KatTom Foundation

The KatTom Foundation, previously known as the TomKat Foundation, is a private left-of-center foundation and the primary grantmaking philanthropy of Tom Steyer, a billionaire hedge fund manager and major Democratic Party donor who ran for the presidency in the 2020 election. The Foundation succeeded the TomKat Charitable Trust in 2015, which was Steyer’s primary foundation from 2008 until it closed operations in 2015. In 2023, the organization was renamed the KatTom Foundation, and another Steyer organization, then named the TomKat II Foundation, was renamed to the TomKat Foundation. 1 2 3 4 5

At-A-Glance

Issue Areas: Elections Policy
Location: San Francisco, CA View on map
Tax ID: 20-5730928
Most Recent Filing: 2024
Budget (2024): Assets: $3,051,356 Revenue: $1,212,757 Expenses: $1,530,880

Financials

According to its 2023 990 form, the KatTom Foundation reported a revenue of $5,029,661, expenses at $3,215,482, and total assets at $3,394,214. 6

In 2023, the KatTom Foundation gave $2,985,603 to the Beneficial State Foundation, an ideologically motivated financial institution formed by Tom Steyer and his wife Katherine Taylor. The Beneficial State Foundation redirects all Beneficial State Bank’s profits into left-of-center advocacy and community development programs, focusing on promoting left-of-center banking regulation and environmentalist policy. 7 6

According to its 2022 990 form, the organization, then title the TomKat Foundation, reported a revenue of $7,498,562, expenses at $251,818, and total assets of $47,956,313. 8 That same year, it was reported that the foundation had donated a $150,000 grant to Sustainable Markets Foundation. 9

Grants from KatTom Foundation

Recipient NameAmountYear
Beneficial State Foundation$5,032,5492018
Harvard University$1,000,0002018
Yale University$1,000,0002018
Ecotrust$400,0002018
Marin Performing Stars$95,0002018
Museum Of Jazz And Art$50,0002018
Oakland Museum$50,0002018
Sunrise Ada Foundation$20,0002018
Center For American Progress$2,000,0002017
Advanced Energy Economy Inc$1,000,0002017
Rocky Mountain Institute$1,000,0002017
Center For Ecoliteracy$1,000,0002017
Harvard University$1,000,0002017
Aspen Global Change Institute Inc$500,0002017
Ecotrust$400,0002017
Public Policy Institute – California$150,0002017
Museum Of Jazz And Art$50,0002017
Oakland Museum$50,0002017
Beneficial State Foundation$24,500,0002016
Advanced Energy Economy Inc$1,075,0002016
Harvard University$1,000,0002016
Center For Ecoliteracy$900,0002016
Tomkat Ranch Educational Foundation$750,0002016
Rocky Mountain Institute$662,8002016
Point Blue Conservation Science$530,0002016
Ecotrust 721$400,0002016
University Of California Regents$350,0002016
Project Drawdown$300,0002016
Green Technical Education And Employment$150,0002016
Colorado State University Foundation$150,0002016
Land Institute$75,0002016
Center For Food Safety$75,0002016
Echoing Green Foundation$50,0002016
Sustainable Food Alliance$50,0002016
Environmental Advocates$50,0002016
Duke University$50,0002016
Verse Video Education Inc$27,5502016
New Venture Fund$25,0002016
Social Venture Circle$25,0002016
Greater Kansas City Community Foundation$25,0002016
Tcng$25,0002016
Aspen Global Change Institute Inc$10,0002016
Erol Foundation$120,1292015
Total:$46,173,028

Financial Statistics

Total Assets

Total Revenue

Total Expenses

YearTotal AssetsTotal RevenueTotal ExpensesFiling
2024 $3,051,356 $1,212,757 $1,530,880 View
2023 $3,394,214 $5,029,661 $3,215,482 View
2022 $47,956,313 $7,498,562 $9,335,818 View
2021 $48,369,301 $2,777,059 $12,470,651 View
2020 $62,308,450 $216,516 $7,331,303 View

Prior year filings: 2019, 2015, 2014

Expenses Detail

Grant Activity

All-time grants given statistics from Candid dataset:

  • Total Grant Value: $78,502,961
  • Number of Grants: 84
  • Number of Recipients: 61

Selection of highest value grants given from the last seven years:

AmountYearFunderSubject
$5,997,5002020 Beneficial State FoundationGENERAL SUPPORT
$4,670,0002022 Nextgen Climate America IncGENERAL SUPPORT
$3,500,0002021 Beneficial State FoundationGENERAL SUPPORT
$3,500,0002021 Nextgen Climate America IncGENERAL SUPPORT
$2,985,6032023 Beneficial State FoundationUNRESTRICTED CHARITABLE GRANT
$2,050,0002021 CuriOdysseyGENERAL SUPPORT
$1,313,3842024 Beneficial State FoundationUNRESTRICTED CHARITABLE GRANT
$1,300,0002022 Nextgen Education FundGENERAL SUPPORT
$1,149,0002022 Beneficial State FoundationGENERAL SUPPORT
$1,000,0002020 Nextgen Climate America IncGENERAL SUPPORT
$715,0002021 East Bay Community FoundationGENERAL SUPPORT
$650,0002022 Regenesis Community Development CorporationGENERAL SUPPORT
$638,6202021 Marin Community FoundationGENERAL SUPPORT
$480,0002021 Golden Gate National Parks ConservancyGENERAL SUPPORT
$400,0002022 CuriOdysseyGENERAL SUPPORT
$345,0002021 CLIMATE ACTION CAMPAIGNGENERAL SUPPORT
$250,0002022 Value Reporting FoundationGENERAL SUPPORT
$250,0002021 California Community FoundationGENERAL SUPPORT
$200,0002021 Regenesis Community Development CorporationGENERAL SUPPORT
$150,0002022 Sustainable Markets FoundationGENERAL SUPPORT
$125,0002021 Maryland League of Conservation Voters Education FundGENERAL SUPPORT
$110,0002022 Good Samaritan Family Resource Center of San FranciscoGENERAL SUPPORT
$100,0002021 University of New Hampshire Foundation IncorporatedGENERAL SUPPORT
$70,0002022 Dancers GroupGENERAL SUPPORT
$50,0002022 Compton Kidz ClubGENERAL SUPPORT

References

1. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Charitable Trust (2008-2015). Part I. Lines 12, 25, 26, 30.
2. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation (2015-2018). Part I. Lines 12, 25, 26, 30.
3. Return of Foundation Exempt from Income Tax (Form 990-PF). KatTom Foundation. 2023. Part I. https://projects.propublica.org/nonprofits/organizations/205730928/202433209349102378/full
4. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation. 2023. Part I. https://projects.propublica.org/nonprofits/organizations/205730928/202433209349102378/full
5. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation. 2023. https://projects.propublica.org/nonprofits/organizations/921160421/202413209349102496/full
6. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation. 2023. Parts I and II. https://projects.propublica.org/nonprofits/organizations/205730928/202433209349102378/full
7. “What We Do.” Beneficial State Foundation. Accessed June 13, 2025. https://beneficialstate.org/what-we-do/.
8. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation. 2023. Parts I and II. https://projects.propublica.org/nonprofits/organizations/205730928/202343199349106494/full
9. Return of Foundation Exempt from Income Tax (Form 990-PF). TomKat Foundation. 2023. Part XIV. https://projects.propublica.org/nonprofits/organizations/205730928/202343199349106494/full