Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Go AlliancePortland | Form 990 | $497,407FY2025 |
| Wild Rivers Land TrustPort Orford | Form 990 | $496,842FY2024 |
| 350PDXPortland | Form 990 | $485,290FY2024 |
| Yew Creek Land AllianceRoseburg | Form 990 | $457,976FY2025 |
| Oregon Women in TimberDallas | Form 990 | $453,303FY2025 |
| Confluence Environmental CenterPortland | Form 990 | $451,226FY2025 |
| Portland Harbor Community CoalitionPortland | Form 990 | $435,549FY2025 |
| Darksky OregonBend | Form 990 | $435,541FY2025 |
| Hardy Plant Society of OregonPortland | Form 990 | $434,524FY2025 |
| Forest Biometrics Research InstitutePortland | Form 990 | $418,639FY2025 |
| Crooked River Watershed CouncilPrineville | Form 990 | $410,660FY2025 |
| Wildroots Collective for Learning and StewardshipGales Creek | Form 990 | $403,050FY2025 |
| Wallowa Mountains Hells Canyon Trails AssociationEnterprise | Form 990 | $400,764FY2025 |
| Western Resources Legal CenterPortland | Form 990 | $388,848FY2025 |
| Portland Garden ClubPortland | Form 990 | $378,974FY2025 |
| Outdoor Education AdventuresMcMinnville | Form 990 | $376,962FY2025 |
| Magic CanoePortland | Form 990 | $376,820FY2025 |
| Neighbors for Clean AirPortland | Form 990 | $372,899FY2024 |
| CO2 Solved FoundationJunction City | Form 990 | $368,750FY2024 |
| Master Gardener AssociationCorvallis | Group return | $359,019FY2019 |
| Royal Rosarian FoundationPortland | Form 990 | $352,502FY2025 |
| American-Hellenic Educational Center IncPortland | Form 990 | $347,338FY2024 |
| Parking Reform NetworkPortland | Form 990 | $347,252FY2024 |
| Adopt One BlockPortland | Form 990 | $334,995FY2024 |
| North Santiam Watershed CouncilStayton | Form 990 | $334,896FY2025 |
| Oregon Conservation Education & Assistance NetworkBeavercreek | Form 990 | $330,849FY2025 |
| Harney County Watershed Council IncHines | Form 990 | $326,808FY2025 |
| Physicians for Social Responsibility IncPortland | Form 990 | $313,736FY2025 |
| Pacific Coast Obstetrical and Gynecological SocietyCorvallis | Form 990 | $300,357FY2024 |
| Greater Oregon City Watershed CouncilOregon City | Form 990 | $299,177FY2025 |
| Freshwaters IllustratedCorvallis | Form 990 | $297,818FY2025 |
| Siskiyou Field InstituteSelma | Form 990 | $294,829FY2024 |
| Center for Diversity & the EnvironmentPortland | Form 990 | $292,906FY2025 |
| North American Biochar CouncilPortland | Form 990 | $290,000FY2024 |
| Friends of the OwyheeOntario | Form 990 | $284,938FY2024 |
| Curry Watersheds NonprofitGold Beach | Form 990 | $281,559FY2025 |
| Forest Bridges the O&C Forest Habitat Project IncRoseburg | Form 990 | $276,223FY2025 |
| Umpqua Fishery Enhancement DerbyRoseburg | Form 990 | $276,165FY2024 |
| Fertile Ground ConservancyEugene | Form 990 | $261,808FY2025 |
| School Garden Project of Lane CountyEugene | Form 990 | $259,879FY2025 |
| Tualatin River Watershed CouncilHillsboro | Form 990 | $254,143FY2025 |
| Friends of the Tualatin River National Wildlife RefugeSherwood | Form 990 | $250,667FY2025 |
| Organization of Fire Contractors and AffiliatesEugene | Form 990 | $247,634FY2025 |
| Pudding River Watershed CouncilWoodburn | Form 990 | $243,003FY2024 |
| Columbia Gorge Stewardship AllianceHood River | Form 990 | $233,106FY2025 |
| The Beaver CoalitionJacksonville | Form 990 | $231,797FY2024 |
| Human Access ProjectPortland | Form 990 | $226,653FY2024 |
| Friends of Malheur National Wildlife RefugePrinceton | Form 990 | $219,629FY2024 |
| Elk Creek Watershed Council IncYoncalla | Form 990 | $214,793FY2023 |
| Oswego Lake Watershed CouncilLake Oswego | Form 990 | $211,899FY2025 |
151 to 200 of 701