Environment nonprofits in California
Environment nonprofits in California. Browse 4,392 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Nicasio Land Owners Association Inc
EIN 510174064 · Headquarters: Nicasio, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nicasio Land Preserve
EIN 710919132 · Headquarters: Nicasio, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Nickerson Gardens Resident Management Corporation
EIN 954335368 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Nipomo Action Committee
EIN 932205315 · Headquarters: NIPOMO, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Nipomo Native Garden
EIN 911984898 · Headquarters: NIPOMO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nirvana Carbon Foundation
EIN 393537606 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nkombe Wild
EIN 871042961 · Headquarters: Rancho Palos Verdes, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- No Carbon Fuel Inc
EIN 873830062 · Headquarters: Sunnyvale, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- No More Co2
EIN 851894458 · Headquarters: San Jose, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- No Planet B Corp
EIN 853490791 · Headquarters: LOS ANGELES, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- No Toys Left Behind Inc
EIN 872606412 · Headquarters: SYLMAR, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Nob Hill Foundation
EIN 943275252 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Noble Environmental Foundation Inc
EIN 474179698 · Headquarters: PALM SPRINGS, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Nokaoi Foundation Nokaoi Foundation
EIN 921265179 · Headquarters: Long Beach, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Nonhuman Teachers
EIN 884314173 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Nontoxic Communities Foundation
EIN 834273037 · Headquarters: Newport Beach, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Norco Regional Conservancy
EIN 208336331 · Headquarters: Norco, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- North American Coastal Access Allia Nce
EIN 395022558 · Headquarters: Eureka, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- North American Gas Heat Pump Collaborative
EIN 873806390 · Headquarters: Half Moon Bay, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- North American Sustainable Refrigeration
EIN 474473961 · Headquarters: Mill Valley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- North Cal-neva Resource Conservation and Development Inc
EIN 680360689 · Headquarters: Alturas, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- North Coast Resource Conservation & Development Council
EIN 680484941 · Headquarters: SANTA ROSA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- North County Advocates
EIN 273158348 · Headquarters: CARLSBAD, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- North County Climate Change Alliance
EIN 823619977 · Headquarters: Valley Center, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- North County Trails Association
EIN 201544373 · Headquarters: Atascadero, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- North Delta Conservancy
EIN 680258249 · Headquarters: WALNUT GROVE, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- North East Trees Inc
EIN 954320174 · Headquarters: Los Angeles, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- North Fair Oaks Gardens-nfog
EIN 352604174 · Headquarters: MENLO PARK, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- North Figueroa Association
EIN 912167313 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- North Fork American River Alliance
EIN 770642955 · Headquarters: Gold Run, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- North Grassland Wildlife Foundation
EIN 770433725 · Headquarters: Patterson, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- North Hollywood Community Garden
EIN 261262033 · Headquarters: North Hollywood, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- North Salinas Valley Fund
EIN 264706781 · Headquarters: Monterey, CA, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- North Star Alliance
EIN 832689661 · Headquarters: SANTA MONICA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- North State Climate Action
EIN 872698381 · Headquarters: Redding, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- North Tahoe Family Resource Center
EIN 680219421 · Headquarters: KINGS BEACH, CA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990
- Northcoast Environmental Center
EIN 237122386 · Headquarters: Arcata, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Northcoast Steelhead Alliance - USA Inc
EIN 562457615 · Headquarters: LAGUNA HILLS, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Northeastern California Water Association
EIN 450492753 · Headquarters: MCARTHUR, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Northern Ca Chapter-us Green Building Council
EIN 141885230 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990
- Northern California Botanists
EIN 205183839 · Headquarters: CHICO, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Northern California Ocean Foundation
EIN 204161999 · Headquarters: Wheatland, CA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Northern California Regional Land Trust
EIN 680216430 · Headquarters: CHICO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Northern California Resource Center
EIN 943373377 · Headquarters: FORT JONES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Northern California Solar Energy
EIN 942507697 · Headquarters: ORINDA, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Northern California Unit of the Herb Society of America
EIN 680044215 · Headquarters: Pleasant Hill, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Northshore Environmental Conservancy Inc Co Charles E Robinson
EIN 874161822 · Headquarters: Laguna Beach, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Norwalk Unides
EIN 991072619 · Headquarters: Norwalk, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nosterra Ventures
EIN 923837171 · Headquarters: MENLO PARK, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Not So Much Foundation
EIN 261542836 · Headquarters: San Juan Capistrano, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Novato Garden Club Inc
EIN 946092925 · Headquarters: NOVATO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Novigo Foundation
EIN 472699260 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Nowa Mutual Water Company
EIN 333939766 · Headquarters: Madera, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nuclear Free World Foundation
EIN 881274097 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nuclear Hotseat
EIN 884260790 · Headquarters: Tujunga, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nuoc Solutions
EIN 922802906 · Headquarters: San Mateo, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nupresentation Foundation
EIN 460924870 · Headquarters: San Ysidro, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nysha Inc
EIN 862199680 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oak Canyon Habitat Conservancy
EIN 461317957 · Headquarters: Vacaville, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oak Granary
EIN 852590341 · Headquarters: Potter Valley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oak Grove Docent Council
EIN 680230676 · Headquarters: Stockton, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oakland Recycling Association
EIN 943129944 · Headquarters: Berkeley, CA, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Oasis Preserve International
EIN 954641238 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oasis Restoration
EIN 922576544 · Headquarters: San diego, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ob Alliance Inc
EIN 993161476 · Headquarters: Berkeley, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oc Goes Solar
EIN 834595048 · Headquarters: Irvine, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oc Habitats
EIN 822478090 · Headquarters: SANTA ANA, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Occidental Arts & Ecology Center
EIN 680359676 · Headquarters: Occidental, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ocean Beach Community Garden
EIN 392575085 · Headquarters: san diego, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ocean Beach Green Center
EIN 472875142 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocean Beach Institute
EIN 392143987 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocean Blue Foundation
EIN 450507340 · Headquarters: Imperial Beach, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Ocean Champions
EIN 371502415 · Headquarters: CAPITOLA, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990
- Ocean Conservation Research
EIN 260719608 · Headquarters: LAGUNITAS, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ocean Conservation Society Inc
EIN 954691853 · Headquarters: Marina del Rey, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Ocean Debris Management Initiative
EIN 832595822 · Headquarters: Capitola, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Ocean Defenders Alliance
EIN 320065856 · Headquarters: HUNTINGTON BEACH, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ocean Discovery
EIN 900170698 · Headquarters: Torrance, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Ocean Futures Society Inc
EIN 954455199 · Headquarters: SANTA BARBARA, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- Ocean Geothermal Energy Foundation
EIN 454812829 · Headquarters: Tustin, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Ocean Giant Legacy
EIN 473573510 · Headquarters: PACIFIC GROVE, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Ocean Hills Property Protection Fund Tr
EIN 476250497 · Headquarters: Oceanside, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Ocean Keepers
EIN 990964842 · Headquarters: Bellflower, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ocean Lab
EIN 822789502 · Headquarters: LAGUNA BEACH, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocean Offset
EIN 841855200 · Headquarters: Culver City, CA, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Ocean Patriot
EIN 463250493 · Headquarters: Manhattan Beach, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ocean Planet Explorers
EIN 832512351 · Headquarters: Richmond, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocean Recovery Alliance
EIN 451347667 · Headquarters: Orinda, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocean Rescue Inc
EIN 870998145 · Headquarters: Redondo Beach, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ocean Research Foundation
EIN 460790213 · Headquarters: SAN LEANDRO, CA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ
- Ocean Riders of Marin
EIN 911854904 · Headquarters: Muir Beach, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Ocean Sanctuaries Inc
EIN 465209246 · Headquarters: La Jolla, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ocean Song Farm & Wilderness Center
EIN 680398079 · Headquarters: Occidental, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Ocean Warriors
EIN 872227938 · Headquarters: Seal Beach, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oceanatural
EIN 863325631 · Headquarters: FULLERTON, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Oceanelders Inc
EIN 453034636 · Headquarters: Hollister, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oceanic Awareness Collaboration Inc
EIN 273644448 · Headquarters: RIVERSIDE, CA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Oceanic Preservation Society
EIN 383891081 · Headquarters: Greenbrae, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oceans and Robotics Inc
EIN 832908958 · Headquarters: Marina, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Oceans Rock Inc
EIN 452850450 · Headquarters: Santa Monica, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N