Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Lone Tree Wetland Habitat AssociationAtwater | Form 990-EZ | $159,030FY2025 |
| Enviromental Council of Sacramento IncSacramento | Form 990-EZ | $158,905FY2025 |
| Global Footprint Network IncOakland | Form 990-EZ | $156,478FY2024 |
| Center for Strategic Policy InnovationNewport Beach | Form 990-EZ | $155,812FY2024 |
| Mother NativesSacramento | Form 990-EZ | $155,444FY2025 |
| Mothers for NuclearLos Osos | Form 990-EZ | $154,945FY2024 |
| Habitat Management FoundationRocklin | Form 990 | $154,523FY2024 |
| Upper Merced River Watershed CouncilMariposa | Form 990-EZ | $153,959FY2025 |
| California Urban Forests CouncilLaguna Beach | Form 990-EZ | $153,753FY2025 |
| The Britton FundPorterville | Form 990 | $153,261FY2025 |
| The River Conservancy at Tesoro Vie JoFresno | Form 990 | $153,071FY2025 |
| Los Angeles Audubon Society IncLos Angeles | Form 990 | $152,591FY2025 |
| VC Colab FoundationVentura | Form 990-EZ | $151,421FY2025 |
| California Society of American ForestersActon | Form 990-EZ | $150,588FY2024 |
| LumbercycleSan Diego | Form 990-EZ | $150,210FY2023 |
| The Urban Wildlands Group IncLos Angeles | Form 990-EZ | $150,072FY2025 |
| Friends of Edgewood Park-Friends of Edgewood Natural PreserveRedwood City | Form 990 | $148,848FY2025 |
| Antelope Valley ConservancyLake Hughes | Form 990 | $148,431FY2025 |
| Save Elephant HillLos Angeles | Form 990-EZ | $148,009FY2025 |
| Amigos de Bolsa ChicaHuntington Beach | Form 990 | $147,959FY2025 |
| Forest Resource CollaborativeCool | Form 990-EZ | $147,189FY2025 |
| Friends of Corte Madera Creek WatershedLarkspur | Form 990-EZ | $147,128FY2025 |
| Neotropical Grassland ConservancySacramento | Form 990-EZ | $146,974FY2025 |
| Great Valley Land TrustVisalia | Form 990-EZ | $146,476FY2025 |
| Friends of Amargosa BasinShoshone | Form 990-EZ | $145,184FY2025 |
| Trek ReliefAlhambra | Form 990-EZ | $144,982FY2025 |
| Aquaticfoundationorg IncConcord | Form 990-EZ | $144,791FY2025 |
| California Trails Conference FoundationSacramento | Form 990-EZ | $144,256FY2025 |
| Garden Club of Santa BarbaraSanta Barbara | Form 990-EZ | $143,285FY2025 |
| Huntington Beach Tree Society IncHuntington Beach | Form 990-EZ | $142,602FY2025 |
| Watts Community Development Corporation IncLos Angeles | Form 990-EZ | $142,020FY2025 |
| Ecohydrology Research IncWoodland | Form 990-EZ | $141,913FY2025 |
| Friends of Shipley Nature CenterHuntington Beach | Form 990-EZ | $140,760FY2024 |
| Lowelifes Respectable Citizens ClubGlendale | Form 990-EZ | $139,607FY2025 |
| Friends of the Napa River IncNapa | Form 990-EZ | $139,372FY2025 |
| Solar InitiativeIndio | Form 990-EZ | $139,146FY2025 |
| Communities for Sustainable Monterey CountyMonterey | Form 990-EZ | $138,762FY2025 |
| California Native Horticultural FoundationSan Juan Capistrano | Form 990-EZ | $138,389FY2025 |
| Shasta Trinity Unit of Backcountry Horsemen of CaliforniaCottonwood | Form 990-EZ | $138,161FY2025 |
| Urban Salvaged and Reclaimed Woods IncSheridan | Form 990-EZ | $138,031FY2024 |
| Burney-Fall River Education FoundationMcArthur | Form 990 | $137,955FY2025 |
| Environmental Center of San DiegoSan Diego | Form 990-EZ | $134,696FY2025 |
| Eco EraForest Knolls | Form 990-EZ | $133,771FY2024 |
| Whiskeytown Environmental School CommunityWhiskeytown | Form 990 | $133,456FY2024 |
| Things That CreepRichmond | Form 990-EZ | $132,787FY2025 |
| Cactustocloud InstituteLa Quinta | Form 990-EZ | $132,682FY2025 |
| Cool Davis FoundationDavis | Form 990-EZ | $132,351FY2024 |
| Carmel by the Sea Garden ClubPebble Beach | Form 990 | $131,907FY2025 |
| California Native Grass AssociationDavis | Form 990-EZ | $131,455FY2025 |
| Altacal Audubon Society IncChico | Form 990 | $131,377FY2025 |
801 to 850 of 3,142