Civic Intelligence

Halff Windham Foundation

990PF • Fiscal year 2024 • EIN 83-2365293

Jan 01, 2024 to Dec 31, 2024 • Filed on Jul 28, 2025

Organization Profile
Foundation Source 501 Silverside RdWilmington, DE 19809-1377

(800) 839-1754

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

Liabilities / Assets

30th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2024 filings • $1M-$5M nonprofits • Source year 2024

Liabilities / Revenue

29th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2024 filings • $1M-$5M nonprofits • Source year 2024

Net Margin

92nd percentile

65%

Higher net margin than 92% of similar nonprofits.

2024 filings • $1M-$5M nonprofits • Source year 2024

Top Officer Pay

74th percentile

$0

Higher top officer pay than 74% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

2024 filings • $1M-$5M nonprofits • Source year 2024

Asset Growth

88th percentile

34%

Faster asset growth than 88% of similar nonprofits.

2024 filings • $1M-$5M nonprofits • Annualized from 2022 to 2024

Revenue Growth

41st percentile

4.3%

Faster revenue growth than 41% of similar nonprofits.

2024 filings • $1M-$5M nonprofits • Annualized from 2022 to 2024

Balance Sheet
Liabilities / Assets30th percentile

Assets

Up

$3,106,514

Up $638,939 (+26%) from 2023

Net Assets

Up

$3,106,514

Up $638,939 (+26%) from 2023

Liabilities

Down

$0

Down $1 (-100%) from 2023

Revenue And Expenses
Liabilities / Revenue29th percentileNet Margin92nd percentile

Revenue

Up

$975,934

Up $104,613 (+12%) from 2023

Expenses

Up

$336,995

Up $198,290 (+143%) from 2023

Net Income

Down

$638,939

Down $93,677 (-13%) from 2023

Historical Trend

Balance Sheet Trend

Asset Growth88th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

$4.0M$3.0M$2.0M$1.0M$0Assets 2019: $609,589Liabilities 2019: $1Net Assets 2019: $609,5892019Assets 2020: $635,543Liabilities 2020: $1Net Assets 2020: $635,5432020Assets 2021: $973,776Liabilities 2021: $1Net Assets 2021: $973,7762021Assets 2022: $1,734,959Liabilities 2022: $1Net Assets 2022: $1,734,9592022Assets 2023: $2,467,575Liabilities 2023: $1Net Assets 2023: $2,467,5752023Assets 2024: $3,106,514Liabilities 2024: $0Net Assets 2024: $3,106,5142024

Highlighted filing

2024

Assets$3,106,514
Liabilities$0
Net Assets$3,106,514
Open 2024 Filing

Operations Trend

Revenue Growth41st percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

$1.0M$500K$0Revenue 2019: $272,052Expenses 2019: $62,416Net Income 2019: $209,6362019Revenue 2020: $85,217Expenses 2020: $59,263Net Income 2020: $25,9542020Revenue 2021: $392,515Expenses 2021: $54,282Net Income 2021: $338,2332021Revenue 2022: $897,398Expenses 2022: $136,215Net Income 2022: $761,1832022Revenue 2023: $871,321Expenses 2023: $138,705Net Income 2023: $732,6162023Revenue 2024: $975,934Expenses 2024: $336,995Net Income 2024: $638,9392024

Highlighted filing

2024

Revenue$975,934
Expenses$336,995
Net Income$638,939
Open 2024 Filing
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Jul 28, 2025
Return Version
2024v5.2
Compensation and Service Providers
Top Officer Pay74th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Lawrence HalffDir, Pres, TreasPT$0--
Charles R WindhamSec-$0--
Filing and Contact Details

Filer

Filer Name
Halff Windham Foundation
EIN
83-2365293
In Care Of
% Foundation Source
Phone
8008391754
Address
Foundation Source 501 Silverside Rd, Wilmington, DE 19809-1377

Signing Officer

Name
Lawrence Halff
Title
President
Phone
8008391754
Signed
2025-07-28
Discuss with paid preparer
Yes

Preparer

Firm
Foundation Source
Address
3333 New Hyde Park Rd Ste 406, New Hyde Park, NY 11042
Preparer
Jeffrey D Haskell
Phone
8008391754
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This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd0false
IRS990PF/SupplementaryInformationGrp/ContributingManagerNm0NONE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt05000
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt1100000
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt2100000
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt3100000
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt0General & Unrestricted
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt1Good Campaign: The Clarence Cunningham Student Emergency Fund
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt2TO SUPPORT THE New Production: "Ainadamar"
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt3The Transforming the Met Campaign / Access Opera: Guild Open Rehearsals for Students
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt0CENTRAL CONNECTICUT COAST YOUNG MENS CHRISTIAN ASS
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt1EARLHAM COLLEGE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt2METROPOLITAN OPERA ASSOCIATION INC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt3METROPOLITAN OPERA ASSOCIATION INC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt0PC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt1PC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt2PC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt3PC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt0N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt1N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt2N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt3N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt01240 CHAPEL ST
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt1801 NATIONAL RD W
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt230 LINCOLN CENTER PLZ
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt330 LINCOLN CENTER PLZ
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm0NEW HAVEN
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm1RICHMOND
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm2NEW YORK
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm3NEW YORK
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd0CT
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd1IN
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd2NY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd3NY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd006511
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd147374
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd210023
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd310023
IRS990PF/SupplementaryInformationGrp/OnlyContriToPreselectedInd0X
IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriPdDurYrAmt0305000
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/LoansOrLoanGuaranteesInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PerformanceOfServicesEtcInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PurchaseOfAssetsNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/ReimbursementArrangementsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RelationshipsNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RentalOfFacilitiesOthAssetsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SalesOrExchangesOfAssetsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SharingOfFacilitiesEtcInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOfCashToNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOtherAssetNonchrtblEOInd0false
IRS990PF/UndistributedIncomeGrp/AppliedToCurrentYearAmt0154758
IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt0154758
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr1Amt023578
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr2Amt072852
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr3Amt010630
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr4Amt026328
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr5Amt037184
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovFromYr5Amt037184
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt0296379
IRS990PF/UndistributedIncomeGrp/ExcessFromCurrentYearAmt0162991
IRS990PF/UndistributedIncomeGrp/ExcessFromYear1Amt023578
IRS990PF/UndistributedIncomeGrp/ExcessFromYear2Amt072852
IRS990PF/UndistributedIncomeGrp/ExcessFromYear3Amt010630
IRS990PF/UndistributedIncomeGrp/ExcessFromYear4Amt026328
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt0317749
IRS990PF/UndistributedIncomeGrp/RemainingDistriFromCorpusAmt0162991
IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt0333563
IRS990PF/UndistributedIncomeGrp/TotalExcessDistributionCyovAmt0170572
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt00
IRS990ScheduleB/ContributorInformationGrp/ContributorNum01
IRS990ScheduleB/ContributorInformationGrp/ContributorPersonNm0The Lawrence A Halff Living Trust
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1Txt0c/o Lawrence Halff 5907 35th St N
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/CityNm0Arlington
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/StateAbbreviationCd0VA
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCd022207
IRS990ScheduleB/ContributorInformationGrp/NoncashContributionInd0X
IRS990ScheduleB/ContributorInformationGrp/PersonContributionInd0X
IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt0960521
IRS990ScheduleB/GeneralRuleInd0X
IRS990ScheduleB/NonCashPropertyContributionGrp/ContributorNum01
IRS990ScheduleB/NonCashPropertyContributionGrp/ContributorNum11
IRS990ScheduleB/NonCashPropertyContributionGrp/ContributorNum21
IRS990ScheduleB/NonCashPropertyContributionGrp/FairMarketValueAmt0100768
IRS990ScheduleB/NonCashPropertyContributionGrp/FairMarketValueAmt1227613
IRS990ScheduleB/NonCashPropertyContributionGrp/FairMarketValueAmt232141
IRS990ScheduleB/NonCashPropertyContributionGrp/NoncashPropertyDesc0VANGUARD DIVIDEND APPRECIATION ETF VIG, 500 sh.
IRS990ScheduleB/NonCashPropertyContributionGrp/NoncashPropertyDesc1SPDR S&P 500 ETF TRUST SPY, 375 sh.
IRS990ScheduleB/NonCashPropertyContributionGrp/NoncashPropertyDesc2BLACKROCK INC BLK, 30 sh.
IRS990ScheduleB/NonCashPropertyContributionGrp/ReceivedDt02024-12-11
IRS990ScheduleB/NonCashPropertyContributionGrp/ReceivedDt12024-12-11
IRS990ScheduleB/NonCashPropertyContributionGrp/ReceivedDt22024-12-11
IRS990ScheduleB/Organization501c3ExemptPFInd0X
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc0Administrative Fees
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc1Bank Charges
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc2State or Local Filing Fees
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt012724
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt125
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt0144
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt012724
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt1144
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt225
OtherIncomeSchedule2/OtherIncomeDetail/Desc0Federal Tax Refund
OtherIncomeSchedule2/OtherIncomeDetail/RevenueAndExpensesPerBooksAmt0100
OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/Amt018467
OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/CategoryTxt0Investment Management Services
OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/NetInvestmentIncomeAmt018467
TaxesSchedule/TaxesDetail/Amt0229
TaxesSchedule/TaxesDetail/Amt1406
TaxesSchedule/TaxesDetail/CategoryTxt0990-PF Excise Tax for 2023
TaxesSchedule/TaxesDetail/CategoryTxt1Foreign Tax Paid
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt0406
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0Lawrence Halff
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0President
ReturnHeader/BusinessOfficerGrp/PhoneNum08008391754
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-07-28
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0Halff Windham Foundation
ReturnHeader/Filer/BusinessNameControlTxt0HALF
ReturnHeader/Filer/EIN0832365293
ReturnHeader/Filer/InCareOfNm0% Foundation Source
ReturnHeader/Filer/PhoneNum08008391754
ReturnHeader/Filer/USAddress/AddressLine1Txt0Foundation Source 501 Silverside Rd
ReturnHeader/Filer/USAddress/CityNm0Wilmington
ReturnHeader/Filer/USAddress/StateAbbreviationCd0DE
ReturnHeader/Filer/USAddress/ZIPCd0198091377
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Foundation Source
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt03333 New Hyde Park Rd Ste 406
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0New Hyde Park
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0NY
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd011042
ReturnHeader/PreparerPersonGrp/PhoneNum08008391754
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Jeffrey D Haskell
ReturnHeader/ReturnTs02025-07-31T07:25:11-04:00
ReturnHeader/ReturnTypeCd0990PF
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

Document Assets

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Filings

Displayed year

2024 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$3,106,514
Liabilities
$0
Net assets
$3,106,514
Revenue
$975,934
Expenses
$336,995
Net income
$638,939
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$3.11$0.00$3.11$0.98$0.34$0.64
2023Detailed filing. Detailed filing data is available for this year.$2.47$0.00$2.47$0.87$0.14$0.73
2022Detailed filing. Detailed filing data is available for this year.$1.73$0.00$1.73$0.90$0.14$0.76
2021Detailed filing. Detailed filing data is available for this year.$0.97$0.00$0.97$0.39$0.05$0.34
2020Detailed filing. Detailed filing data is available for this year.$0.64$0.00$0.64$0.09$0.06$0.03
2019Detailed filing. Detailed filing data is available for this year.$0.61$0.00$0.61$0.27$0.06$0.21