LOS ANGELES ARBORETUM FOUNDATION INC: Form 990, tax year 2024

View the entire original 990 at ProPublica ↗

Organization
LOS ANGELES ARBORETUM FOUNDATION INC (EIN 95-1582650)
Tax period
2024-07-01 to 2025-06-30
Filed
2026-02-04
IRS object ID
202620359349301212
Schema version
2024v5.5
Source
Download XML · Original 990 at ProPublica

Every field in the e-filed return. Faint text is the IRS element name, for citing.

Return header ReturnHeader

FieldValueIRS element (for citing)
Return2026-02-04T10:49:34-06:00ReturnTs
Tax Period End2025-06-30TaxPeriodEndDt

Preparer Firm PreparerFirmGrp

FieldValueIRS element (for citing)
Preparer Firm EIN410746749PreparerFirmEIN

Preparer Firm Name PreparerFirmName

FieldValueIRS element (for citing)
Business Name Line1CLIFTONLARSONALLEN LLPBusinessNameLine1Txt

Preparer US Address PreparerUSAddress

FieldValueIRS element (for citing)
Address Line12875 MICHEDLLE DRIVE 300AddressLine1Txt
CityIRVINECityNm
State AbbreviationCAStateAbbreviationCd
ZIP92606ZIPCd
FieldValueIRS element (for citing)
Return Type990ReturnTypeCd
Tax Period Begin2024-07-01TaxPeriodBeginDt

Filer Filer

FieldValueIRS element (for citing)
EIN951582650EIN

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1LOS ANGELES ARBORETUM FOUNDATION INCBusinessNameLine1Txt
FieldValueIRS element (for citing)
Business Name ControlLOSABusinessNameControlTxt
Phone6268213231PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1301 N BALDWIN AVENUEAddressLine1Txt
CityARCADIACityNm
State AbbreviationCAStateAbbreviationCd
ZIP91007ZIPCd

Business Officer BusinessOfficerGrp

FieldValueIRS element (for citing)
PersonSU OHPersonNm
Person TitleCEOPersonTitleTxt
Phone6268213231PhoneNum
Signature2026-01-29SignatureDt
Discuss With Paid PreparerYes (1)DiscussWithPaidPreparerInd
FieldValueIRS element (for citing)
IRS Responsible Prty Info CurrYes (1)IRSResponsiblePrtyInfoCurrInd

Preparer Person PreparerPersonGrp

FieldValueIRS element (for citing)
Preparer PersonLISA N RYSSEL CPAPreparerPersonNm
PTINP00643670PTIN
Phone7149781300PhoneNum
Preparation2026-01-29PreparationDt
FieldValueIRS element (for citing)
Tax2024TaxYr
Build TS2025-03-06 01:10:19ZBuildTS

Form 990 IRS990

FieldValueIRS element (for citing)
Principal OfficerSU OHPrincipalOfficerNm

US Address USAddress

FieldValueIRS element (for citing)
Address Line1301 N BALDWIN AVENUEAddressLine1Txt
CityARCADIACityNm
State AbbreviationCAStateAbbreviationCd
ZIP91007ZIPCd
FieldValueIRS element (for citing)
Gross Receipts$6,957,710GrossReceiptsAmt
Group Return For Affiliates0GroupReturnForAffiliatesInd
Organization501c3Yes (X)Organization501c3Ind
Website AddressWWW.ARBORETUM.ORGWebsiteAddressTxt
Type Of Organization CorpYes (X)TypeOfOrganizationCorpInd
Formation1947FormationYr
Legal Domicile StateCALegalDomicileStateCd
Activity Or MissionTO CULTIVATE ITS NATURAL, HORTICULTURAL, AND HISTORIC RESOURCES FOR LEARNING, ENJOYMENT AND INSPIRATION. THE LOS ANGELES ARBORETUM FOUNDATION SECURES PHILANTHROPIC GIFTS IN SUPPORT OF THIS MISSION.ActivityOrMissionDesc
Voting Members Governing Body18VotingMembersGoverningBodyCnt
Voting Members Independent18VotingMembersIndependentCnt
Total Employee113TotalEmployeeCnt
Total Volunteers284TotalVolunteersCnt
Total Gross UBI$0TotalGrossUBIAmt
Net Unrelated Bus Txbl Incm$0NetUnrelatedBusTxblIncmAmt
PY Contributions Grants$2,871,068PYContributionsGrantsAmt
CY Contributions Grants$3,416,561CYContributionsGrantsAmt
PY Program Service Revenue$1,461,570PYProgramServiceRevenueAmt
CY Program Service Revenue$1,572,920CYProgramServiceRevenueAmt
PY Investment Income$123,803PYInvestmentIncomeAmt
CY Investment Income$168,530CYInvestmentIncomeAmt
PY Other Revenue$1,483,022PYOtherRevenueAmt
CY Other Revenue$595,943CYOtherRevenueAmt
PY Total Revenue$5,939,463PYTotalRevenueAmt
CY Total Revenue$5,753,954CYTotalRevenueAmt
PY Grants And Similar Paid$0PYGrantsAndSimilarPaidAmt
CY Grants And Similar Paid$0CYGrantsAndSimilarPaidAmt
PY Benefits Paid To Members$0PYBenefitsPaidToMembersAmt
CY Benefits Paid To Members$0CYBenefitsPaidToMembersAmt
PY Salaries Comp Emp Bnft Paid$3,034,293PYSalariesCompEmpBnftPaidAmt
CY Salaries Comp Emp Bnft Paid$2,681,691CYSalariesCompEmpBnftPaidAmt
PY Total Prof Fndrsng Expns$0PYTotalProfFndrsngExpnsAmt
CY Total Prof Fndrsng Expns$0CYTotalProfFndrsngExpnsAmt
CY Total Fundraising Expense$589,846CYTotalFundraisingExpenseAmt
PY Other Expenses$7,572,658PYOtherExpensesAmt
CY Other Expenses$2,772,512CYOtherExpensesAmt
PY Total Expenses$10,606,951PYTotalExpensesAmt
CY Total Expenses$5,454,203CYTotalExpensesAmt
PY Revenues Less Expenses-$4,667,488PYRevenuesLessExpensesAmt
CY Revenues Less Expenses$299,751CYRevenuesLessExpensesAmt
Total Assets BOY$7,239,992TotalAssetsBOYAmt
Total Assets EOY$7,254,106TotalAssetsEOYAmt
Total Liabilities BOY$2,298,556TotalLiabilitiesBOYAmt
Total Liabilities EOY$1,890,705TotalLiabilitiesEOYAmt
Net Assets Or Fund Balances BOY$4,941,436NetAssetsOrFundBalancesBOYAmt
Net Assets Or Fund Balances EOY$5,363,401NetAssetsOrFundBalancesEOYAmt
MissionTO CULTIVATE ITS NATURAL, HORTICULTURAL, AND HISTORIC RESOURCES FOR LEARNING, ENJOYMENT AND INSPIRATION. THE LOS ANGELES ARBORETUM FOUNDATION SECURES PHILANTHROPIC GIFTS IN SUPPORT OF THIS MISSION.MissionDesc
Significant New Program Srvc0SignificantNewProgramSrvcInd
Significant Change0SignificantChangeInd
Expense$1,754,145ExpenseAmt
Grant$0GrantAmt
Revenue$980,591RevenueAmt
DescHOME TO ONE OF THE WORLD'S FINEST COLLECTIONS OF MEDITERRANEAN AND SUBTROPICAL PLANTS, THE 127-ACRE LOS ANGELES COUNTY ARBORETUM & BOTANIC GARDEN SERVES AS AN IMPORTANT REPOSITORY FOR SPECIES OF BIOLOGICAL AND ECONOMIC IMPORTANCE. THE ARBORETUM LANDSCAPE ALSO SERVES AS A RICHHISTORICAL SITE THAT INCLUDES NATIVE AMERICAN, RANCHO PERIOD, AND LATE 19TH CENTURY TREASURES, INCLUDING FOUR HISTORIC LANDMARK BUILDINGS.IN AGREEMENT WITH LOS ANGELES COUNTY, THE FOUNDATION IS RESPONSIBLE FOR THE ADMISSIONS, FILMING, WEDDINGS AND SITE RENTALS. ADMISSIONS REVENUES HELP TO SUPPORT THE PROGRAMS OF THE LOS ANGELES COUNTY ARBORETUM & BOTANIC GARDEN.Desc

Prog Srvc Accom Acty2 ProgSrvcAccomActy2Grp

FieldValueIRS element (for citing)
Expense$490,793ExpenseAmt
Grant$0GrantAmt
Revenue$993,414RevenueAmt
DescIN ADDITION TO ITS EXTENSIVE VISITOR TOUR PROGRAM, THE LOS ANGELES COUNTY ARBORETUM & BOTANIC GARDEN OFFERS ACTIVITIES AND EVENTS THAT CATER TO EVERY AUDIENCE, SERVING OVER 500,000 VISITORS A YEAR. ADULT EDUCATION PROGRAMS PROVIDE INSTRUCTION IN HORTICULTURE, THE NATURAL SCIENCES, AND ENVIRONMENTAL STEWARDSHIP PRACTICES FOR USE IN HOME, SCHOOL, AND COMMUNITY GARDENS. SERVICES FOR PUBLIC SCHOOLS PROVIDE FIELD TRIPS AND OTHER SCIENCE AND HISTORY CURRICULA ENRICHMENT PROGRAMS TO OVER 18,000 STUDENTS ANNUALLY, WITH 70% VISITING FROM TITLE I SCHOOLS (WHERE AT LEAST 40% OF STUDENTS ARE FROM LOW-INCOME FAMILIES).Desc
FieldValueIRS element (for citing)
Total Program Service Expenses$2,244,938TotalProgramServiceExpensesAmt
Described In Section501c3Yes (1)DescribedInSection501c3Ind
Schedule B RequiredYes (1)ScheduleBRequiredInd
Political Campaign Acty0PoliticalCampaignActyInd
Lobbying Activities0LobbyingActivitiesInd
Subject To Proxy Tax0SubjectToProxyTaxInd
Donor Advised Fund0DonorAdvisedFundInd
Conservation Easements0ConservationEasementsInd
Collections Of Art0CollectionsOfArtInd
Credit Counseling0CreditCounselingInd
Donor Rstr Or Quasi EndowmentsYes (1)DonorRstrOrQuasiEndowmentsInd
Report Land Building EquipmentYes (1)ReportLandBuildingEquipmentInd
Report Investments Other Sec0ReportInvestmentsOtherSecInd
Report Program Related Invst0ReportProgramRelatedInvstInd
Report Other Assets0ReportOtherAssetsInd
Report Other LiabilitiesYes (1)ReportOtherLiabilitiesInd
Include FIN48 FootnoteYes (1)IncludeFIN48FootnoteInd
Independent Audit Fincl StmtYes (1)IndependentAuditFinclStmtInd
Consolidated Audit Fincl Stmt0ConsolidatedAuditFinclStmtInd
School Operating0SchoolOperatingInd
Foreign Office0ForeignOfficeInd
Foreign Activities0ForeignActivitiesInd
More Than5000 K To Org0MoreThan5000KToOrgInd
More Than5000 K To Individuals0MoreThan5000KToIndividualsInd
Professional Fundraising0ProfessionalFundraisingInd
Fundraising ActivitiesYes (1)FundraisingActivitiesInd
Gaming Activities0GamingActivitiesInd
Operate Hospital0OperateHospitalInd
Grants To Organizations0GrantsToOrganizationsInd
Grants To Individuals0GrantsToIndividualsInd
Schedule J RequiredYes (1)ScheduleJRequiredInd
Tax Exempt Bonds0TaxExemptBondsInd
Engaged In Excess Benefit Trans0EngagedInExcessBenefitTransInd
PY Excess Benefit Trans0PYExcessBenefitTransInd
Loan Outstanding0LoanOutstandingInd
Grant To Related Person0GrantToRelatedPersonInd
Business Rln With Org Mem0BusinessRlnWithOrgMemInd
Business Rln With Fam Mem0BusinessRlnWithFamMemInd
Business Rln With35 Ctrl Ent0BusinessRlnWith35CtrlEntInd
Deductible Non Cash Contri0DeductibleNonCashContriInd
Deductible Art Contribution0DeductibleArtContributionInd
Terminate Operations0TerminateOperationsInd
Partial Liquidation0PartialLiquidationInd
Disregarded Entity0DisregardedEntityInd
Related Entity0RelatedEntityInd
Related Organization Ctrl Ent0RelatedOrganizationCtrlEntInd
Trnsfr Exmpt Non Chrtbl Rltd Org0TrnsfrExmptNonChrtblRltdOrgInd
Activities Conducted Prtshp0ActivitiesConductedPrtshpInd
Schedule O RequiredYes (1)ScheduleORequiredInd
IRP Document53IRPDocumentCnt
IRP Document W2 G0IRPDocumentW2GCnt
Backup Wthld ComplianceYes (1)BackupWthldComplianceInd
Employee113EmployeeCnt
Employment Tax Returns FiledYes (1)EmploymentTaxReturnsFiledInd
Unrelated Bus Incm Over Limit0UnrelatedBusIncmOverLimitInd
Foreign Financial Account0ForeignFinancialAccountInd
Prohibited Tax Shelter Trans0ProhibitedTaxShelterTransInd
Taxable Party Notification0TaxablePartyNotificationInd
Nondeductible Contributions0NondeductibleContributionsInd
Quid Pro Quo Contributions0QuidProQuoContributionsInd
Form8282 Property Disposed Of0Form8282PropertyDisposedOfInd
Rcv Fnds To Pay Prsnl Bnft Cntrct0RcvFndsToPayPrsnlBnftCntrctInd
Pay Premiums Prsnl Bnft Cntrct0PayPremiumsPrsnlBnftCntrctInd
Indoor Tanning Services0IndoorTanningServicesInd
Subj To Tax Rmnrtn Ex Prcht Pymt0SubjToTaxRmnrtnExPrchtPymtInd
Subject To Excs Tax Net Invst Inc0SubjectToExcsTaxNetInvstIncInd
Info In Schedule O Part VIYes (X)InfoInScheduleOPartVIInd
Governing Body Voting Members18GoverningBodyVotingMembersCnt
Independent Voting Member18IndependentVotingMemberCnt
Family Or Business Rln0FamilyOrBusinessRlnInd
Delegation Of Mgmt Duties0DelegationOfMgmtDutiesInd
Change To Org Documents0ChangeToOrgDocumentsInd
Material Diversion Or Misuse0MaterialDiversionOrMisuseInd
Members Or Stockholders0MembersOrStockholdersInd
Election Of Board Members0ElectionOfBoardMembersInd
Decisions Subject To Approva0DecisionsSubjectToApprovaInd
Minutes Of Governing BodyYes (1)MinutesOfGoverningBodyInd
Minutes Of CommitteesYes (1)MinutesOfCommitteesInd
Officer Mailing Address0OfficerMailingAddressInd
Local Chapters0LocalChaptersInd
Form990 Provided To Gvrn BodyYes (1)Form990ProvidedToGvrnBodyInd
Conflict Of Interest PolicyYes (1)ConflictOfInterestPolicyInd
Annual Disclosure Covered PrsnYes (1)AnnualDisclosureCoveredPrsnInd
Regular Monitoring EnfrcYes (1)RegularMonitoringEnfrcInd
Whistleblower PolicyYes (1)WhistleblowerPolicyInd
Document Retention PolicyYes (1)DocumentRetentionPolicyInd
Compensation Process CEOYes (1)CompensationProcessCEOInd
Compensation Process OtherYes (1)CompensationProcessOtherInd
Investment In Joint Venture0InvestmentInJointVentureInd
States Where Copy Of Return Is FldCAStatesWhereCopyOfReturnIsFldCd
Upon RequestYes (X)UponRequestInd

Books In Care Of Detail BooksInCareOfDetail

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1JESSICA WEHNERBusinessNameLine1Txt
FieldValueIRS element (for citing)
Phone6268213205PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1301 N BALDWIN AVENUEAddressLine1Txt
CityARCADIACityNm
State AbbreviationCAStateAbbreviationCd
ZIP91007ZIPCd

Form990 Part VII Section A Form990PartVIISectionAGrp (24 entries)

TitleTitleTxtAverage Hours Per WeekAverageHoursPerWeekRtIndividual Trustee Or DirectorIndividualTrusteeOrDirectorIndOfficerOfficerIndReportable Comp From OrgReportableCompFromOrgAmtReportable Comp From Rltd OrgReportableCompFromRltdOrgAmtOther CompensationOtherCompensationAmt
ANNETTE CASTRO RAMIREZ
PRESIDENT1.00Yes (X)Yes (X)$0$0$0
ROBERT BARNES
1ST VICE PRESIDENT1.00Yes (X)Yes (X)$0$0$0
JUSTIN HUTCHINGS
2ND VICE PRESIDENT1.00Yes (X)Yes (X)$0$0$0
JOHN TEGTMEYER
TREASURER1.00Yes (X)Yes (X)$0$0$0
DONGMEI HUANG
SECRETARY1.00Yes (X)Yes (X)$0$0$0
HSIAO-LING TING
TRUSTEE1.00Yes (X)$0$0$0
MARISSA GOLDBERG
TRUSTEE1.00Yes (X)$0$0$0
KATHLEEN ELLISON
TRUSTEE1.00Yes (X)$0$0$0
HEIDI HOOD
TRUSTEE1.00Yes (X)$0$0$0
DEBBIE ANDERSON
TRUSTEE1.00Yes (X)$0$0$0
MARIE CSETTE MD PHD
TRUSTEE1.00Yes (X)$0$0$0
IMY DULAKE
TRUSTEE1.00Yes (X)$0$0$0
MARRILEE FELLOWS
TRUSTEE1.00Yes (X)$0$0$0
LACEY GOSTONY
TRUSTEE1.00Yes (X)$0$0$0
ERICA HAHN
TRUSTEE1.00Yes (X)$0$0$0
HARLAN IRVINE
TRUSTEE1.00Yes (X)$0$0$0
AKIKO KOH
TRUSTEE1.00Yes (X)$0$0$0
ILONA LINDEN
TRUSTEE1.00Yes (X)$0$0$0
SYLVIA ROSENBERGER
CDO40.00Yes (X)$162,797$0$21,000
JENNIFER VAN STRALEN
CFO (TERM 11/2024)40.00Yes (X)$151,440$0$8,500
ZAID RAWAS
INTERIM CFO (12/24-6/25)40.00Yes (X)$147,235$0$0
TIMOTHY LINDSAY
INTERIM CEO (8/24-2/25)40.00Yes (X)$50,000$0$0
MICHAEL DESPLAINES
CEO (TERM 7/2024)40.00Yes (X)$141,846$0$0
SU OH
CEO (START 3/2025)40.00Yes (X)$0$0$0
FieldValueIRS element (for citing)
Total Reportable Comp From Org$653,318TotalReportableCompFromOrgAmt
Tot Reportable Comp Rltd Org$0TotReportableCompRltdOrgAmt
Total Other Compensation$29,500TotalOtherCompensationAmt
Indiv Rcvd Greater Than100 K4IndivRcvdGreaterThan100KCnt
Former Ofcr Employees Listed0FormerOfcrEmployeesListedInd
Total Comp Greater Than150 KYes (1)TotalCompGreaterThan150KInd
Compensation From Other Srcs0CompensationFromOtherSrcsInd

Contractor Compensation ContractorCompensationGrp (2 entries)

Address Line1ContractorAddress/USAddress/AddressLine1TxtCityContractorAddress/USAddress/CityNmState AbbreviationContractorAddress/USAddress/StateAbbreviationCdZIPContractorAddress/USAddress/ZIPCdServicesServicesDescCompensationCompensationAmt
JT SITE SERVICES INC
615 N BENSON AVENUE SUITE DUPLANDCA91786LICENSED CONTRACTOR$151,947
WEAVER
100 WEST WALNUT ST 7TH FLOORPASADENACA91124AUDITING$121,283
FieldValueIRS element (for citing)
Cntrct Rcvd Greater Than100 K2CntrctRcvdGreaterThan100KCnt
Membership Dues$1,675,334MembershipDuesAmt
Government Grants$250,000GovernmentGrantsAmt
All Other Contributions$1,491,227AllOtherContributionsAmt
Total Contributions$3,416,561TotalContributionsAmt

Program Service Revenue ProgramServiceRevenueGrp (2 entries)

DescDescBusinessBusinessCdTotal Revenue ColumnTotalRevenueColumnAmtRelated Or Exempt Func IncomeRelatedOrExemptFuncIncomeAmt
ADMISSIONS611600$980,591$980,591
PROGRAM REVENUE611600$592,329$592,329
FieldValueIRS element (for citing)
Total Program Service Revenue$1,572,920TotalProgramServiceRevenueAmt

Investment Income InvestmentIncomeGrp

FieldValueIRS element (for citing)
Total Revenue Column$98,311TotalRevenueColumnAmt
Exclusion$98,311ExclusionAmt

Gross Amount Sales Assets GrossAmountSalesAssetsGrp

FieldValueIRS element (for citing)
Securities$1,134,054SecuritiesAmt

Less Cost Oth Basis Sales Expnss LessCostOthBasisSalesExpnssGrp

FieldValueIRS element (for citing)
Securities$1,063,835SecuritiesAmt

Gain Or Loss GainOrLossGrp

FieldValueIRS element (for citing)
Securities$70,219SecuritiesAmt

Net Gain Or Loss Investments NetGainOrLossInvestmentsGrp

FieldValueIRS element (for citing)
Total Revenue Column$70,219TotalRevenueColumnAmt
Exclusion$70,219ExclusionAmt
FieldValueIRS element (for citing)
Fundraising Gross Income$401,085FundraisingGrossIncomeAmt
Fundraising Direct Expenses$0FundraisingDirectExpensesAmt

Net Incm From Fundraising Evt NetIncmFromFundraisingEvtGrp

FieldValueIRS element (for citing)
Total Revenue Column$401,085TotalRevenueColumnAmt
Exclusion$401,085ExclusionAmt
FieldValueIRS element (for citing)
Gross Sales Of Inventory$334,779GrossSalesOfInventoryAmt
Cost Of Goods Sold$139,921CostOfGoodsSoldAmt

Net Income Or Loss NetIncomeOrLossGrp

FieldValueIRS element (for citing)
Total Revenue Column$194,858TotalRevenueColumnAmt
Related Or Exempt Func Income$194,858RelatedOrExemptFuncIncomeAmt

Total Revenue TotalRevenueGrp

FieldValueIRS element (for citing)
Total Revenue Column$5,753,954TotalRevenueColumnAmt
Related Or Exempt Func Income$1,767,778RelatedOrExemptFuncIncomeAmt
Unrelated Business Revenue$0UnrelatedBusinessRevenueAmt
Exclusion$569,615ExclusionAmt
FieldValueIRS element (for citing)
Info In Schedule O Part IXYes (X)InfoInScheduleOPartIXInd

Comp Current Ofcr Directors CompCurrentOfcrDirectorsGrp

FieldValueIRS element (for citing)
Total$825,033TotalAmt
Program Services$424,892ProgramServicesAmt
Management And General$254,110ManagementAndGeneralAmt
Fundraising$146,031FundraisingAmt

Other Salaries And Wages OtherSalariesAndWagesGrp

FieldValueIRS element (for citing)
Total$1,525,206TotalAmt
Program Services$617,300ProgramServicesAmt
Management And General$651,313ManagementAndGeneralAmt
Fundraising$256,593FundraisingAmt

Other Employee Benefits OtherEmployeeBenefitsGrp

FieldValueIRS element (for citing)
Total$106,086TotalAmt
Program Services$51,300ProgramServicesAmt
Management And General$42,951ManagementAndGeneralAmt
Fundraising$11,835FundraisingAmt

Payroll Taxes PayrollTaxesGrp

FieldValueIRS element (for citing)
Total$225,366TotalAmt
Program Services$93,041ProgramServicesAmt
Management And General$100,089ManagementAndGeneralAmt
Fundraising$32,236FundraisingAmt

Fees For Srvc Invst Mgmnt Fees FeesForSrvcInvstMgmntFeesGrp

FieldValueIRS element (for citing)
Total$20,640TotalAmt
Management And General$20,640ManagementAndGeneralAmt

Fees For Services Other FeesForServicesOtherGrp

FieldValueIRS element (for citing)
Total$943,453TotalAmt
Program Services$232,534ProgramServicesAmt
Management And General$699,831ManagementAndGeneralAmt
Fundraising$11,088FundraisingAmt

Advertising AdvertisingGrp

FieldValueIRS element (for citing)
Total$56,523TotalAmt
Program Services$930ProgramServicesAmt
Management And General$23,422ManagementAndGeneralAmt
Fundraising$32,171FundraisingAmt

Office Expenses OfficeExpensesGrp

FieldValueIRS element (for citing)
Total$290,945TotalAmt
Program Services$67,725ProgramServicesAmt
Management And General$179,345ManagementAndGeneralAmt
Fundraising$43,875FundraisingAmt

Information Technology InformationTechnologyGrp

FieldValueIRS element (for citing)
Total$50,863TotalAmt
Program Services$16,229ProgramServicesAmt
Management And General$33,619ManagementAndGeneralAmt
Fundraising$1,015FundraisingAmt

Occupancy OccupancyGrp

FieldValueIRS element (for citing)
Total$159,678TotalAmt
Program Services$7,882ProgramServicesAmt
Management And General$151,768ManagementAndGeneralAmt
Fundraising$28FundraisingAmt

Interest InterestGrp

FieldValueIRS element (for citing)
Total$7,851TotalAmt
Management And General$7,851ManagementAndGeneralAmt

Depreciation Depletion DepreciationDepletionGrp

FieldValueIRS element (for citing)
Total$26,022TotalAmt
Management And General$26,022ManagementAndGeneralAmt

Insurance InsuranceGrp

FieldValueIRS element (for citing)
Total$111,017TotalAmt
Program Services$16,544ProgramServicesAmt
Management And General$94,091ManagementAndGeneralAmt
Fundraising$382FundraisingAmt

Other Expenses OtherExpensesGrp (4 entries)

DescDescTotalTotalAmtProgram ServicesProgramServicesAmtManagement And GeneralManagementAndGeneralAmtFundraisingFundraisingAmt
SPECIAL ACTIVITIES$557,804$542,047$15,757
BANK FEE$216,579$93,185$123,394
EQUIPMENT RENTAL$69,505$164$67,418$1,923
MEALS AND ENTERTAINMENT$67,007$10,828$36,012$20,167

All Other Expenses AllOtherExpensesGrp

FieldValueIRS element (for citing)
Total$194,625TotalAmt
Program Services$70,337ProgramServicesAmt
Management And General$91,786ManagementAndGeneralAmt
Fundraising$32,502FundraisingAmt

Total Functional Expenses TotalFunctionalExpensesGrp

FieldValueIRS element (for citing)
Total$5,454,203TotalAmt
Program Services$2,244,938ProgramServicesAmt
Management And General$2,619,419ManagementAndGeneralAmt
Fundraising$589,846FundraisingAmt

Cash Non Interest Bearing CashNonInterestBearingGrp

FieldValueIRS element (for citing)
BOY$3,154,149BOYAmt
EOY$2,597,299EOYAmt

Savings And Temp Cash Invst SavingsAndTempCashInvstGrp

FieldValueIRS element (for citing)
BOY$566,060BOYAmt
EOY$957,763EOYAmt

Pledges And Grants Receivable PledgesAndGrantsReceivableGrp

FieldValueIRS element (for citing)
BOY$576,751BOYAmt
EOY$320,360EOYAmt

Inventories For Sale Or Use InventoriesForSaleOrUseGrp

FieldValueIRS element (for citing)
EOY$73,400EOYAmt

Prepaid Expenses Defrd Charges PrepaidExpensesDefrdChargesGrp

FieldValueIRS element (for citing)
BOY$18,765BOYAmt
EOY$60,958EOYAmt
FieldValueIRS element (for citing)
Land Bldg Equip Cost Or Other Bss$750,692LandBldgEquipCostOrOtherBssAmt
Land Bldg Equip Accum Deprec$617,751LandBldgEquipAccumDeprecAmt

Land Bldg Equip Basis Net LandBldgEquipBasisNetGrp

FieldValueIRS element (for citing)
BOY$46,570BOYAmt
EOY$132,941EOYAmt

Investments Pub Traded Sec InvestmentsPubTradedSecGrp

FieldValueIRS element (for citing)
BOY$2,742,760BOYAmt
EOY$3,006,600EOYAmt

Other Assets Total OtherAssetsTotalGrp

FieldValueIRS element (for citing)
BOY$134,937BOYAmt
EOY$104,785EOYAmt

Total Assets TotalAssetsGrp

FieldValueIRS element (for citing)
BOY$7,239,992BOYAmt
EOY$7,254,106EOYAmt

Accounts Payable Accr Expnss AccountsPayableAccrExpnssGrp

FieldValueIRS element (for citing)
BOY$2,022,726BOYAmt
EOY$1,510,480EOYAmt

Deferred Revenue DeferredRevenueGrp

FieldValueIRS element (for citing)
BOY$2,845BOYAmt
EOY$137,193EOYAmt

Unsecured Notes Loans Payable UnsecuredNotesLoansPayableGrp

FieldValueIRS element (for citing)
BOY$138,212BOYAmt
EOY$138,372EOYAmt

Other Liabilities OtherLiabilitiesGrp

FieldValueIRS element (for citing)
BOY$134,773BOYAmt
EOY$104,660EOYAmt

Total Liabilities TotalLiabilitiesGrp

FieldValueIRS element (for citing)
BOY$2,298,556BOYAmt
EOY$1,890,705EOYAmt
FieldValueIRS element (for citing)
Organization Follows FASB117Yes (X)OrganizationFollowsFASB117Ind

No Donor Restriction Net Assets NoDonorRestrictionNetAssetsGrp

FieldValueIRS element (for citing)
BOY$3,281,609BOYAmt
EOY$4,021,757EOYAmt

Donor Restriction Net Assets DonorRestrictionNetAssetsGrp

FieldValueIRS element (for citing)
BOY$1,659,827BOYAmt
EOY$1,341,644EOYAmt

Total Net Assets Fund Balance TotalNetAssetsFundBalanceGrp

FieldValueIRS element (for citing)
BOY$4,941,436BOYAmt
EOY$5,363,401EOYAmt

Tot Liab Net Assets Fund Balance TotLiabNetAssetsFundBalanceGrp

FieldValueIRS element (for citing)
BOY$7,239,992BOYAmt
EOY$7,254,106EOYAmt
FieldValueIRS element (for citing)
Reconcilation Revenue Expnss$299,751ReconcilationRevenueExpnssAmt
Net Unrlzd Gains Losses Invst$122,214NetUnrlzdGainsLossesInvstAmt
Other Changes In Net Assets$0OtherChangesInNetAssetsAmt
Info In Schedule O Part XIIYes (X)InfoInScheduleOPartXIIInd
Method Of Accounting AccrualYes (X)MethodOfAccountingAccrualInd
Accountant Compile Or Review0AccountantCompileOrReviewInd
FS AuditedYes (1)FSAuditedInd

FS Audited Basis FSAuditedBasisGrp

FieldValueIRS element (for citing)
Separate Basis Fincl StmtYes (X)SeparateBasisFinclStmtInd
FieldValueIRS element (for citing)
Audit CommitteeYes (1)AuditCommitteeInd
Federal Grant Audit Required0FederalGrantAuditRequiredInd

Schedule A IRS990ScheduleA

FieldValueIRS element (for citing)
Public Organization170Yes (X)PublicOrganization170Ind

Gifts Grants Contri Rcvd170 GiftsGrantsContriRcvd170Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$5,110,946CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$3,552,220CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$4,076,394CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$2,871,068CurrentTaxYearMinus1YearAmt
Current Tax Year$3,416,561CurrentTaxYearAmt
Total$19,027,189TotalAmt

Total Calendar Year170 TotalCalendarYear170Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$5,110,946CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$3,552,220CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$4,076,394CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$2,871,068CurrentTaxYearMinus1YearAmt
Current Tax Year$3,416,561CurrentTaxYearAmt
Total$19,027,189TotalAmt
FieldValueIRS element (for citing)
Substantial Contributors Tot$44,271SubstantialContributorsTotAmt
Public Support Total170$18,982,918PublicSupportTotal170Amt

Gross Investment Income170 GrossInvestmentIncome170Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$88,639CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$109,935CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$450,497CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$86,287CurrentTaxYearMinus1YearAmt
Current Tax Year$98,311CurrentTaxYearAmt
Total$833,669TotalAmt

Unrelated Business Net Incm170 UnrelatedBusinessNetIncm170Grp

FieldValueIRS element (for citing)
Current Tax Year Minus2 Years$803,727CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$1,524,886CurrentTaxYearMinus1YearAmt
Current Tax Year$401,085CurrentTaxYearAmt
Total$2,729,698TotalAmt

Other Income170 OtherIncome170Grp

FieldValueIRS element (for citing)
Current Tax Year Minus2 Years$195,893CurrentTaxYearMinus2YearsAmt
Total$195,893TotalAmt
FieldValueIRS element (for citing)
Total Support$22,786,449TotalSupportAmt
Gross Receipts Rltd Activities$4,617,286GrossReceiptsRltdActivitiesAmt
Public Support CY1700.83310PublicSupportCY170Pct
Public Support PY1700.96090PublicSupportPY170Pct
Thirty Thr Pct Suprt Tests CY170Yes (X)ThirtyThrPctSuprtTestsCY170Ind

Form990 Schedule A Part VI Form990ScheduleAPartVIGrp

FieldValueIRS element (for citing)
Form And Line ReferenceSCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:FormAndLineReferenceDesc
ExplanationOTHER INCOME - 2022 AMOUNT: $ 195,893.ExplanationTxt

Schedule B IRS990ScheduleB

Contributor Information ContributorInformationGrp

FieldValueIRS element (for citing)
ContributorRESTRICTEDContributorNum

Contributor Business Name ContributorBusinessName

FieldValueIRS element (for citing)
Business Name Line1RESTRICTEDBusinessNameLine1

Contributor US Address ContributorUSAddress

FieldValueIRS element (for citing)
Address Line1RESTRICTEDAddressLine1
Address Line2RESTRICTEDAddressLine2
CityRESTRICTEDCity
StateRESTRICTEDState
ZIP CodeRESTRICTEDZIPCode
FieldValueIRS element (for citing)
Total ContributionsRESTRICTEDTotalContributionsAmt

Schedule D IRS990ScheduleD

CY Endwmt Fund CYEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$488,740BeginningYearBalanceAmt
Investment Earnings Or Losses$54,060InvestmentEarningsOrLossesAmt
Other Expenditures$5,366OtherExpendituresAmt
End Year Balance$537,434EndYearBalanceAmt

CY Minus1 Yr Endwmt Fund CYMinus1YrEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$440,437BeginningYearBalanceAmt
Investment Earnings Or Losses$51,486InvestmentEarningsOrLossesAmt
Other Expenditures$3,183OtherExpendituresAmt
End Year Balance$488,740EndYearBalanceAmt

CY Minus2 Yr Endwmt Fund CYMinus2YrEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$402,611BeginningYearBalanceAmt
Investment Earnings Or Losses$40,734InvestmentEarningsOrLossesAmt
Other Expenditures$2,908OtherExpendituresAmt
End Year Balance$440,437EndYearBalanceAmt

CY Minus3 Yr Endwmt Fund CYMinus3YrEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$402,611BeginningYearBalanceAmt
End Year Balance$402,611EndYearBalanceAmt

CY Minus4 Yr Endwmt Fund CYMinus4YrEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$402,611BeginningYearBalanceAmt
End Year Balance$402,611EndYearBalanceAmt
FieldValueIRS element (for citing)
Board Designated Balance EOY0.00000BoardDesignatedBalanceEOYPct
Prmnnt Endowment Balance EOY1.00000PrmnntEndowmentBalanceEOYPct
Term Endowment Balance EOY0.00000TermEndowmentBalanceEOYPct
Endowments Held Unrelated Org0EndowmentsHeldUnrelatedOrgInd
Endowments Held Related Org0EndowmentsHeldRelatedOrgInd

Equipment EquipmentGrp

FieldValueIRS element (for citing)
Other Cost Or Other Basis$576,593OtherCostOrOtherBasisAmt
Depreciation$524,784DepreciationAmt
Book Value$51,809BookValueAmt

Other Land Buildings OtherLandBuildingsGrp

FieldValueIRS element (for citing)
Other Cost Or Other Basis$174,099OtherCostOrOtherBasisAmt
Depreciation$92,967DepreciationAmt
Book Value$81,132BookValueAmt
FieldValueIRS element (for citing)
Total Book Value Land Buildings$132,941TotalBookValueLandBuildingsAmt

Other Liabilities Org OtherLiabilitiesOrgGrp

FieldValueIRS element (for citing)
DescLEASE LIABILITIESDesc
Amt$104,660Amt
FieldValueIRS element (for citing)
Total Liability$104,660TotalLiabilityAmt
Footnote TextYes (X)FootnoteTextInd
Total Rev Etc Audited Fincl Stmt$5,855,528TotalRevEtcAuditedFinclStmtAmt
Net Unrealized Gains Invst$122,214NetUnrealizedGainsInvstAmt
Revenue Not Reported$122,214RevenueNotReportedAmt
Revenue Subtotal$5,733,314RevenueSubtotalAmt
Investment Expenses Not Incld$20,640InvestmentExpensesNotIncldAmt
Revenue Not Reported Fincl Stmt$20,640RevenueNotReportedFinclStmtAmt
Total Revenue Per Form990$5,753,954TotalRevenuePerForm990Amt
Tot Expns Etc Audited Fincl Stmt$5,433,563TotExpnsEtcAuditedFinclStmtAmt
Expenses Not Reported$0ExpensesNotReportedAmt
Expenses Subtotal$5,433,563ExpensesSubtotalAmt
Investment Expenses Not Incld2$20,640InvestmentExpensesNotIncld2Amt
Expenses Not Rpt Fincl Stmt$20,640ExpensesNotRptFinclStmtAmt
Total Expenses Per Form990$5,454,203TotalExpensesPerForm990Amt

Supplemental Information Detail SupplementalInformationDetail (2 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
PART X, LINE 2:THE FOUNDATION FOLLOWS THE PROVISIONS OF FASB ASC, ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES, WHICH PRESCRIBES A MINIMUM RECOGNITION THRESHOLD AND MEASUREMENT METHODOLOGY FOR TAX POSITIONS TAKEN, OR EXPECTED TO BE TAKEN, IN A TAX RETURN PRIOR TO RECOGNITION IN THE FINANCIAL STATEMENTS. THE STANDARD ALSO PROVIDES GUIDANCE FOR DERECOGNITION, CLASSIFICATION, INTEREST AND PENALTIES, AND ACCOUNTING IN INTERIM PERIODS, DISCLOSURE, AND TRANSITION. THE FOUNDATION IS EXEMPT FROM FEDERAL INCOME TAX UNDER THE PROVISIONS OF SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND CALIFORNIA REVENUE AND TAXATION CODE SECTION 23701D, AND THEREFORE NO PROVISION FOR INCOME TAXES IS INCLUDED IN THE FINANCIAL STATEMENTS. THE FOUNDATION BELIEVES THAT IT HAS APPROPRIATE SUPPORT FOR THE POSITIONS TAKEN ON ITS TAX RETURNS AND THAT THE EXEMPT STATUS WOULD BE SUSTAINED ON EXAMINATION. THE FOUNDATION ACCOUNTS FOR UNCERTAINTIES IN INCOME TAXES USING A RECOGNITION THRESHOLD AND A MEASUREMENT ATTRIBUTE FOR THE FINANCIAL STATEMENT RECOGNITION AND MEASUREMENT OF TAX POSITIONS TAKEN OR EXPECTED TO BE TAKEN IN A TAX RETURN. TAX BENEFITS ARE RECORDED ONLY FOR TAX POSITIONS THAT ARE MORE- LIKELY-THAN NOT TO BE SUSTAINED UPON EXAMINATION BY TAX AUTHORITIES. MANAGEMENT DOES NOT BELIEVE THERE WERE ANY UNCERTAIN TAX POSITIONS AS OF JUNE 30, 2025. THE FOUNDATION CLASSIFIES INTEREST AND PENALTIES ON UNDERPAYMENTS OF INCOME TAX, IF ANY, AS INTEREST EXPENSE AND PENALTIES, RESPECTIVELY, BOTH OF WHICH WOULD BE INCLUDED IN GENERAL AND ADMINISTRATIVE EXPENSES. THE FOUNDATION FILES INFORMATIONAL RETURNS IN THE UNITED STATES FEDERAL AND CALIFORNIA STATE JURISDICTIONS.
PART V, LINE 4 - INTENDED USES OF ENDOWMENT FUNDMAINTENANCE AND UPKEEP OF A MEMORIAL GARDEN

Schedule G IRS990ScheduleG

Fundraising Event Information FundraisingEventInformationGrp

FieldValueIRS element (for citing)
Event1LIGHT FESTIVALEvent1Nm
Gross Receipts Event1$401,085GrossReceiptsEvent1Amt
Gross Revenue Event1$401,085GrossRevenueEvent1Amt
Gross Receipts Total$401,085GrossReceiptsTotalAmt
Gross Revenue Total Events$401,085GrossRevenueTotalEventsAmt
Net Income Summary$401,085NetIncomeSummaryAmt

Schedule J IRS990ScheduleJ

FieldValueIRS element (for citing)
Compensation CommitteeYes (X)CompensationCommitteeInd
Severance PaymentYes (1)SeverancePaymentInd
Supplemental Nonqual Rtr Plan0SupplementalNonqualRtrPlanInd
Equity Based Comp Arrngm0EquityBasedCompArrngmInd
Comp Based On Revenue Of Flng Org0CompBasedOnRevenueOfFlngOrgInd
Comp Bsd On Rev Related Orgs0CompBsdOnRevRelatedOrgsInd
Comp Bsd Net Earns Flng Org0CompBsdNetEarnsFlngOrgInd
Comp Bsd Net Earns Rltd Orgs0CompBsdNetEarnsRltdOrgsInd
Any Non Fixed Payments0AnyNonFixedPaymentsInd
Initial Contract Exception0InitialContractExceptionInd

Rltd Org Officer Trst Key Empl RltdOrgOfficerTrstKeyEmplGrp (2 entries)

TitleTitleTxtBase Compensation Filing OrgBaseCompensationFilingOrgAmtCompensation Based On Rltd OrgsCompensationBasedOnRltdOrgsAmtBonus Filing OrganizationBonusFilingOrganizationAmountBonus Related OrganizationsBonusRelatedOrganizationsAmtOther Compensation Filing OrgOtherCompensationFilingOrgAmtOther Compensation Rltd OrgsOtherCompensationRltdOrgsAmtDeferred Compensation Flng OrgDeferredCompensationFlngOrgAmtDeferred Comp Rltd OrgsDeferredCompRltdOrgsAmtNontaxable Benefits Filing OrgNontaxableBenefitsFilingOrgAmtNontaxable Benefits Rltd OrgsNontaxableBenefitsRltdOrgsAmtTotal Compensation Filing OrgTotalCompensationFilingOrgAmtTotal Compensation Rltd OrgsTotalCompensationRltdOrgsAmtComp Report Prior990 Filing OrgCompReportPrior990FilingOrgAmtComp Report Prior990 Rltd OrgsCompReportPrior990RltdOrgsAmt
SYLVIA ROSENBERGER
CDO$162,797$0$0$0$0$0$15,000$0$6,000$0$183,797$0$0$0
JENNIFER VAN STRALEN
CFO (TERM 11/2024)$151,440$0$0$0$0$0$2,500$0$6,000$0$159,940$0$0$0

Supplemental Information Detail SupplementalInformationDetail (2 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
PART I, LINE 3EXECUTIVE COMMITTEE APPROVES THE CEO COMPENSATION.
PART I, LINE 4AMICHAEL DESPLAINES RECEIVED A $90,000 SEVERANCE.

Schedule O IRS990ScheduleO

Supplemental Information Detail SupplementalInformationDetail (7 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
FORM 990, PART VI, SECTION A, LINE 1ATHE OFFICER'S COMMITTEE MEETS AS NEEDED TO DISCUSS EXECUTIVE, BOARD GOVERNANCE MATTERS, AND SOMETIMES CONFIDENTIAL ISSUES OF THE ARBORETUM FOUNDATION AND ACTS ON BEHALF OF THE BOARD IF URGENT ACTION IS REQUIRED IN BETWEEN REGULARLY SCHEDULED BOARD MEETINGS. THIS BOARD IS COMPRISED OF BOARD MEMBERS ONLY, INCLUDING THE PRESIDENT, 1ST VICE PRESIDENT, 2ND VICE PRESIDENT, SECRETARY, TREASURER, CEO, AND ONE ADDITIONAL MEMBER.
FORM 990, PART VI, SECTION B, LINE 11BA COPY OF THE FORM 990 IS PROVIDED TO THE ENTIRE BOARD OF DIRECTORS PRIOR TO FILING.
FORM 990, PART VI, SECTION B, LINE 12CLOS ANGELES ARBORETUM FOUNDATION TRUSTEES, BOARD OFFICERS, AND KEY EMPLOYEES RECEIVE AND SIGN THE ANNUAL CONFLICT OF INTEREST FORM WHERE THEY ARE REQUIRED TO DISCLOSE ANY POTENTIAL CONFLICTS OF INTEREST TO THE ORGANIZATION. THE BOARD REVIEWS AND DISCUSSES ANY CONFLICTS TO ENSURE POLICY COMPLIANCE.
FORM 990, PART VI, SECTION B, LINE 15THE EXECUTIVE COMMITTEE REVIEWS AND APPROVES THE COMPENSATION OF THE CEO AND OTHER APPLICABLE OFFICERS AND KEY EMPLOYEES ON AN ANNUAL BASIS. THE PROCESS DESCRIBED HERE WAS LAST COMPLETED IN 2025.
FORM 990, PART VI, SECTION C, LINE 19THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.
FORM 990, PART IX, LINE 11GOTHER PROFESSIONAL FEES: PROGRAM SERVICE EXPENSES 160,458. MANAGEMENT AND GENERAL EXPENSES 698,364. FUNDRAISING EXPENSES 10,822. TOTAL EXPENSES 869,644. PMTS TO INDEPENDENT CONTRACTORS: PROGRAM SERVICE EXPENSES 72,076. MANAGEMENT AND GENERAL EXPENSES 1,467. FUNDRAISING EXPENSES 266. TOTAL EXPENSES 73,809.
FORM 990, PART XII, LINE 2C:THE PROCESS FOR OVERSIGHT AND SELECTION OF AN INDEPENDENT ACCOUNTANT HAS NOT CHANGED FROM THE PRIOR YEAR.

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