT WAS APPROVED BY THE ARIZONA STATE BOARD FOR CHARTER SCHOOLS. THE PURPOSE OF THIS PROGRAM IS TO PROVIDE AN ALTERNATIVE TO THE TRADITIONAL HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL ENVIRONMENT. THIS PROGRAM USES PUBLIC FUNDS PROVIDED BY THE ARIZONA DEPARTMENT OF EDUCATION AND IS OPEN TO ALL ELIGIBLE HIGH SCHOOL, MIDDLE SCHOOL, AND ELEMENTARY SCHOOL STUDENTS. NOSOTROS, INC. OPERATES THE CHARTER SCHOOL THROUGH ITS 100% OWNERSHIP OF NOSOTROS ACADEMY, LLC, A DISREGARDED TAX ENTITY. THE OPERATION OF THE CHARTER SCHOOL BEGAN IN AUGUST 2002. THE INTERNAL REVENUE SERVICE WAS INFORMED ABOUT THIS ACTIVITY AND ISSUED A LETTER DATED NOVEMBER 5, 2002 ADVISING NOSOTROS, INC. THAT THE USES OF NOSOTROS ACADEMY, LLC AND THE OPERATION OF A CHARTER SCHOOL DID NOT EFFECT NOSOTROS, INC.'S EXEMPT STATUS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE 990 FORM IS PROVIDED TO THE BOARD MEMBERS PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICTS OF INTEREST ARE RESOLVED BY THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION FOR THE EXECUTIVE DIRECTOR IS DETERMINED BY THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>NO OFFICERS RECEIVE ANY COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc6">
      <IdDisregardedEntitiesGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NOSOTROS ACADEMY LLC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>440 N GRANDE AVE</AddressLine1Txt>
          <CityNm>TUCSON</CityNm>
          <StateAbbreviationCd>AZ</StateAbbreviationCd>
          <ZIPCd>857452703</ZIPCd>
        </USAddress>
        <EIN>680509127</EIN>
        <PrimaryActivitiesTxt>CHART SCH</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>AZ</LegalDomicileStateCd>
        <TotalIncomeAmt>4297964</TotalIncomeAmt>
        <EndOfYearAssetsAmt>3272485</EndOfYearAssetsAmt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdDisregardedEntitiesGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NOSOTROS PROPERTIES INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>440 N GRANDE AVE</AddressLine1Txt>
          <CityNm>TUCSON</CityNm>
          <StateAbbreviationCd>AZ</StateAbbreviationCd>
          <ZIPCd>857452703</ZIPCd>
        </USAddress>
        <EIN>742451448</EIN>
        <PrimaryActivitiesTxt>RENTAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>AZ</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C3</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12B</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
