The Duffield Family Foundation
Pleasanton, California · EIN 943362163 · Private foundation
Based in Pleasanton, California, The Duffield Family Foundation has awarded $88.9M across 2,447 grants in our index of public IRS filings, with giving recorded as recently as 2025. Its largest grant on record went to Adopt-a-petcom. This profile covers its focus areas, top grant recipients, year-by-year giving, and how a nonprofit should approach it.
What The Duffield Family Foundation funds
The Duffield Family Foundation's giving carries a documented focus on civil rights & social justice, criminal justice, education, health care, higher education, and related causes.
Populations it has supported include black communities, families, foster youth, rural communities, women girls.
Grant history
The largest grants Bespoke Grants has on record for The Duffield Family Foundation, by amount:
| Recipient | Location | Grant | Year |
|---|---|---|---|
| Adopt-a-petcom Technology | Claremont, CA | $2.0M | 2017 |
| Austin Pets Alive EDUCATION | Austin, TX | $1.8M | 2018 |
| University of Florida EDUCATION | Gainesville, FL | $1.7M | 2018 |
| University of Florida Research | Gainesville, FL | $1.6M | 2017 |
| Companions and Animals for Reform and Equity 2023 VISION: HUMAN AND ANIMAL WELL-BEING | Baltimore, MD | $1.5M | 2025 |
| Companions and Animals for Reform and Equity 2023 VISION: HUMAN AND ANIMAL WELL-BEING | Baltimore, MD | $1.3M | 2024 |
| University of California Davis Research | Davis, CA | $1.2M | 2017 |
| Best Friends Animal Society Operations | Kanab, UT | $1.2M | 2017 |
| University of Tennessee ESTABLISHING ALIGNCARE | Knoxville, TN | $1.2M | 2024 |
| University of Tennessee ESTABLISHING ALIGNCARE | Knoxville, TN | $1.2M | 2023 |
| San Francisco Spca 2022 - 2025 COMET PROGRAM | San Francisco, CA | $1.2M | 2025 |
| UC Davis Foundation BEHAVIORAL EUTHANASIA STUDY | Davis, CA | $1.1M | 2025 |
| The Humane Society of the United States Adoptions | Washington, DC | $1.1M | 2017 |
| Regents of the University of California MADDIE'S MILLION PET CHALLENGE | Davis, CA | $1.1M | 2024 |
| University of Tennessee ESTABLISHING ALIGNCARE | Knoxville, TN | $1.1M | 2022 |
The Duffield Family Foundation giving by year
Total grants Bespoke Grants has indexed for each filing year:
How to apply for funding from The Duffield Family Foundation
From The Duffield Family Foundation's IRS Form 990-PF, on how it handles applications:
Verify the current process on the foundation's own materials before sending anything. You can review the foundation directly at maddiesfund.org.
Is The Duffield Family Foundation the right funder for your nonprofit?
This page shows what The Duffield Family Foundation has funded. Bespoke Grants tells you whether it fits your mission — and finds every other foundation that does. Free, no credit card.
Match my nonprofit to funders →Frequently asked questions about The Duffield Family Foundation
- Does The Duffield Family Foundation accept grant applications?
- Yes — The Duffield Family Foundation's IRS filing describes an application process. Confirm the current details directly with the foundation before applying.
- What does The Duffield Family Foundation fund?
- The Duffield Family Foundation's grants focus on civil rights & social justice. Recent recipients include Adopt-a-petcom, Austin Pets Alive, University of Florida. Its full grant history is listed above.
- How much does The Duffield Family Foundation give in grants?
- The Duffield Family Foundation reported $9.9M in grants in its most recent IRS filing (FY2020). Across all years in our data it has awarded $88.9M over 2,447 grants.
- Where is The Duffield Family Foundation located?
- The Duffield Family Foundation is based in Pleasanton, California. Its IRS employer identification number (EIN) is 943362163.
- How can I find foundations similar to The Duffield Family Foundation?
- Bespoke Grants matches your nonprofit against 225,000+ foundations like The Duffield Family Foundation, ranking each by how well it fits your mission, location, and budget — with the reasoning shown. It is free to search.
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