﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2025v4.1" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-08-07T12:23:07-07:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>874199127</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>MARIE ESTES PRATT BOOKKEEPING &amp; TAX</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>201 CHURCH RD</AddressLine1Txt>
        <CityNm>OJAI</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93023</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>931097216</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>LANDON PEDIATRIC FOUNDATION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>LAND</BusinessNameControlTxt>
      <PhoneNum>8053401366</PhoneNum>
      <USAddress>
        <AddressLine1Txt>300 HILLMONT AVE BLDG 340 STE 302</AddressLine1Txt>
        <CityNm>VENTURA</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93003</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CHRISTOPHER LANDON MD</PersonNm>
      <PersonTitleTxt>CEO</PersonTitleTxt>
      <SignatureDt>2026-08-07</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>LISA M MARTIN EA</PreparerPersonNm>
      <PTIN>P01253481</PTIN>
      <PhoneNum>8056465645</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="TransfersPersonalBenefitsContr IRS990ScheduleO" softwareId="25022934" softwareVersionNum="2025v4.1">
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="IRS990ScheduleA">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>134232</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>87923</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>42303</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>4006</InvestmentIncomeAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>134232</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>43324</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>26707</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>2240</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>38659</OtherExpensesTotalAmt>
      <TotalExpensesAmt>110930</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>23302</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>406622</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>44010</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>473934</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>410519</BOYAmt>
        <EOYAmt>477015</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>410519</BOYAmt>
        <EOYAmt>477015</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>3897</BOYAmt>
        <EOYAmt>3081</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>406622</BOYAmt>
        <EOYAmt>473934</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>LANDON PEDIATRIC FOUNDATION WAS FORMED TO ENGAGE IN MEDICAL EDUCATION AND RESEARCH TO BENEFIT THE CHILDREN GLOBALLY.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE FOUNDATION CONTINUED ITS MISSION TO INCREASE ACCESS TO HEALTHCARE FOR POOR AND UNDERSERVED POPULATIONS. ITS WORK INCLUDED SUPPORT RELATED TO THE RONALD MCDONALD FAMILY LIVING CENTER, PEDIATRIC BEDS, AND PEDIATRIC INTENSIVE CARE DEVELOPMENT. THE FOUNDATION ALSO CONTINUED PLANNING WORK RELATED TO PEDIATRIC EMERGENCY SERVICES AND UNDERSERVED PEDIATRIC POPULATIONS.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE FOUNDATION PARTICIPATED IN THE NORTH AMERICAN CYSTIC FIBROSIS FOUNDATION, CHEST, AND AMERICAN THORACIC SOCIETY MEETINGS. IT SUPPORTED PROJECTS INVOLVING WOMEN WITH COPD, BRONCHIECTASIS TREATMENT, AIRWAY CLEARANCE TECHNOLOGY, SLEEP APNEA DEVICE DEVELOPMENT, MEDICATION AND DEVICE COMPLIANCE, AND PARTICIPATION AS A RESEARCH SITE FOR A BOEHRINGER-INGELHEIM BRONCHIECTASIS MEDICATION RELEVANT TO BRONCHIECTASIS, CYSTIC FIBROSIS, AND PRIMARY CILIARY DYSKINESIA.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>LANDON PEDIATRIC FOUNDATION SUPPORTED CYSTIC FIBROSIS CARE AND RESEARCH THROUGH CONTINUED PARTICIPATION IN THE CYSTIC FIBROSIS FOUNDATION RESEARCH DEVELOPMENT PROGRAM LED BY DR. AP NAREN OF CEDARS-SINAI. ACTIVITIES INCLUDED WORK WITH USC, UC SAN DIEGO, AND CEDARS-SINAI; SUPPORT FOR PATIENTS WITH RARE CYSTIC FIBROSIS GENOTYPES NOT CORRECTED BY CURRENTLY AVAILABLE MEDICATIONS; AND ADVANCEMENT OF PRECISION-MEDICINE APPROACHES INCLUDING MOLECULAR-GLUE TESTING USING NASAL-INDUCED PLURIPOTENT STEM CELLS ON A NOSE-ON-A-CHIP PLATFORM. THE PEDIATRIC DIAGNOSTIC CENTER CYSTIC FIBROSIS CLINIC CONTINUED TO RECEIVE SUPPORT FROM THE CYSTIC FIBROSIS FOUNDATION AND WAS RE-CERTIFIED AS A CALIFORNIA CHILDRENS SERVICES CYSTIC FIBROSIS AND PULMONARY CENTER.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE FOUNDATION CONTINUED ITS LONG-STANDING CENTRAL AMERICA COMMITMENT, INCLUDING PRIOR CLEFT LIP AND PALATE WORK IN HONDURAS AND STANDARDS-OF-CARE WORK WITH SMILE TRAIN AND OPERATION SMILE. IN 2025, THE FOUNDATION FOCUSED ON EL SALVADOR, PARTICULARLY LA UNIN AND SAN MIGUEL, WITH THE GOAL OF IMPROVING CHRONIC KIDNEY DISEASE CARE AND PEDIATRIC EMERGENCY CARE. THE FOUNDATION PLANNED NGO BRANCH DEVELOPMENT AND PARTNERED WITH THE VENTURA COUNTY FAMILY MEDICINE RESIDENCY FOR AN INITIAL THREE-WEEK ROTATION.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE FOUNDATION PARTICIPATED IN THE PLANNING AND EXECUTION OF A WILDFIRE URBAN INTERFACE CONFERENCE AT CHILDRENS HOSPITAL LOS ANGELES, SUPPORTED EXPERT SPEAKER PARTICIPATION, AND HELPED DEVELOP A MAINTENANCE OF CERTIFICATION PROGRAM. THE FOUNDATION ALSO MENTORED STUDENT LEADERSHIP AND SUPPORTED AN EMERGING CLIMATE CHAMPIONS AWARD APPLICATION FOCUSED ON CHILD LUNG HEALTH AND CLIMATE-RELATED RISK.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE FOUNDATIONS THAILAND-SUPPORTED WORK DELIVERED 40 EVIDENCE-INFORMED TRAINING SESSIONS ACROSS THAILAND AND MALAYSIA, REACHING 577 PARTICIPANTS. ACTIVITIES INCLUDED PALLIATIVE CARE AND GRIEF SUPPORT, HUMANIZED COMMUNICATION, CAREGIVER TRAINING, ADVANCE CARE PLANNING, THERAPEUTIC LAUGHTER, RHYTHM-AND-MOVEMENT SESSIONS, AND COMMUNITY OUTREACH PROGRAMS.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>17571</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>105426</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHRISTOPHER LANDON MD</PersonNm>
        <TitleTxt>CEO</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>20.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SUN MOON LEE</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>4.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>THERESA HENUBER</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</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>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>CHRISTOPHER LANDON MD</PersonNm>
        <USAddress>
          <AddressLine1Txt>300 HILLMONT AVE BLDG 340 STE302</AddressLine1Txt>
          <CityNm>VENTURA</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>93003</ZIPCd>
        </USAddress>
        <PhoneNum>8053401366</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="IRS990ScheduleA" softwareId="25022934" softwareVersionNum="2025v4.1">
      <HospitalInd>X</HospitalInd>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="25022934" softwareVersionNum="2025v4.1">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1001</FormAndLineReferenceDesc>
        <ExplanationTxt>Advertising and Promotion $88</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Office Expenses $3064</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1005</FormAndLineReferenceDesc>
        <ExplanationTxt>Travel $7301</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1007</FormAndLineReferenceDesc>
        <ExplanationTxt>Conferences, Conventions, and Meetings $290</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1012</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance $2233</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOLARSHIP $7331</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>CF DIRECTOR $6122</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>LICENSE &amp; PERMITS $2813</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.4</FormAndLineReferenceDesc>
        <ExplanationTxt>PAYROLL SERVICE $2803</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.5</FormAndLineReferenceDesc>
        <ExplanationTxt>EDUCATION $2165</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.6</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRIBUTIONS $1855</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.7</FormAndLineReferenceDesc>
        <ExplanationTxt>EQUIPMENT $1693</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.8</FormAndLineReferenceDesc>
        <ExplanationTxt>SOFTWARE $533</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.9</FormAndLineReferenceDesc>
        <ExplanationTxt>ENTERTAINMENT $295</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.10</FormAndLineReferenceDesc>
        <ExplanationTxt>RESTAURANTS &amp; MEALS $73</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Total Liabilities.1001</FormAndLineReferenceDesc>
        <ExplanationTxt>Accounts Payable and Accrued Expenses - Beginning $333 Accounts Payable and Accrued Expenses - Ending $0</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Total Liabilities.1</FormAndLineReferenceDesc>
        <ExplanationTxt>LOAN FROM DR. CHRISTOPHER LANDON - Beginning $3564 LOAN FROM DR. CHRISTOPHER LANDON - Ending $3081</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>