Data / Nonprofits / California / San Francisco / Animal-related
Animal-related nonprofits in San Francisco, CA: 75 registered with the IRS
75 animal-related nonprofits are registered with the IRS in San Francisco, CA, 74 of them 501(c)(3) charities; the 32 that report revenue took in $228.7 million. The largest by revenue: Wildlife Conservation Network Inc ($86.1 million), San Francisco Society for the Prevention of Cruelty To Animals ($58.3 million), California Trout ($24.7 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Wildlife Conservation Network Inc | 501(c)(3) | 2002 | $86.1 million | $98.1 million | 2025-12 |
| San Francisco Society for the Prevention of Cruelty To Animals | 501(c)(3) | 2001 | $58.3 million | $137.4 million | 2025-06 |
| California Trout | 501(c)(3) | 1971 | $24.7 million | $16.5 million | 2025-06 |
| San Francisco Zoological Society | 501(c)(3) | 1956 | $23.1 million | $20 million | 2025-06 |
| Wildaid Inc | 501(c)(3) | 2006 | $12 million | $8.9 million | 2025-06 |
| Muttville | 501(c)(3) | 2008 | $10.8 million | $63.3 million | 2024-12 |
| Greater Farallones Association | 501(c)(3) | 1996 | $4.6 million | $1.7 million | 2025-03 |
| Sentient Media | 501(c)(3) | 2019 | $2.2 million | $2.3 million | 2024-12 |
| Snow Leopard Conservancy | 501(c)(3) | 2011 | $1.2 million | $1.6 million | 2025-12 |
| Calypso Equestrian | 501(c)(3) | 2018 | $1 million | $371,469 | 2025-12 |
| Friends of San Francisco Animal Care and Control | 501(c)(3) | 2000 | $914,312 | $1.7 million | 2025-12 |
| Persian and Himalayan Cat Rescue | 501(c)(3) | 2000 | $572,757 | $618,938 | 2024-12 |
| International Paw Angels | 501(c)(3) | 2020 | $364,839 | $7,856 | 2024-12 |
| Dharma Voices for Animals | 501(c)(3) | 2014 | $308,479 | $656,005 | 2024-12 |
| Beyond Rescue Inc | 501(c)(3) | 2013 | $307,641 | $83,858 | 2025-12 |
| Stray Animal Project | 501(c)(3) | 2020 | $284,124 | $144,499 | 2025-12 |
| Pride Veterinary Medical Community | 501(c)(3) | 2018 | $250,125 | $376,126 | 2025-12 |
| Palomacy Pigeon and Dove Adoptions | 501(c)(3) | 2022 | $223,658 | $55,604 | 2025-12 |
| International Veterinary Outreach | 501(c)(3) | 2012 | $215,409 | $118,403 | 2024-12 |
| Give Me Shelter Cat Rescue | 501(c)(3) | 2005 | $195,795 | $62,281 | 2024-12 |
| Toni S Kitty Rescue | 501(c)(3) | 2004 | $186,570 | $185,664 | 2025-12 |
| Little Angels of God Inc | 501(c)(3) | 2017 | $183,964 | $1 | 2024-12 |
| Endangered Species International | 501(c)(3) | 2007 | $175,126 | $720,946 | 2025-12 |
| The Plumery | 501(c)(3) | 2023 | $107,579 | $58,614 | 2025-12 |
| Grateful Dogs Rescue | 501(c)(3) | 1998 | $83,997 | $476,815 | 2025-12 |
| Full Belly Bus | 501(c)(3) | 2019 | $83,240 | $123,131 | 2025-12 |
| San Francisco Dog Owners Group | 501(c)(3) | 2002 | $71,007 | $31,043 | 2025-06 |
| Caring Cowgirl | 501(c)(3) | 2022 | $52,985 | $12,051 | 2024-12 |
| Saluki Tree of Life Alliance Inc | 501(c)(3) | 2000 | $26,087 | $778,101 | 2025-12 |
| Angels for Humans Animals & Nature | 501(c)(3) | 1995 | $12,700 | $5,251 | 2024-12 |
| Pata Foundation Inc | 501(c)(3) | 1985 | $6,961 | $214,723 | 2024-12 |
| Hearing Dog Program | 501(c)(3) | 2008 | $3,009 | $44,755 | 2024-12 |
| American Association of Zoo Keepers | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Andy Fund | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Angelinas Rescues | 501(c)(3) | 2022 | $1 | 2025-12 | |
| Animal Belonging Institute | 501(c)(3) | 2026 | |||
| Animal Support Network | 501(c)(3) | 2025 | |||
| Ashaanimals | 501(c)(3) | 2024 | |||
| Asian American and Pacific Islander Design Alliance | 501(c)(6) | 2026 | $0 | $0 | 2024-12 |
| Backyard Sanctuary | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Bantay Paws Foundation | 501(c)(3) | 2026 | |||
| Baxter Foundation Inc | 501(c)(3) | 2025 | |||
| California Trout Foundation | 501(c)(3) | 1971 | $0 | $208,503 | 2025-06 |
| Coco & Negro Foundation | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Compassion Riot | 501(c)(3) | 2026 | |||
| Cornerstone Animal Center | 501(c)(3) | 2026 | |||
| David Rio Foundation | 501(c)(3) | 2022 | $209,500 | 2025-09 | |
| District Ten Wild Duck Eggs | 501(c)(3) | 1994 | $0 | $0 | 2025-06 |
| Dogzone Rescue | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Dusty Rhino Inc | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Eagle-Eye Sanctuary Foundation | 501(c)(3) | 1999 | $10 million | 2024-12 | |
| Eureka Valley Dog Owners Group | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Friends of Rhino Range Expansion Kenya | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Friends of Roman Cats | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| K-9 Armor | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Kenya Spca Inc | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Kittea | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Mocha Fund | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Monsenor Romero Foundation | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Olesen Safe Haven | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Patishomes Paws for A Cause Inc | 501(c)(3) | 2026 | |||
| Pixel Purrfect Arcade | 501(c)(3) | 2025 | |||
| SF Woodcat Inc | 501(c)(3) | 2026 | |||
| Save the Blue | 501(c)(3) | 2017 | $0 | $0 | 2026-04 |
| Sen Foundation Animal Rescue | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Shared Survival Initiative Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Teachers Pets | 501(c)(3) | 2026 | |||
| Tenth Life Foundation | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| The Capybara Association of the United States | 501(c)(3) | 2025 | |||
| The Foundation of the American Academy of Ophthalmology | 501(c)(3) | 1997 | $0 | $1 | 2025-03 |
| Tiki S Legacy | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| WH Sanctuary | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Wonder Cat Rescue | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Yoyo S Love of Rescue | 501(c)(3) | 2025 | $0 | $0 | 2025-01 |
| Zoo Labs Foundation | 501(c)(3) | 2025 |
Other causes in San Francisco, CA
- Arts, culture and humanities 811
- Education 642
- Philanthropy, voluntarism and grantmaking foundations 534
- Human services 445
- Religion-related 381
- Community improvement and capacity building 334
- Recreation and sports 215
- Housing and shelter 196
- Youth development 161
- Health care 153
- Environment 145
- International, foreign affairs and national security 141
- Public and societal benefit 119
- Civil rights, social action and advocacy 106
- Mental health and crisis intervention 99
- Science and technology 88
- Employment 73
- Crime and legal-related 64
- Diseases, disorders and medical disciplines 59
- Food, agriculture and nutrition 52
- Medical research 44
- Mutual and membership benefit 39
- Social science 25
- Public safety, disaster preparedness and relief 21
Every nonprofit in San Francisco, CA · Animal-related nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.