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. Na Leo Pohai

    EIN 990332954 · Headquarters: HONOLULU, HI, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  2. Na Mamo Aloha Aina O Honokohau

    EIN 843838841 · Headquarters: LAHAINA, HI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Na Mamo O Kawa

    EIN 465114219 · Headquarters: Naalehu, HI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Na Mamo O Muolea

    EIN 205764862 · Headquarters: HANA, HI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Na Pali Coast Ohana

    EIN 990327138 · Headquarters: LIHUE, HI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Na Papai Wawae Ulaula

    EIN 884311039 · Headquarters: Wailuku, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Naamehnay Project Inc

    EIN 203576278 · Headquarters: Las Cruces, NM, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Nabnasset Lake Preservation Assoc

    EIN 043247732 · Headquarters: WESTFORD, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. Nac Conservation Inc

    EIN 264548593 · Headquarters: Nantucket, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Nacogdoches Daylily Society

    EIN 752313449 · Headquarters: NACOGDOCHES, TX, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  11. Nagashotah Shores Lake Association

    EIN 823613782 · Headquarters: Delafield, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Nahant Marsh Education Center

    EIN 383667579 · Headquarters: DAVENPORT, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Nahant S W I M Inc

    EIN 412242028 · Headquarters: Nahant, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Nahele Hou Foundation Fka Waiohuli Mana Foundation

    EIN 921128631 · Headquarters: KULA, HI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  15. Naifa Digital Coast

    EIN 510161636 · Headquarters: Palos Verdes Estates, CA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  16. Nals Inc

    EIN 010477710 · Headquarters: Warren, ME, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  17. Nals Inc

    EIN 562620945 · Headquarters: West Palm Beach, FL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  18. Nals Inc

    EIN 581767328 · Headquarters: Warren, ME, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  19. Namakagon Lake Association Inc

    EIN 391857612 · Headquarters: Cable, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Namaske Lake Association

    EIN 263159672 · Headquarters: Manchester, NH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Namekagon River Partnership Inc

    EIN 454004593 · Headquarters: Hayward, WI, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  22. Nanjemoy Vision Inc

    EIN 320078019 · Headquarters: Nanjemoy, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Nanjemoy-potomac Enviromental Coalition Inc

    EIN 522249581 · Headquarters: Nanjemoy, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Nannen Arboretum Society

    EIN 464731072 · Headquarters: ELLICOTTVILLE, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Nanny May Inc

    EIN 660747616 · Headquarters: DORADO, PR, RQ · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  26. Nanofasa USA Incorporated

    EIN 814640893 · Headquarters: Excelsior Springd, MO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Nanoq Guide Services & Survival Training

    EIN 922940127 · Headquarters: Dover Foxcroft, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Nansemond River Preservation Alliance

    EIN 272941030 · Headquarters: Suffolk, VA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Nansen Ski Club Inc

    EIN 020405091 · Headquarters: BERLIN, NH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Nanticoke Conservation Club

    EIN 236399302 · Headquarters: Nanticoke, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  31. Nanticoke Heritage Byway Inc

    EIN 822070572 · Headquarters: Seaford, DE, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Nanticoke River Watershed Conservan C/o Lank Johnson & Tull

    EIN 510342623 · Headquarters: SEAFORD, DE, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Nanticoke Watershed Alliance Inc

    EIN 521948570 · Headquarters: Seaford, DE, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Nantucket Coastal Conservancy

    EIN 463176763 · Headquarters: NANTUCKET, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Nantucket Community Association Inc

    EIN 911828576 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Nantucket Conservation Foundation Inc

    EIN 042373794 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Nantucket Deconstruction and Salvage

    EIN 392317374 · Headquarters: Nantucket, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Nantucket Garden Club Inc

    EIN 237099114 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Nantucket Land & Water Council Inc

    EIN 510180597 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Nantucket Lights Inc

    EIN 872558646 · Headquarters: Siasconset, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Napa County Seed Library

    EIN 850755714 · Headquarters: Napa, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. Napa Green

    EIN 843348126 · Headquarters: NAPA, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Napa Valley Vine Trail Coalition

    EIN 263426758 · Headquarters: Napa, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Napa Vision 2050

    EIN 474825723 · Headquarters: YOUNTVILLE, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Napa Vision 2050 - Education Fund

    EIN 830898996 · Headquarters: Napa, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. Naperville for Clean Energy and Conservation

    EIN 010907246 · Headquarters: Naperville, IL, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  47. Naperville Garden Club Inc

    EIN 363131643 · Headquarters: NAPERVILLE, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Napili Bay and Beach Foundationinc

    EIN 205394259 · Headquarters: LAHAINA, HI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Naples Botanical Garden Inc

    EIN 650511429 · Headquarters: NAPLES, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Naples Chapter of the Florida Native Plant Society Inc

    EIN 650551662 · Headquarters: ESTERO, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Naples Garden Club

    EIN 596159376 · Headquarters: Naples, Florida, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Naples Main Street Inc

    EIN 452676643 · Headquarters: NAPLES, ME, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  53. Naromi Land Trust Inc C/o Northwest Connecticut Land Cons

    EIN 060848037 · Headquarters: KENT, CT, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990

  54. Narragansett Surf Casters

    EIN 262643890 · Headquarters: NARRAGANSETT, RI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Narragansett Tree Society

    EIN 050510388 · Headquarters: NARRAGANSETT, RI, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  56. Narrow Ridge Center

    EIN 581985875 · Headquarters: WASHBURN, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Narrow River Land Trust Inc

    EIN 050383786 · Headquarters: Saunderstown, RI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Narrow River Preservation Assoc Inc

    EIN 237085120 · Headquarters: Saunderstown, RI, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  59. Narrow Way Nature Center

    EIN 822558233 · Headquarters: Hartsville, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Narrows Botanical Gardens Inc

    EIN 113382931 · Headquarters: Brooklyn, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Nasa Area African Violet Society

    EIN 854179009 · Headquarters: WEBSTER, TX, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Nash Forreston Water Supply Corporation

    EIN 751406464 · Headquarters: Forreston, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Nash Ranch Road Association

    EIN 680287046 · Headquarters: Philo, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  64. Nashoba Conservation Trust

    EIN 237066018 · Headquarters: Pepperell, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Nashua River Watershed Assoc Inc

    EIN 237055674 · Headquarters: GROTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Nashville Bonsai Society Inc

    EIN 990488307 · Headquarters: Brentwood, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Nashville Community Gardens

    EIN 994150546 · Headquarters: NASHVILLE, AR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Nashville Lawn and Garden Foundation

    EIN 822598556 · Headquarters: Franklin, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Nashville Parks Foundation

    EIN 473639207 · Headquarters: NASHVILLE, TN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. Nashville Reimagined

    EIN 861958128 · Headquarters: Nashville, TN, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990

  71. Nashville Tree Conservation Corps

    EIN 833548812 · Headquarters: NASHVILLE, TN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Nassau County Beekeepers Association

    EIN 844374842 · Headquarters: Callahan, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Nassau County Community Gardeners Assoc Inc

    EIN 113381902 · Headquarters: East Meadow, NY, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  74. Nassau Land Trust Inc

    EIN 113604202 · Headquarters: GARDEN CITY PARK, NY, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  75. Nassau Union of Concerned Citizens Inc

    EIN 222488750 · Headquarters: Nassau, NY, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Natchez Trace Parkway Association Inc

    EIN 640740944 · Headquarters: Tupelo, MS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Nathan Benderson Park Foundation Inc

    EIN 471806664 · Headquarters: UNIVERSITY PARK, FL, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  78. Nathan Waste Management

    EIN 825365959 · Headquarters: LADSON, SC, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  79. Nathaniel Wheeler Tua-worc

    EIN 046437271 · Headquarters: DALLAS, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  80. Nathans Divide Watershed Education Center

    EIN 810853163 · Headquarters: Johnstown, PA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Nation Ford Land Trust

    EIN 570890903 · Headquarters: Fort Mill, SC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Nation Treasures

    EIN 813027053 · Headquarters: SULLIVAN, ME, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. National Alliance of Energy Practitioners

    EIN 842949533 · Headquarters: Marana, AZ, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. National American Glass Club

    EIN 521743995 · Headquarters: Evanston, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  85. National Association for Competitive Mounted Orienteering I

    EIN 822205322 · Headquarters: MILTON, IN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Association of Abandoned Mine Land Programs

    EIN 830310654 · Headquarters: CHEYENNE, WY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. NATIONAL ASSOCIATION OF ASIAN AMERICAN Professionals Boston Inc

    EIN 043168838 · Headquarters: Boston, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. National Association of Centralized Wastewater Treatment

    EIN 455290979 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  89. National Association of Clean Air Agencies Inc

    EIN 421708016 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. National Association of Conservation Districts

    EIN 741162773 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  91. National Association of Disability Representatives

    EIN 742997472 · Headquarters: HOUSTON, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. National Association of Environmental Professionals - Sout

    EIN 851400509 · Headquarters: Columbia, SC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. National Association of Environmental Professionals Inc

    EIN 510193940 · Headquarters: SEATTLE, WA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. National Association of Forest Service Retirees

    EIN 542055223 · Headquarters: Fort Collins, CO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. National Association of Independent Fee Appraisers Inc

    EIN 237126710 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  96. National Association of Independent Fee Appraisers Inc

    EIN 431593267 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  97. National Association of Independent Fee Appraisers Inc

    EIN 431687097 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  98. National Association of Independent Fee Appraisers Inc

    EIN 431702944 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  99. National Association of Independent Fee Appraisers Inc

    EIN 510204978 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  100. National Association of Independent Fee Appraisers Inc

    EIN 510204980 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

First page and all pages