Environment nonprofits in New York

Environment nonprofits in New York. Browse 2,064 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. Hudson River Foundation for Science and Environmental Research Inc

    EIN 133089956 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Hudson River Sloop Clearwater Inc

    EIN 146049022 · Headquarters: BEACON, NY, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Hudson River Watershed Alliance Inc

    EIN 452772407 · Headquarters: KINGSTON, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Hudson River Watertrail Association Inc

    EIN 133649984 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  5. Hudson Sloop Club Inc

    EIN 471946569 · Headquarters: HUDSON, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Hudson Taconic Lands Inc

    EIN 943444825 · Headquarters: Averill Park, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Hudson Urban Gardens Inc

    EIN 141825060 · Headquarters: Hudson, NY, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  8. Hudson Valley Chapter North American Rock Garden Society

    EIN 364678964 · Headquarters: Yonkers, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Hudson Valley Garden Association Inc

    EIN 461340227 · Headquarters: Wallkill, NY, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  10. Hudson Valley Grass Roots Energy & Environmental Net Work Inc

    EIN 222431088 · Headquarters: red hook, NY, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  11. Hudson Valley Materials Exchange Inc

    EIN 141778185 · Headquarters: Washingtonville, NY, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  12. Hudson Valley Paddling Association

    EIN 331889286 · Headquarters: Athens, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Hudson Valley Preservation Conservancy Inc

    EIN 200688343 · Headquarters: Rhinecliff, NY, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  14. Hudsonia Limited

    EIN 112587776 · Headquarters: ANNANDALEONHUDSON, NY, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. Hugh Platt Garden Club

    EIN 050612394 · Headquarters: Scotia, NY, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  16. Hughsonville & Wheeler Hill Community Association

    EIN 881438842 · Headquarters: Hughsonville, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Human Impacts Institute Inc

    EIN 452589652 · Headquarters: Brooklyn, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Humane Education Advocates Reaching Teachers

    EIN 412055310 · Headquarters: MAMARONECK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Hunt in Common

    EIN 872225625 · Headquarters: West Hurley, NY, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Huntington Oyster Bay Audubon Society Inc

    EIN 112701066 · Headquarters: HUNTINGTON, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Hutchinson River Restoration Project

    EIN 263440942 · Headquarters: Bronx, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. Hydro-electrenergy

    EIN 873070756 · Headquarters: BAY SHORE, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Ikenobo Ikebana Society New York City Chapter

    EIN 651254530 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Ilion Community Garden Inc

    EIN 831716176 · Headquarters: Ilion, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Imagine Community Gardens Inc

    EIN 461429327 · Headquarters: EAST AMHERST, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. Impact Friends Improving Allegany County Trails

    EIN 871881478 · Headquarters: Belmont, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Impossible Earth Inc

    EIN 871990273 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  28. In Lakech Inc

    EIN 473266967 · Headquarters: Yonkers, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Inclusive Woods and Us Inc

    EIN 834009846 · Headquarters: Rochester, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Indian Hill Park Conservancy Inc

    EIN 861189841 · Headquarters: Bedford, NY, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  31. Indian River Lakes Conservancy

    EIN 161555636 · Headquarters: REDWOOD, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Indieclime Inc

    EIN 334404504 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Indigenous Celebration Inc

    EIN 473915046 · Headquarters: MONROE, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Indigenous Mothers Community Land Trust

    EIN 882971826 · Headquarters: Albany, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Influencemap Inc

    EIN 852619691 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Inform Inc

    EIN 237325514 · Headquarters: BROOKYLN, NY, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  37. Inmer Expeditions

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

  38. Inner Asian Conservation Inc

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

  39. Institute for Environmental Stewardship Incorporated

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

  40. Institute of Management Accountants Inc

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

  41. Institute of Regeneration Inc

    EIN 462608660 · Headquarters: High Falls, NY, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  42. International Alliance of Violin and Bow Makers for Endangered Spec

    EIN 871071837 · Headquarters: Huntington, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. International Association of Lions Clubs

    EIN 320285956 · Headquarters: Bronx, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. International Communities for the Renewal of the Earth Inc

    EIN 061351044 · Headquarters: Cross River, NY, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  45. International Consultative Policy Institute for the European Union

    EIN 872005735 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. International Council on Environmental Economics and Development Research Ltd

    EIN 934108201 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. International Environmental Resource Collaboration Center Inc

    EIN 550804388 · Headquarters: Schenectady, NY, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  48. International Landscape Architecture Association Inc

    EIN 473489863 · Headquarters: Schenectady, NY, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  49. International Natural Bodybldg & Fitness Federation Inc

    EIN 134087283 · Headquarters: LINDENHURST, NY, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  50. International Philanthropic Innovators Foundation

    EIN 871073738 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Irondequoit Garden Walks

    EIN 991859101 · Headquarters: Rochester, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Irrc Institute for Corporate Responsibility

    EIN 203929506 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  53. Isham Park Restoration Program 1970

    EIN 811703530 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Island Bee Project Inc

    EIN 862567434 · Headquarters: QUEENS VILLAGE, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Islands First Inc

    EIN 320214126 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Ithaca Arbor Coalition

    EIN 262660551 · Headquarters: Slaterville Springs, NY, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  57. Ithaca Childrens Garden Inc

    EIN 522291247 · Headquarters: Ithaca, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Ithaca Garden Club Inc

    EIN 161159783 · Headquarters: Ithaca, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Iwokrama Friends - USA Inc

    EIN 300290642 · Headquarters: Croton on Hudson, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Jackson Heights Beautification Group

    EIN 112925587 · Headquarters: Jackson Heights, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Jackson Square Alliance

    EIN 830501875 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Jamaica Bay - Rockaway Parks Conservancy Inc

    EIN 463640410 · Headquarters: Rockaway Park, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Jamaica Bay Ecowatchers Inc

    EIN 465171452 · Headquarters: BROAD CHANNEL, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. James Baldwin Outdoor Learning Center Inc

    EIN 832230411 · Headquarters: BRONX, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Jamestown Public School Forest Inc

    EIN 222704699 · Headquarters: JAMESTOWN, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Jefferson Historical Society

    EIN 455398566 · Headquarters: Jefferson, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Jeffersonville Enhanced More of Sullivan Inc

    EIN 562517623 · Headquarters: Jeffersonville, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Jerome Park Conservancy

    EIN 133803151 · Headquarters: Bronx, NY, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Jordans Smile for Amoeba Awareness Inc

    EIN 471959181 · Headquarters: Syracuse, NY, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  70. Joy Grassroot Foundation

    EIN 852395462 · Headquarters: Schenectady, NY, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. Jupiter Valley Park Trust Inc

    EIN 991339924 · Headquarters: MIDDLE VILLAGE, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Just Get Outside

    EIN 825187602 · Headquarters: elma, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Kanata Garden Club

    EIN 263734712 · Headquarters: Remsen, NY, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Kasoag Lake Conservation Association Inc

    EIN 320340453 · Headquarters: Altmar, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Kasoag Trailblazers Inc

    EIN 222526956 · Headquarters: Williamstown, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Katrina Trask Gc of Saratoga

    EIN 010807742 · Headquarters: Saratoga Springs, NY, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  77. Kattskill Mountain Riders Inc

    EIN 222229945 · Headquarters: Palenville, NY, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  78. Kay Pacha Initiative Inc

    EIN 843182347 · Headquarters: Staatsburg, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Kaylyns Butterfly Garden Incorporated

    EIN 845046894 · Headquarters: Shortsville, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  80. Kee Farms Foundation

    EIN 990814930 · Headquarters: BROOKLYN, NY, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Keep America Beautiful of Rome Ny Rome Clean and Green

    EIN 223188213 · Headquarters: ROME, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Keep Islip Clean Inc

    EIN 112982338 · Headquarters: ISLIP, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Keep Rockland Beautiful Inc

    EIN 061513190 · Headquarters: NEW CITY, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Keuka Lake Association

    EIN 222599218 · Headquarters: PENN YAN, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Keyspan Energy 25 Year Club

    EIN 112671674 · Headquarters: HICKSVILLE, NY, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. Kids Against Pollution

    EIN 521752455 · Headquarters: BOONVILLE, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Kijabe Forest Trust USA Incorporated

    EIN 464581632 · Headquarters: Brooklyn, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Kinderhook Lake Corporation

    EIN 141490077 · Headquarters: NIVERVILLE, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Kinderhudson Corporation

    EIN 134191015 · Headquarters: NYACK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  90. Kindred Kingdoms Wildlife Rehabilitation Inc

    EIN 161580124 · Headquarters: Pennellville, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Kindsun LTD

    EIN 331490678 · Headquarters: Smithtown, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Kinetic Impact Inc

    EIN 933115738 · Headquarters: BROOKLYN, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Kinfolk Hunting Collective Inc

    EIN 393291308 · Headquarters: Putnam Valley, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Kingdom of Heaven Empire Refreshing Planet Earth

    EIN 853073743 · Headquarters: BRONX, NY, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  95. Kings Highway Beautification Association

    EIN 204986882 · Headquarters: BROOKLYN, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Kings Point Historic Preservation Corp

    EIN 383840976 · Headquarters: KINGS POINT, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. Kingsbridge Action Inc

    EIN 061500989 · Headquarters: Bronx, NY, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  98. Kingston Land Trust Inc

    EIN 262338986 · Headquarters: Kingston, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Kirk Lake Watershed Association Inc

    EIN 264694337 · Headquarters: MAHOPAC FALLS, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Kissena Corridor Park Conservancy Inc

    EIN 800335086 · Headquarters: FLUSHING, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages