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

  1. Inland Empire Interpretive Association

    EIN 260808110 · Headquarters: Moreno Valley, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  2. Inland Empire Kids Outdoors

    EIN 844413721 · Headquarters: Riverside, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Inland Marine Interpretive Center

    EIN 411454130 · Headquarters: Excelsior, MN, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  4. Inland Mendocino County Land Trust Incorporated

    EIN 911939339 · Headquarters: Ukiah, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Inland Northwest Chapter of Awma

    EIN 263343336 · Headquarters: Spokane, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Inland Northwest Land Trust

    EIN 911510539 · Headquarters: SPOKANE, WA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Inland Rivers Ports and Terminals Education Program

    EIN 431818092 · Headquarters: JACKSON, MS, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  8. Inland Sea Society Inc

    EIN 391721327 · Headquarters: Washburn, WI, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  9. Inland Seas Education Association

    EIN 382866234 · Headquarters: SUTTONS BAY, MI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Inland Solar Challenge

    EIN 853042635 · Headquarters: Rialto, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Inland Urban Forest Council

    EIN 465525996 · Headquarters: Riverside, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Inland Woods Trails

    EIN 453069168 · Headquarters: BETHEL, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. Inlet & Bay Stewards

    EIN 842385980 · Headquarters: Murrells Inlet, SC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Inlet Hydrangea Trail Volunteers Inc

    EIN 921537109 · Headquarters: ATLANTIC CITY, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. Inmer Expeditions

    EIN 204848207 · Headquarters: East Aurora, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Inner Asian Conservation Inc

    EIN 010560590 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. Inner City Education Family

    EIN 461831800 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Inner City Outdoors Inc

    EIN 862627763 · Headquarters: Cahokia Heights, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Inner Sound Habitats

    EIN 933937530 · Headquarters: West Hartford, CT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Inner-city Coalition on the Environment

    EIN 470806211 · Headquarters: Omaha, NE, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  21. Innerarity Island Preservation Foun Dation Inc

    EIN 883449030 · Headquarters: PENSACOLA, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Innercity Innovations Inc

    EIN 454504689 · Headquarters: HOUSTON, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Inniswood Garden Society Inc

    EIN 311140979 · Headquarters: WESTERVILLE, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Innov8tec Inc

    EIN 923261133 · Headquarters: SIREN, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Innovation 44 Foundation

    EIN 852560860 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  26. Innovation Center for Energy and Sustainability

    EIN 262619591 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Innovation Reef & Wildlife Conservancy

    EIN 853007747 · Headquarters: SAN CARLOS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Innovation Source Research Institut E

    EIN 412777713 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Innovative Butterflies Mercado Solutions

    EIN 272916436 · Headquarters: Whittier, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  30. Innovative Farmers of Ohio

    EIN 311398277 · Headquarters: Gates Mills, OH, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  31. Innovative Research Center for Sustainability

    EIN 810783663 · Headquarters: SUMMERVILLE, SC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Innovators Educational Foundation

    EIN 271324770 · Headquarters: Rolla, MO, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Innsbrook Fishing Club

    EIN 990678080 · Headquarters: Innsbrook, MO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Inoceans - a Beringia Group

    EIN 814144892 · Headquarters: Cayucos, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. InOurHands

    EIN 821569093 · Headquarters: Westminster, MA, United States · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Inscribe 49 Inc

    EIN 813607101 · Headquarters: Jacksonville, FL, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  37. Inside Passage Decarbonization Project Inc

    EIN 832856882 · Headquarters: Portland, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Insight Environment

    EIN 471469609 · Headquarters: Palm Springs, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. Inspire Awareness Now

    EIN 454328922 · Headquarters: Portage, MI, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  40. Inspiring Gardens Inc

    EIN 843238596 · Headquarters: HAMMOND, IN, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  41. Inspiring Nature & Divinity in Americans

    EIN 843780503 · Headquarters: Philadelphia, PA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. Institute for a Sustainable Future

    EIN 411917360 · Headquarters: DULUTH, MN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Institute for Accountable Ocean Governance

    EIN 992539322 · Headquarters: Alexandria, VA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Institute for Advanced Nco Leadership

    EIN 921006996 · Headquarters: Temple, TX, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Institute for Applied Ecology

    EIN 931283716 · Headquarters: CORVALLIS, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Institute for Climate and Peace

    EIN 831440386 · Headquarters: HONOLULU, HI, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  47. Institute for Climate Innovation

    EIN 993347851 · Headquarters: West Palm Beach, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Institute for Climate Truth Inc

    EIN 861491801 · Headquarters: Lake Worth, FL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Institute for Community Micromobility

    EIN 842705540 · Headquarters: AUSTIN, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Institute for Compatible Development

    EIN 201767415 · Headquarters: MOSS POINT, MS, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Institute for Conscious Culture

    EIN 300201043 · Headquarters: John Day, OR, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  52. Institute for Conservation Advocac Research and Education

    EIN 943366465 · Headquarters: NAPA, CA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  53. Institute for Culture and Ecology

    EIN 931266716 · Headquarters: PORTLAND, OR, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  54. Institute for Earth Education

    EIN 237428586 · Headquarters: Greenville, WV, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Institute for Earth Science Research and Education

    EIN 562367416 · Headquarters: Eagleville, PA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Institute for Ecological Health

    EIN 680328081 · Headquarters: EL SOBRANTE, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Institute for Energy and Resource Management

    EIN 853982195 · Headquarters: NEWCASTLE, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Institute for Energy Economics and Financial Analysis Inc

    EIN 454244605 · Headquarters: VALLEY CITY, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Institute for Energy Innovation

    EIN 454458585 · Headquarters: LANSING, MI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Institute for Energy Research

    EIN 760149778 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Institute for Environmental Awareness Inc

    EIN 042514042 · Headquarters: Wilmington, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Institute for Environmental Innovation

    EIN 731610432 · Headquarters: Coweta, OK, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Institute for Environmental Insight Inc

    EIN 273146589 · Headquarters: Tyrone, GA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  64. Institute for Environmental Management

    EIN 770357175 · Headquarters: palo alto, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  65. Institute for Environmental Research and Education Inc

    EIN 043378052 · Headquarters: Vashon, WA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  66. Institute for Environmental Stewardship Incorporated

    EIN 202327126 · Headquarters: Brewster, NY, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  67. Institute for Forest Health

    EIN 861768947 · Headquarters: Prescott, AZ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Institute for Georgia Environmental Leadership

    EIN 201847743 · Headquarters: ATLANTA, GA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Institute for Global Solutions

    EIN 330908631 · Headquarters: Long Beach, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  70. Institute for Market Transformation

    EIN 943241464 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Institute for Natural Resources and Environment

    EIN 812000666 · Headquarters: BUTLER, PA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  72. Institute for Nature and Leadership

    EIN 412121340 · Headquarters: Manitou Springs, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Institute for Neotropical Conservation

    EIN 203252748 · Headquarters: carbondale, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Institute for Ocean Studies

    EIN 061515982 · Headquarters: NORTH HAVEN, CT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Institute for Oceans and Coasts

    EIN 820562534 · Headquarters: Alexandria, VA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  76. Institute for Research and Technical Assistance

    EIN 954253908 · Headquarters: Bothell, WA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  77. Institute for Self Active Education

    EIN 141917354 · Headquarters: Melbourne Beach, FL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Institute for Social and Environmental Transition- International

    EIN 841419302 · Headquarters: Boulder, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Institute for Social Ecology

    EIN 030280149 · Headquarters: Plainfield, VT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Institute for Socio-ecological Research

    EIN 660795286 · Headquarters: Lajas, PR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Institute for Ssds Inc

    EIN 043262234 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  82. Institute for Study of Graphical Heritage

    EIN 260148381 · Headquarters: Yucca Valley, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Institute for Supply Management- Corpus Christi Inc

    EIN 741954221 · Headquarters: Corpus Christi, TX, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  84. Institute for Sustainable Foraging

    EIN 812701091 · Headquarters: Williamsburg, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Institute for Sustainable Water Solutions Inc

    EIN 933079422 · Headquarters: WELLINGTON, FL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Institute for Systemic Learning the Corporation

    EIN 911659644 · Headquarters: Seattle, WA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. Institute for the Development of Earth Awareness

    EIN 133537719 · Headquarters: MORRISTOWN, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Institute for the Development of Environmental Awareness Inc

    EIN 770460227 · Headquarters: ATASCADERO, CA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  89. Institute for the Study of Energy and Our Future

    EIN 261233189 · Headquarters: ELLSWORTH, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Institute of Ecolonomics

    EIN 841236429 · Headquarters: NAMPA, ID, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Institute of Ecotechnics

    EIN 743177755 · Headquarters: SANTA FE, NM, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Institute of Environmental Quality

    EIN 943037160 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  93. Institute of Flight

    EIN 201638987 · Headquarters: ARLINGTON, WA, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990

  94. Institute of Global Energy Education Inc

    EIN 842595369 · Headquarters: Naperville, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Institute of Healthcare Connections

    EIN 884174443 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Institute of Management Accountants Inc

    EIN 237382511 · Headquarters: Olean, NY, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  97. Institute of Management Accountants Inc

    EIN 237382513 · Headquarters: Manitowoc, WI, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. Institute of Management Accountants Inc

    EIN 411277930 · Headquarters: EAU CLAIRE, WI, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  99. Institute of Maritime Research and Discovery Ltd

    EIN 205737315 · Headquarters: Chesterfield, VA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Institute of Modern Wisdom Inc

    EIN 451650262 · Headquarters: Ojai, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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