Data / Nonprofits / Oregon / Portland / Environment
Environment nonprofits in Portland, OR: 196 registered with the IRS
196 environment nonprofits are registered with the IRS in Portland, OR, 183 of them 501(c)(3) charities; the 113 that report revenue took in $561.5 million. The largest by revenue: Energy Trust of Oregon Inc ($251.2 million), Bonneville Environmental Foundation ($51.8 million), Northwest Energy Efficiency Alliance Inc ($47 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Energy Trust of Oregon Inc | 501(c)(3) | 2002 | $251.2 million | $96 million | 2024-12 |
| Bonneville Environmental Foundation | 501(c)(3) | 1998 | $51.8 million | $68.8 million | 2025-03 |
| Northwest Energy Efficiency Alliance Inc | 501(c)(3) | 1998 | $47 million | $22.4 million | 2025-12 |
| Forth | 501(c)(3) | 2014 | $21.8 million | $4.5 million | 2024-12 |
| Oregon Climate Trust | 501(c)(3) | 1997 | $18.2 million | $25.6 million | 2025-12 |
| Japanese Garden Society of Oregon | 501(c)(3) | 1963 | $13.1 million | $43.9 million | 2024-12 |
| Lower Columbia Estuary Partnership | 501(c)(3) | 1999 | $12.3 million | $7.6 million | 2025-06 |
| Green Building Initiative Inc | 501(c)(3) | 2006 | $11.7 million | $16 million | 2025-12 |
| Western Rivers Conservancy | 501(c)(3) | 2002 | $11.4 million | $54.4 million | 2025-09 |
| New Buildings Institute Inc | 501(c)(3) | 1998 | $10.3 million | $5.2 million | 2025-06 |
| Bird Alliance of Oregon Inc | 501(c)(3) | 1947 | $7 million | $20.6 million | 2025-06 |
| Pacific Fishery Management Council | 501(c)(3) | 1992 | $6 million | $2.1 million | 2024-12 |
| International Living Future Institute | 501(c)(3) | 2010 | $5.9 million | $448,554 | 2024-12 |
| Global Electronics Council | 501(c)(4) | 2006 | $5 million | $5.1 million | 2024-12 |
| Hoyt Arboretum Friends Foundation Inc | 501(c)(3) | 1991 | $4.6 million | $6 million | 2025-12 |
| Friends of Trees | 501(c)(3) | 1994 | $4.4 million | $2.1 million | 2025-08 |
| Willamette Partnership | 501(c)(3) | 2006 | $3.8 million | $1.7 million | 2025-06 |
| Trash for Peace | 501(c)(3) | 2012 | $3.1 million | $1.2 million | 2024-12 |
| Our Streets PDX | 501(c)(3) | 2020 | $3 million | $4.8 million | 2025-06 |
| Free Geek | 501(c)(3) | 2000 | $3 million | $2.9 million | 2025-09 |
| Lan Su Chinese Garden | 501(c)(3) | 2000 | $2.9 million | $3.5 million | 2024-12 |
| Friends of Zenger Farm | 501(c)(3) | 1999 | $2.8 million | $2.5 million | 2024-12 |
| Renewable Northwest Project | 501(c)(3) | 1997 | $2.7 million | $1.8 million | 2025-12 |
| Oregon Environmental Council Inc | 501(c)(3) | 1985 | $2.4 million | $4.1 million | 2025-03 |
| Friends of the Columbia Gorge Land Trust | 501(c)(3) | 2007 | $2.3 million | $18.3 million | 2025-06 |
| Johnson Creek Watershed Association | 501(c)(3) | 2001 | $2.1 million | $634,902 | 2025-06 |
| 1000 Friends of Oregon | 501(c)(3) | 1975 | $2.1 million | $5.9 million | 2025-03 |
| Oregon Natural Resources Council Fund | 501(c)(3) | 1975 | $2 million | $3.3 million | 2025-09 |
| Crag Law Center | 501(c)(3) | 2002 | $1.9 million | $4.5 million | 2025-12 |
| Westwind Stewardship Group | 501(c)(3) | 2005 | $1.7 million | $5.1 million | 2024-12 |
| Solve | 501(c)(3) | 1970 | $1.7 million | $5.2 million | 2025-09 |
| Our United Villages | 501(c)(3) | 1998 | $1.7 million | $4 million | 2024-12 |
| World Forestry Center Inc | 501(c)(3) | 1966 | $1.7 million | $23.5 million | 2025-12 |
| Trailkeepers of Oregon | 501(c)(3) | 2010 | $1.7 million | $352,938 | 2025-12 |
| Scrap Creative Reuse | 501(c)(3) | 1999 | $1.5 million | $2.6 million | 2025-06 |
| Cool Roof Rating Council Inc | 501(c)(3) | 1999 | $1.4 million | $3.3 million | 2024-12 |
| Oregon Progress Forum | 501(c)(3) | 2002 | $1.4 million | $1.2 million | 2024-12 |
| Mazamas | 501(c)(3) | 1946 | $1.4 million | $3.4 million | 2024-12 |
| Leach Botanical Garden | 501(c)(3) | 1982 | $1.4 million | $1 million | 2025-06 |
| Coalition of Oregon Land Trusts | 501(c)(3) | 2012 | $1.3 million | $1.5 million | 2024-12 |
| The Forest Park Conservancy | 501(c)(3) | 1989 | $1.2 million | $1.7 million | 2025-06 |
| Intertribal Timber Council | 501(c)(3) | 1996 | $1.1 million | $7.1 million | 2025-09 |
| The Oregon League of Conservation Voters | 501(c)(4) | 1995 | $1.1 million | $853,311 | 2024-12 |
| Old Town Community Association | 501(c)(3) | 2020 | $1.1 million | $420,216 | 2025-06 |
| Resource Innovation Institute | 501(c)(3) | 2018 | $1.1 million | $99,485 | 2024-12 |
| Salmon-Safe | 501(c)(3) | 2002 | $1 million | $731,668 | 2025-12 |
| Columbia Slough Watershed Council Inc | 501(c)(3) | 2003 | $1 million | $493,171 | 2025-06 |
| Oregon Parks Forever | 501(c)(3) | 1995 | $1 million | $1.7 million | 2025-09 |
| American Rhododendron Society | 501(c)(3) | 1993 | $900,203 | $6.5 million | 2025-06 |
| Rogue Farm Corps | 501(c)(3) | 2004 | $878,517 | $414,429 | 2025-12 |
| Bark | 501(c)(3) | 1999 | $833,712 | $525,610 | 2025-06 |
| Wave Foundation | 501(c)(3) | 2021 | $775,516 | $178,038 | 2024-12 |
| Depave | 501(c)(3) | 2011 | $740,365 | $286,902 | 2024-12 |
| Oregon Solar Energy Education Fund | 501(c)(3) | 2019 | $691,122 | $261,615 | 2024-12 |
| Silvix Resources | 501(c)(3) | 2023 | $650,993 | $335,684 | 2025-12 |
| Oregon League of Conservation Voters Education Fund | 501(c)(3) | 1995 | $631,320 | $146,955 | 2024-12 |
| Wetlands Conservancy Inc | 501(c)(3) | 1981 | $621,275 | $13.6 million | 2025-06 |
| Halprin Landscape Conservancy | 501(c)(3) | 2008 | $590,564 | $36,266 | 2024-12 |
| Ecology in Classrooms and Outdoors Northwest | 501(c)(3) | 2007 | $553,776 | $1.6 million | 2025-12 |
| Elakha Alliance | 501(c)(3) | 2020 | $515,089 | $590,850 | 2024-12 |
| Deschutes River Alliance | 501(c)(3) | 2014 | $505,975 | $380,464 | 2024-12 |
| Go Alliance | 501(c)(3) | 2022 | $497,407 | $304,595 | 2025-12 |
| 350PDX | 501(c)(3) | 2014 | $485,290 | $192,391 | 2024-12 |
| Confluence Environmental Center | 501(c)(3) | 2013 | $451,226 | $677 | 2025-12 |
| Portland Harbor Community Coalition | 501(c)(3) | 2023 | $435,549 | $336,851 | 2025-12 |
| Hardy Plant Society of Oregon | 501(c)(3) | 2007 | $434,524 | $373,870 | 2025-09 |
| Forest Biometrics Research Institute | 501(c)(3) | 2006 | $418,639 | $493,777 | 2025-12 |
| Western Resources Legal Center | 501(c)(3) | 2007 | $388,848 | $1 million | 2025-12 |
| Portland Garden Club | 501(c)(3) | 1958 | $378,974 | $698,254 | 2025-05 |
| Magic Canoe | 501(c)(3) | 2020 | $376,820 | $1.2 million | 2025-12 |
| Neighbors for Clean Air | 501(c)(3) | 2011 | $372,899 | $590,034 | 2024-12 |
| Japanese Garden Foundation of Oregon | 501(c)(3) | 2002 | $360,398 | $7.6 million | 2024-12 |
| Royal Rosarian Foundation | 501(c)(3) | 1997 | $352,502 | $544,493 | 2025-09 |
| American-Hellenic Educational Center Inc | 501(c)(3) | 1991 | $347,338 | $1.4 million | 2024-12 |
| Parking Reform Network | 501(c)(3) | 2019 | $347,252 | $229,220 | 2024-12 |
| RNW Action Fund | 501(c)(4) | 2026 | $340,000 | $109,975 | 2025-12 |
| Adopt One Block | 501(c)(3) | 2019 | $334,995 | $287,644 | 2024-12 |
| Physicians for Social Responsibility Inc | 501(c)(3) | 1970 | $313,736 | $318,213 | 2025-12 |
| Center for Diversity & the Environment | 501(c)(3) | 2010 | $292,906 | $752,114 | 2025-12 |
| North American Biochar Council | 501(c)(3) | 2025 | $290,000 | $179,940 | 2024-12 |
| Human Access Project | 501(c)(3) | 2013 | $226,653 | $236,135 | 2024-12 |
| Solar Oregon | 501(c)(3) | 1982 | $208,625 | $42,785 | 2024-12 |
| Van Veen Heritage Garden | 501(c)(3) | 2019 | $205,309 | $324,107 | 2025-06 |
| World Salmon Council Inc | 501(c)(3) | 2013 | $202,826 | $38,019 | 2025-06 |
| Oregon Climate and Agriculture Network | 501(c)(3) | 2025 | $192,863 | $201,171 | 2025-12 |
| Eco-School Network | 501(c)(3) | 2007 | $189,907 | $204,528 | 2025-06 |
| Pacific Rivers | 501(c)(3) | 1992 | $184,058 | $202,409 | 2024-12 |
| People of Color Outdoors | 501(c)(3) | 2024 | $180,130 | $110,952 | 2025-06 |
| Intertwine Alliance Foundation | 501(c)(3) | 2011 | $171,211 | $17,048 | 2025-06 |
| James Recycling | 501(c)(3) | 2023 | $151,308 | $120,381 | 2025-12 |
| Loco Por La Aventura | 501(c)(3) | 2024 | $150,658 | $161,721 | 2025-12 |
| Portland Botanical Gardens | 501(c)(3) | 2020 | $142,806 | $21,009 | 2024-12 |
| Healthy Forests Healthy Communities | 501(c)(4) | 2003 | $125,617 | $226,016 | 2025-12 |
| Green Sports Alliance Foundation | 501(c)(3) | 2015 | $122,769 | $213,443 | 2024-12 |
| Renewable Energy Scholarship Foundation | 501(c)(3) | 2005 | $113,834 | $174,661 | 2025-12 |
| Portland Garden Club Foundation | 501(c)(3) | 1995 | $109,162 | $4.6 million | 2025-05 |
| Ospirg Foundation Inc | 501(c)(3) | 1995 | $99,987 | $435,694 | 2025-06 |
| Umbrella | 501(c)(3) | 2007 | $98,777 | $192,343 | 2025-06 |
| Northwest Environmental Advocates | 501(c)(3) | 1982 | $85,631 | $251,713 | 2024-12 |
| Cascadia Wild | 501(c)(3) | 2000 | $82,715 | $64,219 | 2026-03 |
| Tryon Creek Watershed Council | 501(c)(3) | 2014 | $81,880 | $110,476 | 2025-12 |
| Elk Rock Garden Foundation | 501(c)(3) | 1994 | $78,363 | $5.2 million | 2024-12 |
| Looptfoundation | 501(c)(3) | 2018 | $78,031 | $16,567 | 2023-12 |
| Place Initiative | 501(c)(3) | 2023 | $76,438 | $23,237 | 2024-12 |
| Urban Greenspaces Institute | 501(c)(3) | 1999 | $71,846 | $133,715 | 2025-06 |
| Oregon Sustainable Agriculture Land Trust Inc | 501(c)(3) | 2003 | $68,038 | $2.9 million | 2024-12 |
| Wapato Table | 501(c)(3) | 2025 | $65,600 | $12,924 | 2024-12 |
| Sea Watch Inc | 501(c)(3) | 1995 | $62,907 | $12,371 | 2025-12 |
| Pacific Northwest Forest Service Association Inc | 501(c)(3) | 2002 | $56,931 | $165,362 | 2025-12 |
| Oregon Business Alliance for Climate | 501(c)(4) | 2019 | $33,504 | $18,559 | 2025-12 |
| Ariel Weissmann Foundation | 501(c)(3) | 2024 | $16,684 | $89,643 | 2025-12 |
| United States Biochar Initiative | 501(c)(3) | 2016 | $10,453 | $25,822 | 2025-12 |
| Three Sequoia Land Conservation | 501(c)(3) | 2016 | $10,162 | $514,113 | 2025-12 |
| Aisig Restore | 501(c)(3) | 2026 | |||
| Amplify Ability Corporation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Apples To Applesauce | 501(c)(3) | 2026 | |||
| Betair | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Birding for the People | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Branch Out | 501(c)(3) | 2024 | $0 | $0 | 2026-03 |
| Cabbage Lane | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Caribbean Ecology Institute | 501(c)(3) | 2026 | |||
| Cascade Wildfire Service Corps | 501(c)(3) | 2026 | |||
| Cascadia Action | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Cascadia Magical Activists | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Cascadia Media Lab | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Chehalem Mountain Water Council Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Circumpolar Conservation Union | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Climate Jobs Oregon | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Climate Jobs Oregon Action Fund | 501(c)(4) | 2026 | $0 | $0 | 2025-12 |
| Climate Optimists | 501(c)(3) | 2026 | |||
| Climate Stewards Collective | 501(c)(4) | 2024 | $0 | $0 | 2025-12 |
| Columbia Watershed Environmental Advocates Inc | 501(c)(3) | 2017 | $0 | $0 | 2023-12 |
| Conscious Growth | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Consumptive Conservationist Collective Inc | 501(c)(3) | 2020 | $0 | $0 | 2025-10 |
| Cooper Spur Wild and Free | 501(c)(3) | 2005 | $0 | $3,850 | 2025-12 |
| Envi Crochet | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Every Day Regeneration | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Federation of Western Outdoor Clubs | 501(c)(4) | 2019 | $0 | $0 | 2025-12 |
| Friends of Irtg | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Friends of Liberty Hill | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Friends of Rock Creek | 501(c)(4) | 2009 | $0 | $0 | 2026-06 |
| Friends of Smith & Bybee Lakes | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Friends of the Portland Memory Garden | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Giganteum | 501(c)(3) | 2026 | |||
| Goodland Institute | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Green Roof Info Think Thank | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Greenhouses for All | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Ground Score Association | 501(c)(3) | 2025 | |||
| H4X | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Habitat Conservation Group | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Hayden Island Community Safety Initiative Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| High Desert Wildtending Network | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| I Ride To Support | 501(c)(3) | 2023 | $0 | $0 | 2025-04 |
| Illahee | 501(c)(3) | 1999 | $0 | $0 | 2026-06 |
| Inside Passage Decarbonization Project Inc | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Leading Water Forward | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Living Earth Gatherings for Deep Change | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Mizu | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Neighbors for Wetland Preservation | 501(c)(3) | 2022 | $3,546 | 2025-12 | |
| Northwest Environmental and Self Reliance Trust | 501(c)(4) | 2004 | $0 | $0 | 2025-12 |
| Oregon Association of Professional Energy Managers | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Oregon Orchid Society Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Pacific Northwest Chapter-American Bamboo Society | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Pacific Northwest Small Forest Trust | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Phoenix Regen | 501(c)(3) | 2025 | |||
| Plastic Block Project Org Inc | 501(c)(3) | 2025 | |||
| Policy Initiatives Group Inc | 501(c)(3) | 1993 | $0 | $0 | 2025-12 |
| Portland Clean Air | 501(c)(4) | 2022 | $0 | $0 | 2025-12 |
| Portland Food Forest Initiative | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Portland Monarchs Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Portland Orchid Society | 501(c)(3) | 2007 | $0 | $0 | 2025-06 |
| Rocky Butte Preservation Society Incorporated | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Sand Mountain Society | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Sensorbot | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Sherrett Food Forerts | 501(c)(3) | 2026 | |||
| Soil Food Web Foundation | 501(c)(3) | 2026 | |||
| Soltrekker | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Stream-N Network | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| The Carbon Foundation | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| 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 |
| Tonip Ka-Ak Alliance | 501(c)(3) | 2026 | |||
| Treekeepers of Washington County | 501(c)(3) | 2022 | $0 | $0 | 2026-06 |
| Union Community PDX | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Upper Clackamas Whitewater Festival | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Verde Action | 501(c)(4) | 2025 | $0 | $0 | 2025-06 |
| Waimea Malama Inc | 501(c)(3) | 2023 | $21,963 | 2025-12 | |
| Waterside Renewal Foundation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| We4all | 501(c)(3) | 2021 | $2,063 | 2023-12 | |
| Westside Planet Alliance | 501(c)(3) | 2021 | $0 | $0 | 2026-06 |
| Wildside | 501(c)(3) | 2021 | $0 | $0 | 2023-12 |
| Wind River Trust | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Women in Environment - Portland | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| World Water Watch A Nonprofit Corporation | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| XR Actions | 501(c)(4) | 2022 | $0 | $0 | 2025-12 |
| Your Nature Network | 501(c)(3) | 2024 |
Other causes in Portland, OR
- Arts, culture and humanities 663
- Education 535
- Human services 427
- Religion-related 425
- Recreation and sports 332
- Community improvement and capacity building 300
- Philanthropy, voluntarism and grantmaking foundations 251
- Health care 173
- Youth development 146
- Housing and shelter 116
- Animal-related 110
- International, foreign affairs and national security 105
- Public and societal benefit 104
- Mental health and crisis intervention 101
- Civil rights, social action and advocacy 99
- Crime and legal-related 74
- Employment 73
- Food, agriculture and nutrition 65
- Diseases, disorders and medical disciplines 50
- Science and technology 45
- Mutual and membership benefit 42
- Medical research 25
- Public safety, disaster preparedness and relief 21
- Social science 5
Every nonprofit in Portland, 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.