Data / Nonprofits / Oregon / Corvallis / Environment
Environment nonprofits in Corvallis, OR: 31 registered with the IRS
31 environment nonprofits are registered with the IRS in Corvallis, OR, 31 of them 501(c)(3) charities; the 13 that report revenue took in $19.8 million. The largest by revenue: Institute for Applied Ecology ($6.4 million), Greenbelt Land Trust Inc ($4.9 million), Conservation Biology Institute Inc ($4.2 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Institute for Applied Ecology | 501(c)(3) | 2001 | $6.4 million | $4.5 million | 2024-12 |
| Greenbelt Land Trust Inc | 501(c)(3) | 1994 | $4.9 million | $34.4 million | 2025-09 |
| Conservation Biology Institute Inc | 501(c)(3) | 1997 | $4.2 million | $1.2 million | 2024-12 |
| Marys River Watershed Council | 501(c)(3) | 2002 | $1.3 million | $1.1 million | 2025-06 |
| Metafoundation | 501(c)(3) | 2006 | $803,401 | $895,101 | 2024-12 |
| Corvallis Environmental Center | 501(c)(3) | 1994 | $759,655 | $78,572 | 2024-12 |
| Master Gardener Association | 501(c)(3) | 2001 | $359,019 | $283,538 | 2019-12 |
| Pacific Coast Obstetrical and Gynecological Society | 501(c)(3) | 1979 | $300,357 | $631,171 | 2024-12 |
| Freshwaters Illustrated | 501(c)(3) | 2004 | $297,818 | $55,330 | 2025-12 |
| Corvallis Sustainability Coalition | 501(c)(3) | 2010 | $185,721 | $454,230 | 2024-12 |
| Mercury Free Mining Inc | 501(c)(3) | 2019 | $153,329 | $27,292 | 2024-12 |
| Coast Range Association Inc | 501(c)(3) | 1992 | $121,432 | $70,609 | 2024-12 |
| Master Gardener Association | 501(c)(3) | 2001 | $73,652 | $132,062 | 2025-12 |
| Alliance for Low Input Sustainable Turf | 501(c)(3) | 2015 | $189,552 | 2025-12 | |
| Build Soil | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Coast Range Natural Resources Educational Organization | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Corvallis Chapter Native Plant Soci Ety of Oregon | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Coyle Outside Foundation | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Crestmont Land Trust | 501(c)(3) | 2014 | $2.2 million | 2025-12 | |
| Ecoregon - the Environmental Concert of Oregon | 501(c)(3) | 2017 | $0 | $0 | 2023-09 |
| Electrify Corvallis | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Ethiopian Environment and Sustainable Development Council | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Friends of Benton Gardeners | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Master Gardener Association | 501(c)(3) | 2001 | $0 | $0 | 2024-12 |
| One Planet Trust | 501(c)(3) | 2019 | $0 | $0 | 2026-06 |
| Real Green New Deal | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Rehabitat Natives | 501(c)(3) | 2022 | $0 | $0 | 2026-06 |
| Seeds for the Sol Inc | 501(c)(3) | 2017 | $0 | $463,911 | 2024-12 |
| Terrestrial Ecosystem Research Associates | 501(c)(3) | 2006 | $0 | $0 | 2025-04 |
| The Oregon State Federation of Garden Clubs Inc | 501(c)(3) | 2003 | $0 | $0 | 2026-06 |
| The Oregon State Federation of Garden Clubs Inc | 501(c)(3) | 2003 | $0 | $0 | 2026-06 |
Other causes in Corvallis, OR
- Education 45
- Recreation and sports 45
- Arts, culture and humanities 45
- Human services 37
- Religion-related 22
- Health care 16
- Community improvement and capacity building 14
- Philanthropy, voluntarism and grantmaking foundations 13
- Youth development 12
- Food, agriculture and nutrition 11
- Animal-related 9
- Housing and shelter 7
- Mutual and membership benefit 6
- Public and societal benefit 6
- Mental health and crisis intervention 6
- Science and technology 5
- Crime and legal-related 4
- International, foreign affairs and national security 4
- Civil rights, social action and advocacy 3
- Employment 3
Every nonprofit in Corvallis, OR · 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.