Environment nonprofits in Illinois

Environment nonprofits in Illinois. Browse 919 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. The Compassionate Friends Champlain Valley Chapter

    EIN 363669503 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  2. The Compassionate Friends Eastern Shore Chapter

    EIN 260072514 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  3. The Compassionate Friends Elkhorn Valley Chapter

    EIN 352307492 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  4. The Compassionate Friends Four Rivers Chapter

    EIN 383839879 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  5. The Compassionate Friends Fox Valley Chapter

    EIN 300239579 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  6. The Compassionate Friends Inc

    EIN 352296239 · Headquarters: Oak Brook, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  7. The Compassionate Friends Inc

    EIN 352310849 · Headquarters: Oak Brook, IL, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  8. The Compassionate Friends Kiski Valley Chapter

    EIN 611658466 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  9. The Compassionate Friends Lake City Florida Chapter

    EIN 383852735 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. The Compassionate Friends Lake Erie Chapter

    EIN 320338046 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  11. The Compassionate Friends Monterey Bay Chapter

    EIN 611498731 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  12. The Compassionate Friends Mountain Area Chapter

    EIN 912074244 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  13. The Compassionate Friends Mt Washington Valley Chapter

    EIN 364636984 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  14. The Compassionate Friends North Georgia Mountains Chapter

    EIN 320224554 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  15. The Compassionate Friends Roanoke Valley Nc Chapter

    EIN 371778665 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  16. The Compassionate Friends Treasure Coast Chapter

    EIN 363988344 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  17. The Compassionate Friends Upper Shenandoah Valley Chapter

    EIN 541438889 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  18. The Compassionate Friends Verde Valley Chapter

    EIN 611506308 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  19. The Compassionate Friends Wind River Chapter

    EIN 911877134 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  20. The Conservation Foundation

    EIN 237221206 · Headquarters: NAPERVILLE, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. The Earth Rangers USA Foundation

    EIN 872797392 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. The Federated Garden Clubs of Iowa Inc

    EIN 900013935 · Headquarters: WARSAW, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. The Gaia-Movement Living Earth Green World Action USA Inc

    EIN 364284332 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. The Garden Club of Barrington

    EIN 366133255 · Headquarters: Barrington, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. The Garden Club of Morton Grove Inc

    EIN 363284272 · Headquarters: Morton Grove, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. The Garden Clubs of Illinois Inc

    EIN 362169309 · Headquarters: Elmhurst, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. The Garden of the Phoenix Foundation

    EIN 264579562 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. The Hofmann Dam River Rats

    EIN 364460071 · Headquarters: Lyons, IL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  29. The Idea Store and Creative Reuse Center

    EIN 825475035 · Headquarters: Urbana, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. The Johnsie Fiock Fildes Nature Foundation Ltd

    EIN 364542463 · Headquarters: Olney, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. The Kindness Campaign

    EIN 821694708 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. The Lake Forest Tr

    EIN 201883914 · Headquarters: Lake Forest, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  33. The Mesoamerican Ridge to Reef Alliance

    EIN 038479986 · Headquarters: chicago, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  34. The Morton Arboretum

    EIN 361505770 · Headquarters: Lisle, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. The National Waterfowl Alliance

    EIN 570748878 · Headquarters: Oak Forest, IL, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. The Recyclery Collective

    EIN 680632796 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. The Riverside Association

    EIN 363194285 · Headquarters: Riverside, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  38. The Rocketman Foundation

    EIN 832919990 · Headquarters: Channahon, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. The Savanna Sanctuary Inc

    EIN 934179479 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. The Stenning

    EIN 364245203 · Headquarters: Byron, IL, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  41. The Wayne Area Conservancy Foundation

    EIN 363917215 · Headquarters: WAYNE, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. The Wetlands Initiative

    EIN 363942451 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. The Winnetka Garden Club

    EIN 366089704 · Headquarters: Winnetka, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. They Are Stealing from You

    EIN 873846355 · Headquarters: Lake Forest, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Thorium Energy Alliance

    EIN 451960267 · Headquarters: HARVARD, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Three Little Birds Gardens

    EIN 844790590 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Three Rivers Business Alliance Inc

    EIN 473088844 · Headquarters: Channahon, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  48. Tianas Project

    EIN 020724685 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  49. Tilden Picnic Committee

    EIN 830908093 · Headquarters: Tilden, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. Till and Keep Inc Nfp

    EIN 822084270 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Timber Trails Association

    EIN 362882077 · Headquarters: Northbrook, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  52. Todo Nfp

    EIN 473326837 · Headquarters: Hoffman Estates, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Together for Taft

    EIN 394734273 · Headquarters: Cortland, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Tr Ua Lee & Mary Jane Rieth Fdn Xxxxx0001

    EIN 351979838 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Trails for Illinois

    EIN 371383712 · Headquarters: Homewood, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  56. Travelers Protective Assn of America

    EIN 237512496 · Headquarters: Hanna City, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  57. Tree Research and Education Endowment Fund

    EIN 371018692 · Headquarters: NAPERVILLE, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Treemama Non-profit Corporation

    EIN 333249131 · Headquarters: Springfield, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Trees for Danville

    EIN 824488388 · Headquarters: Danville, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  60. Trees for Life Inc

    EIN 364109924 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  61. Trees for Tomorrow

    EIN 823401864 · Headquarters: QUINCY, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Tri-lakes Recreation & Conservation

    EIN 376049354 · Headquarters: BLOOMINGTON, IL, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  63. Triveni Institute

    EIN 815394872 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  64. Twig & Bloom Garden Club

    EIN 262626448 · Headquarters: Glen Ellyn, IL, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  65. Two Rivers Resource Conservation & Development

    EIN 237378241 · Headquarters: Pittsfield, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Tyler Creek Watershed Coalition

    EIN 264295821 · Headquarters: Elgin, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. United Sportmens Youth Foundation

    EIN 364416672 · Headquarters: Freeport, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Upper Des Plaines River Ecosystem Partnership

    EIN 201175319 · Headquarters: libertyville, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  69. Urban Awareness of Marine Conservation

    EIN 881803825 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Urban Butterfly Initiative

    EIN 842438127 · Headquarters: Ashmore, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Urban Physic Garden

    EIN 473424631 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Urban Rivers Inc

    EIN 475528536 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Urban Sustainability Authority

    EIN 203535313 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  74. Us Green Building Council-Illinois

    EIN 753098915 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Us Kids 4 Water

    EIN 841871699 · Headquarters: SCHAUMBURG, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Us2gether Nfp

    EIN 922493801 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Uv4good

    EIN 934679293 · Headquarters: Countryside, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Vetaclear

    EIN 993637081 · Headquarters: Riverwoods, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Vibrant Lands Inc

    EIN 333991411 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Vietnow National

    EIN 363792686 · Headquarters: Dixon, IL, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  81. Village Homesteading Mundelein

    EIN 461369759 · Headquarters: Mundelein, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Vincent & Annabellas Garden

    EIN 271831095 · Headquarters: Park Ridge, IL, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  83. Wabash Valley Resource Conservation & Development

    EIN 371312904 · Headquarters: Lawrenceville, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  84. Warner Park & Gardens

    EIN 363613687 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Warrenville in Bloom

    EIN 822007288 · Headquarters: Warrenville, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Watch Clinton Landfill Association

    EIN 450900400 · Headquarters: KENNEY, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  87. Water and Waste Management Wwm International

    EIN 921705189 · Headquarters: Hoffman Estates, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Water Justice Project

    EIN 825058613 · Headquarters: Skokie, IL, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  89. Water Quality Research Foundation

    EIN 237063420 · Headquarters: LISLE, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Waterloo Area Garden Club of Illinois Nfp

    EIN 205357907 · Headquarters: Waterloo, IL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  91. Waukegan Harbor Aoc Citizens Advisory Group

    EIN 272868135 · Headquarters: Waukegan, IL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  92. We Sikh Inc

    EIN 842452522 · Headquarters: CAROL STREAM, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. West Chicago Garden Club

    EIN 364226898 · Headquarters: West Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Whitetails Unlimited Inc

    EIN 363605818 · Headquarters: Freeport, IL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  95. Wilderness Classroom Organization

    EIN 010627801 · Headquarters: Western Springs, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Wilderness Prophets

    EIN 464302922 · Headquarters: JOLIET, IL, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  97. Wilderness Research Foundation

    EIN 362355084 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  98. Wilderness Restoration Project Inc

    EIN 872779487 · Headquarters: Worth, IL, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  99. William Lipinskis All American Eagles

    EIN 364471293 · Headquarters: Western Springs, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Willowbrook Economic Development Partnership Corporation

    EIN 920732104 · Headquarters: PLAINFIELD, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

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