Private Foundation

TOMKAT FOUNDATION

TOMKAT FOUNDATION, of SAN FRANCISCO, CA, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2024 filing shows $5.5M in revenue, $5.2M in expenses, $42.8M in total assets. IRS filings disclose 70 grants awarded by this foundation, totaling roughly $13.1M.

EIN: 921160421 SAN FRANCISCO, CA Latest filing: 2024

Total Revenue$5.5M

Total Expenses$5.2M

Total Assets$42.8M

Grants Given70

Grant Total$13.1M

Filing Years2022–2024

Sample Grants Given

CENTER FOR ECOLITERACY

BERKELEY, CA · 2024

GENERAL OPERATING SUPPORT

$750,000

REGENESIS COMMUNITY DEVELOPMENT

SPARTANBURG, SD · 2024

GENERAL OPERATING SUPPORT

$650,000

NEXTGEN CLIMATE AMERICA

SAN FRANCISCO, CA · 2024

GENERAL OPERATING SUPPORT

$650,000

PRESIDENT & FELLOWS OF HARVARD COLLEGE

CAMBRIDGE, MA · 2024

GENERAL OPERATING SUPPORT

$500,000

GLENBROOK UNDERGROUND

CARSON CITY, NV · 2024

GENERAL OPERATING SUPPORT

$250,000

Showing up to 5 of 70 total records — full history available with membership.

Officers & Directors

PRESIDENT Kathryn A Taylor

DIRECTOR Thomas Steyer

Officer compensation and complete director data available with membership.

Top Grant Purposes

UNRESTRICTED CHARITABLE GRANT

$7,944,450 17 grants

GENERAL OPERATING SUPPORT

$4,999,630 50 grants

SOIL INVENTORY PROJECT

$100,000 1 grant

GOOD LIFE PLEDGE PROGRAM

$50,000 1 grant

UPSTART CO-LAB

$20,000 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2024	$5.5M	$5.2M	$42.8M
2023	$12.4M	$8.3M	$49.1M
2022	—	—	$46.4M

Between 2023 and 2024, reported annual revenue declined from $12.4M to $5.5M (-55%), with total assets most recently reported at $42.8M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in AL, AZ, CA, CO, DC, GA, and 4 other states.

ALAZCACODCGALAMAMDMT

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for TOMKAT FOUNDATION

Complete financials, all 70 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports