Civic Intelligence

Jk Irwin Foundation

EIN 56-2678107 • San Francisco, CA

2500 Steiner Street Apt 8San Francisco, CA 94115
Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

61st percentile

0.00x

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

<$500k nonprofits • Source year 2024

Liabilities / Revenue

62nd percentile

0.00x

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

<$500k nonprofits • Source year 2024

Net Margin

13th percentile

-81%

Higher net margin than 13% of similar nonprofits.

<$500k nonprofits • Source year 2024

Top Officer Pay

84th percentile

$0

Higher top officer pay than 84% of similar nonprofits.

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

<$500k nonprofits • Source year 2022

Asset Growth

45th percentile

-4.3%

Faster asset growth than 45% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

68th percentile

14%

Faster revenue growth than 68% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets61st percentile

Assets

Down

$448,636

Down $20,336 (-4.3%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Down

$448,636

Down $20,336 (-4.3%) from 2023

Operations
Liabilities / Revenue62nd percentileNet Margin13th percentile

Revenue

Up

$39,947

Up $4,915 (+14%) from 2023

Expenses

Down

$72,127

Down $71,438 (-50%) from 2023

Net Income

Up

-$32,180

Up $76,353 (+70%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth45th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$2.0M$1.5M$1.0M$500K$0Assets 2010: $1,562,730Liabilities 2010: $0Net Assets 2010: $1,562,7302010Assets 2011: $1,263,574Liabilities 2011: $4,012Net Assets 2011: $1,259,5622011Assets 2012: $1,569,547Liabilities 2012: $3,500Net Assets 2012: $1,566,0472012Assets 2013: $1,417,202Liabilities 2013: $3,500Net Assets 2013: $1,413,7022013Assets 2019: $878,763Liabilities 2019: $02019Assets 2020: $813,318Liabilities 2020: $0Net Assets 2020: $813,3182020Assets 2021: $772,139Liabilities 2021: $0Net Assets 2021: $772,1392021Assets 2022: $552,749Liabilities 2022: $0Net Assets 2022: $552,7492022Assets 2023: $468,972Liabilities 2023: $0Net Assets 2023: $468,9722023Assets 2024: $448,636Liabilities 2024: $0Net Assets 2024: $448,6362024

Highlighted filing

2024

Assets$448,636
Liabilities$0
Net Assets$448,636
Open 2024 Filing

Operations Trend

Revenue Growth68th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$1.0M$500K$0-$500KRevenue 2010: $58,047Expenses 2010: $393,856Net Income 2010: -$335,8092010Revenue 2011: $37,391Expenses 2011: $340,560Net Income 2011: -$303,1692011Revenue 2012: $587,410Expenses 2012: $280,925Net Income 2012: $306,4852012Revenue 2013: $95,510Expenses 2013: $247,855Net Income 2013: -$152,3452013Revenue 2019: $46,641Expenses 2019: $174,755Net Income 2019: -$128,1142019Revenue 2020: $42,698Expenses 2020: $139,845Net Income 2020: -$97,1472020Revenue 2021: $66,235Expenses 2021: $153,684Net Income 2021: -$87,4492021Revenue 2022: $22,195Expenses 2022: $126,118Net Income 2022: -$103,9232022Revenue 2023: $35,032Expenses 2023: $143,565Net Income 2023: -$108,5332023Revenue 2024: $39,947Expenses 2024: $72,127Net Income 2024: -$32,1802024

Highlighted filing

2024

Revenue$39,947
Expenses$72,127
Net Income-$32,180
Open 2024 Filing

Filings

Most recent year

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

Open filing
Assets
$448,636
Liabilities
$0
Net assets
$448,636
Revenue
$39,947
Expenses
$72,127
Net income
-$32,180
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.45$0.00$0.45$0.04$0.07$0.03
2023Detailed filing. Detailed filing data is available for this year.$0.47$0.00$0.47$0.04$0.14$0.11
2022Detailed filing. Detailed filing data is available for this year.$0.55$0.00$0.55$0.02$0.13$0.10
2021Detailed filing. Detailed filing data is available for this year.$0.77$0.00$0.77$0.07$0.15$0.09
2020Detailed filing. Detailed filing data is available for this year.$0.81$0.00$0.81$0.04$0.14$0.10
2019Summary only. Only limited summary data is available for this year.$0.88$0.00$0.05$0.17$0.13
2013Summary only. Only limited summary data is available for this year.$1.42$0.00$1.41$0.10$0.25$0.15
2012Summary only. Only limited summary data is available for this year.$1.57$0.00$1.57$0.59$0.28$0.31
2011Summary only. Only limited summary data is available for this year.$1.26$0.00$1.26$0.04$0.34$0.30
2010Summary only. Only limited summary data is available for this year.$1.56$0.00$1.56$0.06$0.39$0.34
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 17, 2025
Return Version
2024v5.2
Compensation and Service Providers
Top Officer Pay84th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
MARSHA ROSENBAUMPresidentPT$0--
ANNE IRWINVice President-$0--
DRUMMOND PIKETreasurer-$0--
SUZANNE GOLLINSecretary-$0--
Filing and Contact Details

Filer

Filer Name
Jk Irwin Foundation
EIN
56-2678107
Phone
4155334987
Address
2500 STEINER STREET APT 8, SAN FRANCISCO, CA 94115

Signing Officer

Name
Marsha Rosenbaum
Title
President
Signed
2025-11-17
Discuss with paid preparer
Yes

Preparer

Firm
Mah & Associates Llp
Address
601 MONTGOMERY ST 800, SAN FRANCISCO, CA 94111
Preparer
Brian R Mah
Phone
4159811111
Raw XML Appendix340 raw XML fields

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/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm0MARSHA ROSENBAUM
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm1ANNE IRWIN
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IRS990PF/StatementsRegardingActyGrp/PersonsWithBooksName/BusinessNameLine1Txt0MARSHA ROSENBAUM
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IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt0FINANCIAL SUPPORT FOR UNCOMMON LAW
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt1FINANCIAL SUPPORT FOR SAN FRANCISCO STATE UNIVERSITY FOUNDATION.
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt2TO BROADEN THE PUBLIC DEBATE ON DRU
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt3We ensure Bay Area youth have equitable access to the ocean, and through surf instruction.
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt4The UC Berkeley Foundation supports and advances the University of California at Berkeley to assure its place as a preeminent global institution by encouraging private philanthropy, providing leadership and serving as an advisory council and steady source of assistance to Berkeleys Chancellor and to the campus as a whole.
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt5alvanizes the advocacy of business leaders, entrepreneurs, philanthropists, and other prominent individuals who unite to champion a healthy climate and environment, strengthen our democracy, and ensure economic and social justice for all.
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt6Headlands Center for the Arts provides an unparalleled environment for the creative process and the development of new work and ideas.
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IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt31633 Valencia Street
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt41995 UNIVERSITY AVENUE SUITE 401
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IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt6944 SIMMONDS RD
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IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr2Amt091856
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IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr4Amt096709
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr5Amt0125564
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovFromYr5Amt0125564
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt0456089
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IRS990PF/UndistributedIncomeGrp/ExcessFromYear1Amt0114613
IRS990PF/UndistributedIncomeGrp/ExcessFromYear2Amt091856
IRS990PF/UndistributedIncomeGrp/ExcessFromYear3Amt0107284
IRS990PF/UndistributedIncomeGrp/ExcessFromYear4Amt096709
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt069305
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IRS990PF/UndistributedIncomeGrp/TreatedAsDistriFromCorpusAmt00
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt00
OtherAssetsSchedule/OtherAssetsScheduleGrp/BOYBookValueAmt0700
OtherAssetsSchedule/OtherAssetsScheduleGrp/Desc0JK IRWIN FUND WITH TIDES
OtherAssetsSchedule/OtherAssetsScheduleGrp/EOYBookValueAmt0700
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OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc0INVESTMENT MANAGEMENT FEE
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc1LICENSE FEE
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc2SF DAY SCHOOL CONTRIBUTION
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt0612
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt112
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt211250
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt0612
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt113
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt01224
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt125
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt211250
OtherIncreasesSchedule/OtherIncreasesDetail/Amt026
OtherIncreasesSchedule/OtherIncreasesDetail/Amt111818
OtherIncreasesSchedule/OtherIncreasesDetail/Desc0NON-DIVIDEND DISTRIBUTIONS
OtherIncreasesSchedule/OtherIncreasesDetail/Desc1UNREALIZED GAIN ADJUSTMENT
TaxesSchedule/TaxesDetail/Amt0265
TaxesSchedule/TaxesDetail/CategoryTxt0FOREIGN TAX CREDIT
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt0265
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0MARSHA ROSENBAUM
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0President
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-17
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ReturnHeader/Filer/EIN0562678107
ReturnHeader/Filer/PhoneNum04155334987
ReturnHeader/Filer/USAddress/AddressLine1Txt02500 STEINER STREET APT 8
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ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0MAH & ASSOCIATES LLP
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0601 MONTGOMERY ST 800
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0SAN FRANCISCO
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ReturnHeader/PreparerPersonGrp/PhoneNum04159811111
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0BRIAN R MAH
ReturnHeader/ReturnTs02025-11-17T10:06:26-08:00
ReturnHeader/ReturnTypeCd0990PF
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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