Private Foundation

FLORA L THORNTON FOUNDATION

Based in SAN FRANCISCO, CA, FLORA L THORNTON FOUNDATION operates as a Private Foundation. The organization reported $1.9M in revenue, $2.8M in expenses, $33.6M in total assets for fiscal year 2024. Imperigo tracks 516 reported grants from this foundation totaling approximately $16.3M.

EIN: 953855595 SAN FRANCISCO, CA Latest filing: 2024

Total Revenue$1.9M

Total Expenses$2.8M

Total Assets$33.6M

Grants Given516

Grant Total$16.3M

Filing Years2020–2024

Sample Grants Given

GREENBELT ALLIANCE

SAN FRANCISCO, CA · 2023

GENERAL SUPPORT

$140,000

ENVIRONMENTAL DEFENSE FUND

SAN FRANCISCO, CA · 2023

GENERAL SUPPORT

$100,000

AS YOU SOW

OAKLAND, CA · 2023

GENERAL SUPPORT

$100,000

THE NATURE CONSERVANCY

LOS ANGELES, CA · 2023

GENERAL SUPPORT

$90,000

CALIFORNIA SCIENCE CENTER

LOS ANGELES, CA · 2023

GENERAL SUPPORT

$75,000

Showing up to 5 of 516 total records — full history available with membership.

Officers & Directors

TRUSTEE Anne Chapman Thornton

TRUSTEE Charles Thornton Iii

TRUSTEE Jane Thornton Jones

TRUSTEE Jennifer Thornton Wieland

TRUSTEE Laney Thornton

TRUSTEE Richard Galofaro

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL SUPPORT

$16,122,620 513 grants

GENERAL SUPPORTGENERAL SUPPORT

$155,000 3 grants

Financial Trends

Year	Revenue	Expenses	Assets
2024	$1.9M	$2.8M	$33.6M
2023	$2.0M	$3.1M	$34.5M
2022	$2.2M	$4.9M	$35.8M
2021	$4.7M	$2.7M	$38.5M
2020	$2.0M	$2.9M	$36.4M

Between 2020 and 2024, reported annual revenue declined from $2.0M to $1.9M (-6%), with total assets most recently reported at $33.6M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CO, DC, MA, MN, NY, and 4 other states.

CACODCMAMNNYORPAVAVT

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

See the full picture for FLORA L THORNTON FOUNDATION

Complete financials, all 516 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