Data / Nonprofits / California / San Rafael / Environment
Environment nonprofits in San Rafael, CA: 17 registered with the IRS
17 environment nonprofits are registered with the IRS in San Rafael, CA, 16 of them 501(c)(3) charities; the 10 that report revenue took in $39.1 million. The largest by revenue: Strategic Energy Innovations ($9.5 million), Inaturalist ($9 million), Californias for Energy Independence ($8.1 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Strategic Energy Innovations | 501(c)(3) | 2000 | $9.5 million | $4.4 million | 2024-12 |
| Inaturalist | 501(c)(3) | 2023 | $9 million | $12.3 million | 2025-12 |
| Californias for Energy Independence | 501(c)(4) | 2014 | $8.1 million | $2.7 million | 2025-12 |
| Agricultural Institute of Marin | 501(c)(3) | 2007 | $5.5 million | $7.6 million | 2024-12 |
| Kokua Hawaii Foundation | 501(c)(3) | 2004 | $5.3 million | $21.7 million | 2025-06 |
| Buckelew Community Housing Development Organization Inc | 501(c)(3) | 1999 | $746,060 | $5.7 million | 2025-06 |
| Marin Conservation League | 501(c)(3) | 1953 | $686,180 | $4.1 million | 2025-12 |
| Marin Open Space Trust | 501(c)(3) | 2010 | $127,747 | $686,723 | 2025-12 |
| Another Reclaimed Treasure From Trash | 501(c)(3) | 2025 | $120,075 | $30,516 | 2025-12 |
| Responsible Growth in Marin | 501(c)(3) | 2020 | $1,278 | $12,412 | 2025-12 |
| California Carbon Forum | 501(c)(3) | 2026 | |||
| Carmel Point and Lagoon Preservation Association | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| DD Marin | 501(c)(3) | 2023 | $0 | $0 | 2024-06 |
| Furniture for Nature | 501(c)(3) | 2026 | |||
| Great Valley Resilience Collaborati Ve Inc | 501(c)(3) | 2026 | |||
| New Energy Institute Inc | 501(c)(3) | 2026 | |||
| Transportation Solutions Defense & Education Fund | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
Other causes in San Rafael, CA
- Education 68
- Arts, culture and humanities 66
- Human services 62
- Philanthropy, voluntarism and grantmaking foundations 59
- Housing and shelter 47
- Public and societal benefit 45
- Religion-related 40
- Recreation and sports 35
- Community improvement and capacity building 28
- Animal-related 20
- Mental health and crisis intervention 18
- Crime and legal-related 15
- Youth development 12
- Health care 11
- Employment 9
- Civil rights, social action and advocacy 8
- Public safety, disaster preparedness and relief 8
- International, foreign affairs and national security 8
- Food, agriculture and nutrition 6
- Science and technology 4
- Diseases, disorders and medical disciplines 4
- Medical research 3
Every nonprofit in San Rafael, CA · Environment 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.