STRATEGY STUDIO / PUBLIC DATA EXPLORER

GIGI & AVERELL H MORTIMER FOUNDATION: Form 990PF, tax year 2024

View the entire original 990 at ProPublica ↗

Organization
GIGI & AVERELL H MORTIMER FOUNDATION (EIN 46-4323935)
Tax period
2024-01-01 to 2024-12-31
Filed
2025-05-09
IRS object ID
202541299349102114
Schema version
2024v5.1
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)
Return2025-05-09T13:22:56-05:00ReturnTs
Tax Period End2024-12-31TaxPeriodEndDt

Preparer Firm PreparerFirmGrp

Preparer Firm Name PreparerFirmName

FieldValueIRS element (for citing)
Business Name Line1PIONEER SQUARE ADVISORSLLCBusinessNameLine1Txt

Preparer US Address PreparerUSAddress

FieldValueIRS element (for citing)
Address Line12101 4TH AVENUE SUITE 860AddressLine1Txt
CitySEATTLECityNm
State AbbreviationWAStateAbbreviationCd
ZIP98121ZIPCd
FieldValueIRS element (for citing)
Return Type990PFReturnTypeCd
Tax Period Begin2024-01-01TaxPeriodBeginDt

Filer Filer

FieldValueIRS element (for citing)
EIN464323935EIN

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1GIGI & AVERELL H MORTIMER FOUNDATIONBusinessNameLine1Txt
FieldValueIRS element (for citing)
In Care Of% ARDEN ASSET MANAGEMENT INCInCareOfNm
Business Name ControlGIGIBusinessNameControlTxt
Phone2124462002PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1PO Box 1022AddressLine1Txt
CityHarrimanCityNm
State AbbreviationNYStateAbbreviationCd
ZIP10926ZIPCd

Business Officer BusinessOfficerGrp

FieldValueIRS element (for citing)
PersonAVERELL MORTIMERPersonNm
Person TitlePRESIDENTPersonTitleTxt
Phone2124462043PhoneNum
Signature2025-05-07SignatureDt
Discuss With Paid PreparerYes (true)DiscussWithPaidPreparerInd
FieldValueIRS element (for citing)
IRS Responsible Prty Info CurrYes (true)IRSResponsiblePrtyInfoCurrInd

Preparer Person PreparerPersonGrp

FieldValueIRS element (for citing)
Preparer PersonKENNETH RAGSDALEPreparerPersonNm
PTINP00295413PTIN
Phone2068384880PhoneNum
Preparation2025-05-07PreparationDt
FieldValueIRS element (for citing)
Tax2024TaxYr
Build TS2025-03-06 01:10:19ZBuildTS

Form 990-PF IRS990PF

FieldValueIRS element (for citing)
Organization501c3 Exempt PFYes (X)Organization501c3ExemptPFInd
FMV Assets EOY$1,431,678FMVAssetsEOYAmt
Method Of Accounting AccrualYes (X)MethodOfAccountingAccrualInd

Analysis Of Revenue And Expenses AnalysisOfRevenueAndExpenses

FieldValueIRS element (for citing)
Contri Rcvd Rev And Expnss$308,349ContriRcvdRevAndExpnssAmt
Interest On Sav Rev And Expnss$114InterestOnSavRevAndExpnssAmt
Interest On Sav Net Invst Incm$114InterestOnSavNetInvstIncmAmt
Dividends Rev And Expnss$16,514DividendsRevAndExpnssAmt
Dividends Net Invst Incm$15,869DividendsNetInvstIncmAmt
Net Gain Sale Ast Rev And Expnss$3,408NetGainSaleAstRevAndExpnssAmt
Gross Sales Price$105,826GrossSalesPriceAmt
Cap Gain Net Incm Net Invst Incm$3,400CapGainNetIncmNetInvstIncmAmt
Net ST Capital Gain Adj Net Incm$0NetSTCapitalGainAdjNetIncmAmt
Other Income Rev And Expnss$187,661OtherIncomeRevAndExpnssAmt
Other Income Net Invst Incm$0OtherIncomeNetInvstIncmAmt
Total Rev And Expnss$516,046TotalRevAndExpnssAmt
Total Net Invst Incm$19,383TotalNetInvstIncmAmt
Total Adj Net Incm$0TotalAdjNetIncmAmt
Comp Ofcr Dir Trst Rev And Expnss$0CompOfcrDirTrstRevAndExpnssAmt
Accounting Fees Rev And Expnss$2,600AccountingFeesRevAndExpnssAmt
Accounting Fees Net Invst Incm$0AccountingFeesNetInvstIncmAmt
Accounting Fees Adj Net Incm$0AccountingFeesAdjNetIncmAmt
Accounting Fees Chrtbl Prps$0AccountingFeesChrtblPrpsAmt
Other Prof Fees Rev And Expnss$1,646OtherProfFeesRevAndExpnssAmt
Other Prof Fees Net Invst Incm$1,646OtherProfFeesNetInvstIncmAmt
Taxes Rev And Expnss$162TaxesRevAndExpnssAmt
Taxes Net Invst Incm$11TaxesNetInvstIncmAmt
Other Expenses Rev And Expnss$284OtherExpensesRevAndExpnssAmt
Tot Opr Expenses Rev And Expnss$4,692TotOprExpensesRevAndExpnssAmt
Tot Opr Expenses Net Invst Incm$1,657TotOprExpensesNetInvstIncmAmt
Tot Opr Expenses Adj Net Incm$0TotOprExpensesAdjNetIncmAmt
Tot Opr Expenses Dsbrs Chrtbl$0TotOprExpensesDsbrsChrtblAmt
Contri Paid Rev And Expnss$0ContriPaidRevAndExpnssAmt
Contri Paid Dsbrs Chrtbl$0ContriPaidDsbrsChrtblAmt
Total Expenses Rev And Expnss$4,692TotalExpensesRevAndExpnssAmt
Total Expenses Net Invst Incm$1,657TotalExpensesNetInvstIncmAmt
Total Expenses Adj Net Incm$0TotalExpensesAdjNetIncmAmt
Total Expenses Dsbrs Chrtbl$0TotalExpensesDsbrsChrtblAmt
Excess Revenue Over Expenses$511,354ExcessRevenueOverExpensesAmt
Net Investment Income$17,726NetInvestmentIncomeAmt
Adjusted Net Income$0AdjustedNetIncomeAmt

Form990 PF Balance Sheets Form990PFBalanceSheetsGrp

FieldValueIRS element (for citing)
Cash BOY$109,802CashBOYAmt
Cash EOY$67,165CashEOYAmt
Cash EOYFMV$67,165CashEOYFMVAmt
Corporate Stock BOY$810,522CorporateStockBOYAmt
Corporate Stock EOY$1,364,513CorporateStockEOYAmt
Corporate Stock EOYFMV$1,364,513CorporateStockEOYFMVAmt
Other Assets BOY$0OtherAssetsBOYAmt
Other Assets EOY$0OtherAssetsEOYAmt
Other Assets EOYFMV$0OtherAssetsEOYFMVAmt
Total Assets BOY$920,324TotalAssetsBOYAmt
Total Assets EOY$1,431,678TotalAssetsEOYAmt
Total Assets EOYFMV$1,431,678TotalAssetsEOYFMVAmt
Accounts Payable BOY$58AccountsPayableBOYAmt
Accounts Payable EOY$58AccountsPayableEOYAmt
Total Liabilities BOY$58TotalLiabilitiesBOYAmt
Total Liabilities EOY$58TotalLiabilitiesEOYAmt
Org Does Not Follow FASB117Yes (X)OrgDoesNotFollowFASB117Ind
Capital Stock BOY$920,266CapitalStockBOYAmt
Capital Stock EOY$1,431,620CapitalStockEOYAmt
Tot Net Ast Or Fund Balances BOY$920,266TotNetAstOrFundBalancesBOYAmt
Tot Net Ast Or Fund Balances EOY$1,431,620TotNetAstOrFundBalancesEOYAmt
Total Liabilities Net Ast BOY$920,324TotalLiabilitiesNetAstBOYAmt
Total Liabilities Net Ast EOY$1,431,678TotalLiabilitiesNetAstEOYAmt

Chg In Net Assets Fund Balances ChgInNetAssetsFundBalancesGrp

FieldValueIRS element (for citing)
Tot Net Ast Or Fund Balances BOY$920,266TotNetAstOrFundBalancesBOYAmt
Excess Revenue Over Expenses$511,354ExcessRevenueOverExpensesAmt
Subtotal$1,431,620SubtotalAmt
Tot Net Ast Or Fund Balances EOY$1,431,620TotNetAstOrFundBalancesEOYAmt

Cap Gains Loss Tx Invst Incm Detail CapGainsLossTxInvstIncmDetail

Cap Gains Loss Tx Invst Incm CapGainsLossTxInvstIncmGrp (4 entries)

PropertyPropertyDescHow AcquiredHowAcquiredCdSoldSoldDtGross Sales PriceGrossSalesPriceAmtCost Or Other BasisCostOrOtherBasisAmtGain Or LossGainOrLossAmtGains Minus Excess Or LossesGainsMinusExcessOrLossesAmt
JPM #80008 - STP2024-12-30$8,695$8,822-$127-$127
JPM #80008 - LTP2024-12-31$45,542$42,237$3,305$3,305
0.170 SHS OF GRAIL INCP2024-07-08$3$3$3
JPM #8009 - LTP2024-06-17$51,586$51,367$219$219
FieldValueIRS element (for citing)
Capital Gain Net Income$3,400CapitalGainNetIncomeAmt
Net Short Term Capital Gain Loss$0NetShortTermCapitalGainLossAmt

Excise Tax Based On Invst Incm ExciseTaxBasedOnInvstIncmGrp

FieldValueIRS element (for citing)
Investment Income Excise Tax$246InvestmentIncomeExciseTaxAmt
Subtotal$246SubtotalAmt
Tax Based On Investment Income$246TaxBasedOnInvestmentIncomeAmt
Exempt Frgn Org Tax Wthld At Srce$0ExemptFrgnOrgTaxWthldAtSrceAmt
Total Payments And Credits$0TotalPaymentsAndCreditsAmt
Tax Due$246TaxDueAmt

Statements Regarding Acty StatementsRegardingActyGrp

FieldValueIRS element (for citing)
Legislative Political ActyfalseLegislativePoliticalActyInd
More Than100 SpentfalseMoreThan100SpentInd
Form1120 POL FiledfalseForm1120POLFiledInd
Activities Not Previously RptfalseActivitiesNotPreviouslyRptInd
Changes To Articles Or BylawsfalseChangesToArticlesOrBylawsInd
Unrelated Bus Incm Over LimitfalseUnrelatedBusIncmOverLimitInd
Organization Dissolved EtcfalseOrganizationDissolvedEtcInd
Section508e Rqr SatisfiedYes (true)Section508eRqrSatisfiedInd
At Least5000 In AssetsYes (true)AtLeast5000InAssetsInd
Org Report Or Register StateNYOrgReportOrRegisterStateCd
Form990 PF Filed With Atty GenYes (true)Form990PFFiledWithAttyGenInd
Private Operating FoundationfalsePrivateOperatingFoundationInd
New Substantial ContributorsYes (true)NewSubstantialContributorsInd
Own Controlled EntityfalseOwnControlledEntityInd
Donor Advised FundfalseDonorAdvisedFundInd
Comply With Public Insp RqrYes (true)ComplyWithPublicInspRqrInd
Website AddressN/AWebsiteAddressTxt

Persons With Books Name PersonsWithBooksName

FieldValueIRS element (for citing)
Business Name Line1ARDEN ASSET MANAGEMENT INCBusinessNameLine1Txt
FieldValueIRS element (for citing)
Phone2124462043PhoneNum

Location Of Books US Address LocationOfBooksUSAddress

FieldValueIRS element (for citing)
Address Line1PO BOX 1022AddressLine1Txt
CityHarrimanCityNm
State AbbreviationNYStateAbbreviationCd
ZIP10926ZIPCd
FieldValueIRS element (for citing)
Foreign Accounts QuestionfalseForeignAccountsQuestionInd

Statements Regarding Acty4720 StatementsRegardingActy4720Grp

FieldValueIRS element (for citing)
Sale Or Exch Disqualified PrsnfalseSaleOrExchDisqualifiedPrsnInd
Brrw Or Lend Disqualified PrsnfalseBrrwOrLendDisqualifiedPrsnInd
Furn Goods Disqualified PrsnfalseFurnGoodsDisqualifiedPrsnInd
Pay Comp Disqualified PrsnfalsePayCompDisqualifiedPrsnInd
Transfer Ast Disqualified PrsnfalseTransferAstDisqualifiedPrsnInd
Payment To Government OfficialfalsePaymentToGovernmentOfficialInd
Uncorrected Prior ActsfalseUncorrectedPriorActsInd
Undistributed Income PYfalseUndistributedIncomePYInd
Business HoldingsfalseBusinessHoldingsInd
Jeopardy InvestmentsfalseJeopardyInvestmentsInd
Uncorrected PY Jeopardy InvstfalseUncorrectedPYJeopardyInvstInd
Influence LegislationfalseInfluenceLegislationInd
Influence ElectionfalseInfluenceElectionInd
Grants To IndividualsfalseGrantsToIndividualsInd
Grants To OrganizationsfalseGrantsToOrganizationsInd
Noncharitable PurposefalseNoncharitablePurposeInd
Rcv Fnds To Pay Prsnl Bnft CntrctfalseRcvFndsToPayPrsnlBnftCntrctInd
Pay Premiums Prsnl Bnft CntrctfalsePayPremiumsPrsnlBnftCntrctInd
Prohibited Tax Shelter TransfalseProhibitedTaxShelterTransInd
Subj To Tax Rmnrtn Ex Prcht PymtfalseSubjToTaxRmnrtnExPrchtPymtInd

Officer Dir Trst Key Empl Info OfficerDirTrstKeyEmplInfoGrp

Officer Dir Trst Key Empl OfficerDirTrstKeyEmplGrp (4 entries)

Address Line1USAddress/AddressLine1TxtAddress Line2USAddress/AddressLine2TxtCityUSAddress/CityNmState AbbreviationUSAddress/StateAbbreviationCdZIPUSAddress/ZIPCdTitleTitleTxtAverage Hrs Per Wk Devoted To PosAverageHrsPerWkDevotedToPosRtCompensationCompensationAmtEmployee Benefit ProgramEmployeeBenefitProgramAmtExpense Account Other AllwncExpenseAccountOtherAllwncAmt
JEAN M MORTIMER
C/O ARDEN ASSET MANAGEMENT INCPO Box 1022HarrimanNY10926CHAIRMAN0$0$0$0
AVERELL H MORTIMER
C/O ARDEN ASSET MANAGEMENT INCPO Box 1022HarrimanNY10926PRESIDENT/TREASURER0$0$0$0
MAXWELL H MORTIMER
C/O ARDEN ASSET MANAGEMENT INCPO Box 1022HarrimanNY10926SECRETARY0$0$0$0
HUME R STEYER
C/O ARDEN ASSET MANAGEMENT INCPO Box 1022HarrimanNY10926ASSISTANT SECRETARY0$0$0$0

Summary Of Direct Chrtbl Acty SummaryOfDirectChrtblActyGrp

FieldValueIRS element (for citing)
Description1NONEDescription1Txt
FieldValueIRS element (for citing)
Sum Of Program Related InvstSumOfProgramRelatedInvstGrp

Minimum Investment Return MinimumInvestmentReturnGrp

FieldValueIRS element (for citing)
Average Monthly FMV Of Sec$1,061,217AverageMonthlyFMVOfSecAmt
Average Monthly Cash Balances$86,679AverageMonthlyCashBalancesAmt
FMV All Other Noncharitable Ast$0FMVAllOtherNoncharitableAstAmt
Total FMV Of Unused Assets$1,147,896TotalFMVOfUnusedAssetsAmt
Acquisition Indebtedness$0AcquisitionIndebtednessAmt
Adjusted Total FMV Of Unused Ast$1,147,896AdjustedTotalFMVOfUnusedAstAmt
Cash Deemed Charitable$17,218CashDeemedCharitableAmt
Net Vl Noncharitable Assets$1,130,678NetVlNoncharitableAssetsAmt
Minimum Investment Return$56,534MinimumInvestmentReturnAmt

Distributable Amount DistributableAmountGrp

FieldValueIRS element (for citing)
Minimum Investment Return$56,534MinimumInvestmentReturnAmt
Tax Based On Investment Income$246TaxBasedOnInvestmentIncomeAmt
Total Tax$246TotalTaxAmt
Distributable Before Adj$56,288DistributableBeforeAdjAmt
Distributable Before Ded$56,288DistributableBeforeDedAmt
Distributable As Adjusted$56,288DistributableAsAdjustedAmt

PF Qualifying Distributions PFQualifyingDistributionsGrp

FieldValueIRS element (for citing)
Expenses And Contributions$0ExpensesAndContributionsAmt
Program Related Invst Total$0ProgramRelatedInvstTotalAmt
Charitable Assets Acquis Paid$0CharitableAssetsAcquisPaidAmt
Set Aside Suitability Test$0SetAsideSuitabilityTestAmt
Set Aside Cash Distri Test$0SetAsideCashDistriTestAmt
Qualifying Distributions$0QualifyingDistributionsAmt

Undistributed Income UndistributedIncomeGrp

FieldValueIRS element (for citing)
Distributable As Adjusted$56,288DistributableAsAdjustedAmt
Undistributed Income PY$0UndistributedIncomePYAmt
Prior Year12022PriorYear1Yr
Prior Year22021PriorYear2Yr
Prior Year32020PriorYear3Yr
Total For Prior Years$0TotalForPriorYearsAmt
Excess Distribution Cyov Yr5$2,396ExcessDistributionCyovYr5Amt
Total Excess Distribution Cyov$2,396TotalExcessDistributionCyovAmt
Qualifying Distributions$0QualifyingDistributionsAmt
Applied To Year1$0AppliedToYear1Amt
Remaining Distri From Corpus$0RemainingDistriFromCorpusAmt
Excess Distri Cyov App CY Corpus$2,396ExcessDistriCyovAppCYCorpusAmt
Excess Distribution Cyov App CY$2,396ExcessDistributionCyovAppCYAmt
Prior Year Undistributed Incm$0PriorYearUndistributedIncmAmt
Taxable1$0Taxable1Amt
Taxable2$0Taxable2Amt
Undistributed Income CY$53,892UndistributedIncomeCYAmt
FieldValueIRS element (for citing)
Private Operating FoundationsPrivateOperatingFoundationsGrp

Supplementary Information SupplementaryInformationGrp

FieldValueIRS element (for citing)
Contributing ManagerAVERELL MORTIMER AND JEAN MORTIMERContributingManagerNm
Only Contri To PreselectedYes (X)OnlyContriToPreselectedInd

Analysis Income Producing Acty AnalysisIncomeProducingActyGrp

FieldValueIRS element (for citing)
Fees Contracts From Govt AgFeesContractsFromGovtAgGrp
Membership Dues And AssmntMembershipDuesAndAssmntGrp

Int On Sav And Temp Cash Invst IntOnSavAndTempCashInvstGrp

FieldValueIRS element (for citing)
Exclusion14ExclusionCd
Exclusion$114ExclusionAmt

Dividends And Interest From Sec Dtl DividendsAndInterestFromSecDtl

FieldValueIRS element (for citing)
Exclusion14ExclusionCd
Exclusion$16,514ExclusionAmt
FieldValueIRS element (for citing)
Net Rntl Incm Re Debt Fincd PropNetRntlIncmReDebtFincdPropGrp
Net Rntl Incm Re Not Debt Fincd PropNetRntlIncmReNotDebtFincdProp
Net Rental Income Personal PropNetRentalIncomePersonalPropGrp
Other Investment IncomeOtherInvestmentIncomeGrp

Gain Sales Ast Oth Than Invntry GainSalesAstOthThanInvntryGrp

FieldValueIRS element (for citing)
Exclusion18ExclusionCd
Exclusion$3,408ExclusionAmt
FieldValueIRS element (for citing)
Net Income Loss From Special EvtNetIncomeLossFromSpecialEvtGrp
Gross Profit Loss Sls Of InvntryGrossProfitLossSlsOfInvntryGrp

Other Revenue Described OtherRevenueDescribedGrp

FieldValueIRS element (for citing)
DescUNREALIZED GAIN (LOSS)Desc
Exclusion18ExclusionCd
Exclusion$187,661ExclusionAmt

Subtotals Incm Producing Acty SubtotalsIncmProducingActyGrp

FieldValueIRS element (for citing)
Exclusion$207,697ExclusionAmt
FieldValueIRS element (for citing)
Total Income Producing Acty$207,697TotalIncomeProducingActyAmt

Trnsfr Trans Rln Nonchrtbl EO TrnsfrTransRlnNonchrtblEOGrp

FieldValueIRS element (for citing)
Trnsfr Of Cash To Nonchrtbl EOfalseTrnsfrOfCashToNonchrtblEOInd
Trnsfr Other Asset Nonchrtbl EOfalseTrnsfrOtherAssetNonchrtblEOInd
Sales Or Exchanges Of AssetsfalseSalesOrExchangesOfAssetsInd
Purchase Of Assets Nonchrtbl EOfalsePurchaseOfAssetsNonchrtblEOInd
Rental Of Facilities Oth AssetsfalseRentalOfFacilitiesOthAssetsInd
Reimbursement ArrangementsfalseReimbursementArrangementsInd
Loans Or Loan GuaranteesfalseLoansOrLoanGuaranteesInd
Performance Of Services EtcfalsePerformanceOfServicesEtcInd
Sharing Of Facilities EtcfalseSharingOfFacilitiesEtcInd
Relationships Nonchrtbl EOfalseRelationshipsNonchrtblEOInd

Schedule B IRS990ScheduleB

FieldValueIRS element (for citing)
Organization501c3 Exempt PFYes (X)Organization501c3ExemptPFInd
General RuleYes (X)GeneralRuleInd

Contributor Information ContributorInformationGrp

FieldValueIRS element (for citing)
Contributor1ContributorNum
Contributor PersonA MORTIMER GRANTOR - M FAMILY 20ContributorPersonNm

Contributor US Address ContributorUSAddress

FieldValueIRS element (for citing)
Address Line1PO BOX 1022AddressLine1Txt
CityHARRIMANCityNm
State AbbreviationNYStateAbbreviationCd
ZIP10926ZIPCd
FieldValueIRS element (for citing)
Total Contributions$308,349TotalContributionsAmt
Person ContributionYes (X)PersonContributionInd

Accounting Fees Schedule AccountingFeesSchedule

Accounting Fees Detail AccountingFeesDetail

FieldValueIRS element (for citing)
CategoryACCOUNTING & FINANCIAL REPORTSCategoryTxt
Amt$2,600Amt

Depreciation Schedule DepreciationSchedule

Investments Corp Stock Schedule InvestmentsCorpStockSchedule

Investments Corporate Stock InvestmentsCorporateStockGrp

FieldValueIRS element (for citing)
StockJP MORGANStockNm
EOY Book Value$1,364,513EOYBookValueAmt
EOYFMV$1,364,513EOYFMVAmt

Other Assets Schedule OtherAssetsSchedule

Other Assets Schedule OtherAssetsScheduleGrp

FieldValueIRS element (for citing)
DescOTHER RECEIVABLESDesc
BOY Book Value$0BOYBookValueAmt
EOY Book Value$0EOYBookValueAmt
EOYFMV$0EOYFMVAmt

Other Expenses Schedule OtherExpensesSchedule

Other Expenses Schedule OtherExpensesScheduleGrp (2 entries)

DescDescRevenue And Expenses Per BooksRevenueAndExpensesPerBooksAmt
ANNUAL FILING FEES$116
BANK FEES$168

Other Income Schedule2 OtherIncomeSchedule2

Other Income Detail OtherIncomeDetail

FieldValueIRS element (for citing)
DescOTHER INCOMEDesc
Revenue And Expenses Per Books$187,661RevenueAndExpensesPerBooksAmt
Net Investment Income$0NetInvestmentIncomeAmt

Other Professional Fees Schedule OtherProfessionalFeesSchedule

Other Professional Fees Detail OtherProfessionalFeesDetail

FieldValueIRS element (for citing)
CategoryCONSULTING FEESCategoryTxt
Amt$1,646Amt
Net Investment Income$1,646NetInvestmentIncomeAmt

Taxes Schedule TaxesSchedule

Taxes Detail TaxesDetail

FieldValueIRS element (for citing)
CategoryFEDERAL TAXCategoryTxt
Amt$162Amt
Net Investment Income$11NetInvestmentIncomeAmt