Flora L Thornton Foundation

SAN FRANCISCO, CA EIN: 95-3855595

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Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$33.6M

-2.7% YoY

Annual Giving

$2.2M

-11.1% YoY

Grant Count

67

-6.9% YoY

Avg Grant Size

$33K

-4.4% YoY

Under IRS private-foundation payout rules, Flora L Thornton Foundation reported a distributable amount of $2.4M for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation's mission is to create a more sustainable and equitable world for future generations by protecting and preserving the planet's natural resources, and by investing in local organizations that promote access to the arts, nutrition, and conservation.

The foundation prioritizes:

  • Environmental conservation and sustainability
  • Arts access and support
  • Nutrition initiatives
  • Local community organizations

The foundation values integrity and transparency in grantmaking, evolution through learning from nonprofit best practices, and diversity in the selection of grantees across racial, cultural, ethnic, gender, and intellectual dimensions.

Grantmaking

Grant Range

$1,000–$260,000

Review Cycle

- No stated restrictions

How to Apply

**

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Geographic Focus

Where this funder awards grants

The foundation funds organizations primarily in California, New York, and the District of Columbia.

Grant Distribution by State

10states
+2 more states

Cities

AmherstArcataArlingtonBoulderBronxBrooklynCambridgeCanyon CountryCentennialCharlottesvilleDavisDowneyFairfieldGlen EllenJacksonvilleLa Canada FlintridgeLos AngelesMill ValleyNew YorkNewbury Park

Financial History

Multi-year comparison from IRS filings

As of Fiscal Year Ending November 2023:

  • Total assets: $34,522,705
  • Total revenues: $1,993,804
  • Total expenses: $3,108,521
  • Investment income and dividends: $622,247
  • Net gain from sale of non-inventory assets: $1,369,384
  • Number of employees: 1

As of Fiscal Year Ending November 2024:

  • Total assets: $33,591,485
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$3M$4M$5M20202021202220232024
Metric202420232022
Total Assets$33,591,485$34,522,705$35,831,764
Revenue$1,868,252$1,993,804$2,207,626
Expenses$2,799,472$3,108,521$4,889,299
Qualifying Distributions$2,426,420$2,723,077$2,547,076
Net Investment Income$1,575,655$1,713,988$1,964,552
Distributable Amount$2,385,375$2,289,240$2,471,819

Giving Over Time

Total grant dollars and number of grants per year

$0$625K$1M$2M$2M72 grants202068 grants202170 grants202272 grants202367 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

GREENBELT ALLIANCE$140KAS YOU SOW$100KENVIRONMENTAL DEFENSE FUND$100KCALIFORNIA SCIENCE CENTER$75KLIBRARY FOUNDATION OF LO…$75KAFRICAN WILDLIFE FOUNDAT…$70KCENTER FOR ENVIRONMENTAL…$70KCROHN'S & COLITIS FOUNDA…$70KPOPULATION MEDIA CENTER$60KRAINFOREST ALLIANCE$60K

Grant Size Distribution

250 grants across all recorded years

169<$50K68$50–100K11$100–250K2$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Greenbelt Alliance ($140,000), As You Sow ($100,000), Environmental Defense Fund ($100,000).

RecipientPurposeAmount
A COMMUNITY OF FRIENDS LOS ANGELES, CAGENERAL SUPPORT$15,000
AFRICAN WILDLIFE FOUNDATION WASHINGTON, DCGENERAL SUPPORT$70,000
AFTER-SCHOOL ALL-STARS LOS ANGELES LOS ANGELES, CAGENERAL SUPPORT$5,000
AMERICAN CONSERVATORY THEATER (ACT) SAN FRANCISCO, CAGENERAL SUPPORT$1,000
AS YOU SOW OAKLAND, CAGENERAL SUPPORT$100,000
BAY AREA WARRIORS SAN FRANCISCO, CAGENERAL SUPPORT$5,000
CALIFORNIA SCIENCE CENTER LOS ANGELES, CAGENERAL SUPPORT$75,000
CENTER FOR ENVIRONMENTAL HEALTH OAKLAND, CAGENERAL SUPPORT$70,000
CENTER FOR SCIENCE IN THE PUBLIC INTEREST WASHINGTON, DCGENERAL SUPPORT$25,000
COMMON ALLIANCE FOR FAMILY FARMERS WASHINGTON, DCGENERAL SUPPORT$5,000

Leadership & Key People

Leadership team and compensation from IRS filings

Board of Trustees:

  • William Laney Thornton, Chair
  • Jennifer Thornton Wieland
  • Charles B. Thornton, III
  • Anne C. Thornton
  • Jane Thornton Jones
  • Richard Galofaro

Staff:

  • Russell Hamilton, Executive Director

Compensation Overview

From 2024 IRS filing

RUSSELL HAMILTONEXECUTIVE DIRECTOR$136K

From 2024 filing

NameTitleHoursCompensation
LANEY THORNTONTRUSTEE1
JANE THORNTON JONESTRUSTEE1
ANNE CHAPMAN THORNTONTRUSTEE1
JENNIFER THORNTON WIELANDTRUSTEE1
CHARLES THORNTON IIITRUSTEE1
RUSSELL HAMILTONEXECUTIVE DIRECTOR25$136,000
RICHARD GALOFAROTRUSTEE1

Frequently Asked Questions

What does Flora L Thornton Foundation fund?

The foundation's mission is to create a more sustainable and equitable world for future generations by protecting and preserving the planet's natural resources, and by investing in local organizations that promote access to the arts, nutrition, and conservation. The foundation prioritizes: • Environmental conservation and sustainability • Arts access and support • Nutrition initiatives • Local community organizations The foundation values integrity and transparency in grantmaking, evolution thr…

How do I apply for a grant from Flora L Thornton Foundation?

**Grant Activity:** • Made 92 grants in fiscal year 2023 • Made 67 grants in fiscal year 2024 • Total giving in 2024: $2,222,000 • Median grant amount: $25,000 • Grant range: $1,000–$260,000 **Recent Grants (2023):** • Ednovate: $200,000 (General Support) • Greenbelt Alliance: $140,000 (General Support) • As You Sow: $100,000 (General Support) **Application Process:** • No specific application form required • No stated deadlines • No stated restrictions

Where does Flora L Thornton Foundation make grants?

The foundation funds organizations primarily in California, New York, and the District of Columbia.

What size grants does Flora L Thornton Foundation award?

In 2024, Flora L Thornton Foundation awarded 67 grants totaling $2.2M — an average of about $33K per grant, based on its IRS Form 990 filings.

How much is Flora L Thornton Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Flora L Thornton Foundation reported a distributable amount of $2.4M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Flora L Thornton Foundation's EIN?

Flora L Thornton Foundation's EIN (Employer Identification Number) is 95-3855595. IRS Form 990 filing data is available on this page for 2020–2024.

Explore Open Grants

Browse active grant opportunities in Flora L Thornton Foundation's focus areas in our free grants database

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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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