Environment nonprofits
Environment nonprofits. Browse 35,718 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
- C H O K E Coalition Helping Organize a Kleaner Environment Inc
EIN 582532535 · Headquarters: Long Island City, NY, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- C L E a N
EIN 770061116 · Headquarters: Santa Rosa, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- C O N C E W M Inc
EIN 043185688 · Headquarters: Leominster, MA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- C&o Canal Trust Inc
EIN 300401642 · Headquarters: Williamsport, MD, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- C3vr Inc
EIN 800526801 · Headquarters: PALM SPRINGS, CA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- C4 Christians Concerned About Climate Change
EIN 830758246 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- C40 Cities
EIN 900634376 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- C6 Forest to Farm
EIN 845003532 · Headquarters: Winthrop, WA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- Ca Good Energy
EIN 332006599 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ca Low Carbon Fuel & Energy Coalition
EIN 820977640 · Headquarters: SACRAMENTO, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Cab International Inc
EIN 311780829 · Headquarters: Oxford, Oxfordshire, UK · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Caballo Lake Mutual Domestic Water Association
EIN 432066767 · Headquarters: Caballo, NM, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cabbage Lane
EIN 931089025 · Headquarters: PORTLAND, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cabernet Foundation
EIN 923831180 · Headquarters: CALISTOGA, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Cabinet Resource Group
EIN 810451463 · Headquarters: Heron, MT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cable Lake Association Inc
EIN 200874363 · Headquarters: Rosemount, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cabora Slope Restoration
EIN 334572384 · Headquarters: PLAYA DEL REY, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cabot City Beautiful Inc
EIN 710702550 · Headquarters: Cabot, AR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cabrillo Orchid Society Inc
EIN 770203910 · Headquarters: SAN LUIS OBISPO, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Cabwaylingo State Forest Foundation Inc
EIN 550703486 · Headquarters: DUNLOW, WV, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Caby Regional Water Management Grp
EIN 270355765 · Headquarters: NEVADA CITY, CA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Cacapon and Lost Rivers Land Tr Inc
EIN 550700086 · Headquarters: CAPON BRIDGE, WV, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cache Bayou Outfitters Inc
EIN 832366966 · Headquarters: ULLIN, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cache Garden Club
EIN 331438517 · Headquarters: River Heights, UT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cactus & Succulent Society of Hawaii
EIN 991847919 · Headquarters: Pearl City, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cactus & Succulent Society of Tulsa
EIN 721200407 · Headquarters: Broken Arrow, OK, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Cactus and Succulent Society of America
EIN 956140611 · Headquarters: Pasadena, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cactus and Succulent Society of New Mexico
EIN 850392116 · Headquarters: Albuquerque, NM, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cactus Club at Pinecrest
EIN 760451182 · Headquarters: Houston, TX, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Cactustocloud Institute
EIN 863684271 · Headquarters: La Quinta, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Caddo Biocontrol Alliance
EIN 464497265 · Headquarters: KARNACK, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Caddo Lake Institute Inc
EIN 203622669 · Headquarters: KARNACK, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cadeau Vert
EIN 882434829 · Headquarters: Knoxville, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cadillac Area Land Conservancy
EIN 383259723 · Headquarters: CADILLAC, MI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cadillac Boulevard Neighborhood Development Inc
EIN 823825260 · Headquarters: Akron, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cadillac Garden Club
EIN 383077509 · Headquarters: Cadillac, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cadwalader Park Alliance a Nj Nonprofit Corporation
EIN 260168914 · Headquarters: Trenton, NJ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cahaba River Networking Inc
EIN 452676889 · Headquarters: Birmingham, AL, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Cahaba Riverkeeper Inc
EIN 262623785 · Headquarters: Birmingham, AL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cainsville Community Betterment Committee
EIN 753201484 · Headquarters: Cainsville, MO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cajun Prairie Habitat Preservation Society
EIN 581859563 · Headquarters: Boyce, LA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cajuns for Clean Water Nonprofit Corporation
EIN 820897755 · Headquarters: Breaux Bridge, LA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Cal Green Sustainability
EIN 471957374 · Headquarters: Saint George, UT, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Cal Ore Wetlands & Waterfowl Council
EIN 680460742 · Headquarters: Tulelake, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cal-Wood Education Center
EIN 202472544 · Headquarters: Jamestown, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Calapooia Watershed Council
EIN 264228349 · Headquarters: Brownsville, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Calaveras Big Trees Association
EIN 237405964 · Headquarters: ARNOLD, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- Calaveras County Garden Club
EIN 680257029 · Headquarters: ANGELS CAMP, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Calaveras Fire Prevention and Conservation
EIN 863335745 · Headquarters: San Andreas, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Calaveras River Estates Conservancy Inc
EIN 465105110 · Headquarters: Stockton, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- CalCef Innovations
EIN 261339988 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Caldera Action
EIN 260182926 · Headquarters: Santa Fe, NM, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Caldesal
EIN 800582068 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Calexico New River Committee Inc
EIN 900042067 · Headquarters: CALEXICO, CA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Calf Island Conservancy Inc
EIN 010809168 · Headquarters: Westbrook, CT, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Calflows - California Forum for Leadership on Water Solutions
EIN 473671746 · Headquarters: San Rafael, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Calhoun County Resource Watch
EIN 742585960 · Headquarters: Seadrift, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Calico Fields Environmental Education Inc
EIN 833738565 · Headquarters: MILLINGTON, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- California Age Research Institute Inc
EIN 942676615 · Headquarters: YUBA CITY, CA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- California Alliance for Community Composting
EIN 872187590 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Alliance to Stop the Spray Inc
EIN 320240431 · Headquarters: Santa Cruz, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- California Alpine Club Foundation
EIN 300263904 · Headquarters: MILL VALLEY, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- California Artificial Reef Enhancement
EIN 943326072 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- California Association of Recycling Market Development Zones
EIN 330680971 · Headquarters: Chula Vista, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- California Association of Resource Conservation Districts
EIN 941553749 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Audubon Society San Fernando Valley Audubon Society
EIN 951856339 · Headquarters: VAN NUYS, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Bat Conservation Fund
EIN 943164945 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- California Beekeepers Association
EIN 992002578 · Headquarters: COSTA MESA, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- California Botanical Habitat
EIN 330529598 · Headquarters: Hemet, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- California Botanical Society
EIN 946091639 · Headquarters: BERKELEY, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- California Bountiful Foundation
EIN 680426882 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California CCS Coalition CO Peter Montgomery
EIN 272357228 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- California Clean Energy Committee
EIN 262075656 · Headquarters: DAVIS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- California Clean Energy Fund
EIN 770640000 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Climate Action Now
EIN 863368576 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Climate Defense Fund
EIN 863152043 · Headquarters: HOUSTON, TX, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- California Coastal Arts and Ocean Alliance Inc
EIN 334244025 · Headquarters: SANTA BARBARA, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- California Coastal Coalition
EIN 330865842 · Headquarters: ENCINITAS, CA, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- California Coastal Protection Network
EIN 770527664 · Headquarters: Santa Barbara, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Coastkeeper Dba California Coastkeeper Alliance
EIN 954834043 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- California Commissioning Collaborative Inc
EIN 200546558 · Headquarters: PORTLAND, OR, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ
- California Community Forests Foundation
EIN 680388295 · Headquarters: SACRAMENTO, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- California Community Wildfire Resiliency and Innovation Coalitio
EIN 923440237 · Headquarters: Loomis, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- California Conference of Directors of Environmental Health
EIN 844814983 · Headquarters: CAMERON PARK, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Conservation Fund
EIN 943376787 · Headquarters: san francisco, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-PF
- California Conservation Tr
EIN 320151535 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- California Cotton Alliance
EIN 950597160 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Council of Land Trusts
EIN 010826246 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California Council of Land Trusts Action Fund
EIN 202009364 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- California County Planning Comm Assn Inc
EIN 942390394 · Headquarters: June Lake, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- California Delta Water Education
EIN 271946288 · Headquarters: Oakley, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- California Department of Forestry Employees Association
EIN 330478115 · Headquarters: MORENO VALLEY, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- California Desert Advisory Inc
EIN 833222140 · Headquarters: Pioneertown, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- California Emergency Cleanup Services Inc
EIN 753205432 · Headquarters: Houston, TX, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- California Employer Advisory Council
EIN 943116039 · Headquarters: Oakland, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- California Employer Advisory Council
EIN 943247805 · Headquarters: Lincoln, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- California Environmental Business Council Inc
EIN 330647060 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- California Environmental Finance Corporation
EIN 330671627 · Headquarters: Newport Beach, CA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- California Environmental Justice Alliance
EIN 850592960 · Headquarters: Oakland, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- California Environmental Project
EIN 954270454 · Headquarters: Bend, OR, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N