Data / Nonprofits / California / Palo Alto / Environment
Environment nonprofits in Palo Alto, CA: 17 registered with the IRS
17 environment nonprofits are registered with the IRS in Palo Alto, CA, 16 of them 501(c)(3) charities; the 10 that report revenue took in $122.2 million. The largest by revenue: Peninsula Open Space Trust ($62.3 million), Catalyst4 Inc ($48.5 million), Elizabeth F Gamble Garden ($2.8 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Peninsula Open Space Trust | 501(c)(3) | 1977 | $62.3 million | $373.8 million | 2025-06 |
| Catalyst4 Inc | 501(c)(4) | 2022 | $48.5 million | $1.10 billion | 2024-12 |
| Elizabeth F Gamble Garden | 501(c)(3) | 1986 | $2.8 million | $11.4 million | 2025-06 |
| Canopy | 501(c)(3) | 2002 | $2.6 million | $1.2 million | 2025-06 |
| Grassroots Ecology | 501(c)(3) | 2018 | $2.5 million | $1.7 million | 2025-06 |
| Acterra Action for A Healthy Planet | 501(c)(3) | 1973 | $2.4 million | $1.7 million | 2025-06 |
| Environmental Volunteers Inc | 501(c)(3) | 1979 | $842,484 | $3.2 million | 2025-06 |
| Community Climate Solutions | 501(c)(3) | 2014 | $257,065 | $165,528 | 2025-06 |
| Amigos Del Centro de Educacion Ambiental de La Peninsula Yucateca | 501(c)(3) | 2014 | $25,912 | $63,627 | 2024-12 |
| Green Visions Center for Renewable Energy | 501(c)(3) | 2005 | $7,015 | $13,938 | 2025-12 |
| Better Environment and Ecosystem Inc | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Circle Ahead Collective Inc | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Climate Community Center | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Hapa Kabsat | 501(c)(3) | 2023 | $0 | $0 | 2025-05 |
| Lubricants Packaging Management Col Orado Association | 501(c)(3) | 2026 | |||
| Madousa | 501(c)(3) | 2025 | |||
| Maono Conservation Media | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
Other causes in Palo Alto, CA
- Education 173
- Philanthropy, voluntarism and grantmaking foundations 166
- Arts, culture and humanities 81
- Human services 48
- Recreation and sports 44
- Religion-related 44
- Health care 28
- International, foreign affairs and national security 26
- Science and technology 26
- Community improvement and capacity building 22
- Youth development 22
- Public and societal benefit 18
- Animal-related 16
- Housing and shelter 14
- Diseases, disorders and medical disciplines 14
- Mental health and crisis intervention 11
- Medical research 9
- Employment 7
- Civil rights, social action and advocacy 7
- Public safety, disaster preparedness and relief 5
- Mutual and membership benefit 5
- Social science 4
- Crime and legal-related 3
- Food, agriculture and nutrition 3
Every nonprofit in Palo Alto, 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.