The Duffield Family Foundation

EIN 943362163

San Ramon, CA 94583 |(925) 310-5450

https://WWW.MADDIESFUND.ORG
Total Given 2016–2024
$165.9M
2,918 grants · $18.4M avg/year
based on 9 yrs of IRS 990-PF records on file
$10M+/yr
major funder
capacity
$5K
typical small grants · $2K–$10K
grant size
30%
supporter · 459/1,505 multi-year
repeat
$266.7M
Assets (2024)
1,505
Distinct Recipients

About

The Duffield Family Foundation made its first program related investment.

Focus Areas

Education Health Arts & Culture Human Services Youth Development

Application Information

Accepts Unsolicited Proposals Unknown
Contact Person AMY ZEIFANG
Phone (925) 310-5450
Deadlines PLEASE SEE OUR WEBSITE FOR ADDITIONAL INFORMATION.
How to Apply PLEASE SEE OUR WEBSITE AT WWW.MADDIESFUND.ORG TO REVIEW OUR GUIDELINES.
Restrictions GRANTS TO ANIMAL ORGANIZATIONS AND GROUPS ONLY

Financial Trends

Giving Over Time

Total Assets Over Time

View financial data as table
YearTotal GivingTotal AssetsRevenueGrants
2016 $15.2M $309.6M $50.7M 131
2017 $16.6M $308.4M $12.8M 392
2018 $26.8M $302.3M $17.2M 860
2019 N/A $285.1M $28.4M N/A
2020 $11.2M $249.2M $6.7M 378
2021 $22.8M $297.4M $10.7M 176
2022 $27.8M $258.4M $20.1M 344
2023 $18.4M $260.0M $15.2M 307
2024 $27.1M $266.7M $12.5M 330

Grant Size Distribution

Based on 2918 grants on record

Minimum
$2
25th Pctl
$2K
Median
$5K
Average
$57K
75th Pctl
$10K
Maximum
$4.7M

Geographic Distribution


Texas Counties Served

7.2% of US grants · Rank #2 of 51 states $16.8M across 211 grants 35 of 254 counties

Top 10 counties

  1. 1 Travis 52 grants · $14.7M
  2. 2 Bexar 11 grants · $745K
  3. 3 Dallas 35 grants · $438K
  4. 4 Harris 21 grants · $164K
  5. 5 El Paso 16 grants · $162K
  6. 6 Hidalgo 6 grants · $139K
  7. 7 Lubbock 3 grants · $92K
  8. 8 Kaufman 6 grants · $75K
  9. 9 Cameron 3 grants · $40K
  10. 10 Galveston 7 grants · $38K
+25 more counties · 51 grants · $208K

Officers & Directors

Grants Awarded (2,918 total)

Purpose
Regents of the University of California Davis, CA $4,695,332 MILLION CAT CHALLENGE 3.0 2021
Regents of the University of California Davis, CA $4,158,495 MADDIE'S MILLION PET CHALLENGE 2022
University of Tennessee Knoxville, TN $3,448,181 ESTABLISHING ALIGNCARE 2021
University of Tennessee Knoxville, TN $2,885,989 RESEARCH 2018
Austin Pets Alive Austin, TX $2,875,000 HUMAN ANIMAL SUPPORT SERVICES 2022
University of Florida Gainesville, FL $2,701,853 MILLION CAT CHALLENGE 3.0 2021
Mayor's Alliance for NYC's Animals New York, NY $2,639,250 Operations 2016
University of Tennessee Knoxville, TN $2,365,378 ESTABLISHING ALIGNCARE 2022
Best Friends Animal Society Kanab, UT $2,250,000 2022 - 2026 SHELTER EMBED PROGRAM 2022
Austin Pets Alive Austin, TX $2,250,000 EDUCATION 2018
Adopt-A-Petcom Claremont, CA $2,030,000 Technology 2017
Humane Society of the United States Washington, DC $1,988,979 Adoptions 2016
Austin Pets Alive Austin, TX $1,750,000 EDUCATION 2018
University of Florida Gainesville, FL $1,692,987 Operations 2016
University of Florida Gainesville, FL $1,692,039 EDUCATION 2018
University of Florida Gainesville, FL $1,622,012 Research 2017
Shelter Luv Pleasanton, CA $1,500,000 Operations 2016
Berkeley Humane Berkeley, CA $1,500,000 CAPITAL 2018
Best Friends Animal Society Kanab, UT $1,400,000 2021 SHELTER EMBED PROGRAM 2021
Tony La Russa's Animal Rescue Foundation Walnut Creek, CA $1,392,600 Adoptions 2016
Companions and Animals for Reform and Equity Baltimore, MD $1,306,000 2023 VISION: HUMAN AND ANIMAL WELL-BEING 2023
Companions and Animals for Reform and Equity Baltimore, MD $1,306,000 2023 VISION: HUMAN AND ANIMAL WELL-BEING 2023
Companions and Animals for Reform and Equity Baltimore, MD $1,306,000 2023 VISION: HUMAN AND ANIMAL WELL-BEING 2023
Companions and Animals for Reform and Equity Baltimore, MD $1,306,000 2023 VISION: HUMAN AND ANIMAL WELL-BEING 2023
Companions and Animals for Reform and Equity Baltimore, MD $1,306,000 2023 VISION: HUMAN AND ANIMAL WELL-BEING 2023