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. 1 for Community

    EIN 923497787 · Headquarters: Niles, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  2. 350 Chicago Nfp

    EIN 843952961 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. 350 Kishwaukee

    EIN 475356643 · Headquarters: DeKalb, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. 40&8 Voiture 405

    EIN 862245875 · Headquarters: Danville, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. 95Th Street Garden

    EIN 934006079 · Headquarters: Belleville, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. A Rocha USA Inc a Rocha USA

    EIN 311751509 · Headquarters: WHEATON, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Aarrk Garden

    EIN 465389687 · Headquarters: HEBRON, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Abbey Woods Foundation

    EIN 367336271 · Headquarters: FRANKFORT, IL, USA · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  9. Abraham Lincoln Memorial Garden Foundation Inc

    EIN 370811051 · Headquarters: Springfield, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Accelerants Group Inc

    EIN 452729580 · Headquarters: South Holland, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Accelerate Climate Solutions

    EIN 921759737 · Headquarters: NAPERVILLE, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Admiral at the Lake Residents' Trust

    EIN 276291550 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990

  13. ADORE FOUNDATION INC Adore Your Planet

    EIN 462318737 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. African Diaspora Foundation

    EIN 462204194 · Headquarters: Romeoville, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Afs-first Inc

    EIN 043547383 · Headquarters: Schaumburg, IL, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  16. Agricultural Watershed Institute

    EIN 562351475 · Headquarters: Decatur, IL, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990

  17. Aid & Res

    EIN 824676956 · Headquarters: Bloomington, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Aigas Foundation Inc

    EIN 883139222 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Air Support Project

    EIN 993669147 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Alcheme Healing Gardens Inc

    EIN 832513421 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Algonquin Garden Club

    EIN 260008700 · Headquarters: Algonquin, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. All in Together Now

    EIN 412597297 · Headquarters: Waukegan, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Alliance for a Livable World

    EIN 431728125 · Headquarters: Glen Carbon, IL, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  24. Alliance for Water Efficiency

    EIN 300416781 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Am Huntington Fbo Brookgreen Gardens

    EIN 136035523 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. American Hosta Society

    EIN 416118369 · Headquarters: SAVOY, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. American Humanist Association

    EIN 473553019 · Headquarters: Buffalo Grove, IL, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  28. American Natural Heritage Foundation and Mueller Fam Chartit

    EIN 367334211 · Headquarters: Galena, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  29. American Rose Society

    EIN 363028770 · Headquarters: Dundee, IL, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  30. American Rose Society

    EIN 371277451 · Headquarters: Belleville, IL, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  31. American Rose Society

    EIN 581783088 · Headquarters: Peoria, IL, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  32. American Rose Society

    EIN 581789168 · Headquarters: Antioch, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. American Rose Society

    EIN 581832621 · Headquarters: Rockford, IL, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  34. American Water Resources Association

    EIN 376076418 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Americans United for Separation of Church and State

    EIN 208593001 · Headquarters: Vernon Hills, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. Ancient Oaks Foundation

    EIN 471766283 · Headquarters: LAKE ZURICH, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  37. Anderson Gardens

    EIN 364201695 · Headquarters: ROCKFORD, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Andrias Ark

    EIN 331936444 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Anna's Garden Nfp Inc

    EIN 463003188 · Headquarters: SHERIDAN, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Antioch Garden Club

    EIN 384084137 · Headquarters: Antioch, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Aos Chicago Judging Center

    EIN 471553020 · Headquarters: Crest Hill, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Apple Canyon Lake Property Owners Foundation

    EIN 824150414 · Headquarters: Apple River, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. Aquatic Education Group

    EIN 237380056 · Headquarters: Rockford, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Arcsa Foundation

    EIN 742783210 · Headquarters: MOKENA, IL, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  45. Arlington Heights Garden Club Nfp

    EIN 923285225 · Headquarters: Springfield, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Artland Story Group

    EIN 461625143 · Headquarters: WOODSTOCK, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Association for the Wolf Lake Initiative -a Nfp Corporation-

    EIN 352218605 · Headquarters: Crete, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Aubrey Make a Memory Foundation

    EIN 332677221 · Headquarters: GLEN ELLYN, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  49. Aull Nature Preserve

    EIN 883478329 · Headquarters: Lake Bluff, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Auto & Truck Recyclers of Illinois

    EIN 208236997 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  51. B U R T Inc

    EIN 371158860 · Headquarters: Granite City, IL, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  52. Backcountry Champions Creative Stud Io Inc

    EIN 393947955 · Headquarters: Naperville, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Backyard Flower Friends

    EIN 934570256 · Headquarters: WINNETKA, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Backyard Nature Center

    EIN 300504247 · Headquarters: Glencoe, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. Ballard Family Nature Center Inc

    EIN 371389458 · Headquarters: ALTAMONT, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Barnhart Grove Prairie Restoration Project

    EIN 371404929 · Headquarters: CHAMPAIGN, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Barrington Area Conservation Trust Inc

    EIN 364478511 · Headquarters: BARRINGTON, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Batavia Orchid Society Incorporated

    EIN 900103872 · Headquarters: Warrenville, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Batavia Plain Dirt Gardeners Inc

    EIN 201811984 · Headquarters: Batavia, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Beautify Decatur Coalition

    EIN 834531272 · Headquarters: DECATUR, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Bee Haven

    EIN 863937947 · Headquarters: Mokena, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Bellamari Foundation

    EIN 843069044 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Bent of the River Sanctuary Trust Xxxxx0003

    EIN 136278411 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. Better Natures

    EIN 852693170 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Big Island Soil and Water Preservation Association Nfp Inc

    EIN 651263033 · Headquarters: Milan, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  66. Big Medicine Nfp

    EIN 364551681 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Biofruitgradable Inc Nfp

    EIN 874637522 · Headquarters: Evergreen Park, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Bizbuzz Institute

    EIN 920728241 · Headquarters: NAPERVILLE, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Black Oaks Center for Sustainable Renewable Living

    EIN 204280294 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Blackfoot River Conservation Foundation

    EIN 364209990 · Headquarters: FRANKFORT, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  71. Blackfoot Valley Ranch Foundation

    EIN 364070274 · Headquarters: FRANKFORT, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  72. Block X Block

    EIN 843412216 · Headquarters: Decatur, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Bloomingdale Park Foundation

    EIN 363932927 · Headquarters: BLOOMINGDALE, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Blue Wing Teal Habitat Foundation

    EIN 311700421 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  75. Bluestem Communications

    EIN 391965183 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990

  76. Bluestem Hall Nature School Nfp

    EIN 870988526 · Headquarters: Urbana, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Bondmadison Water Company

    EIN 371329067 · Headquarters: POCAHONTAS, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Bonnie J and Robert G Stevenson Foundation Inc

    EIN 822901098 · Headquarters: McHenry, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  79. Boone-dutch Creeks Watershed Alliance

    EIN 364481564 · Headquarters: Woodstock, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Break the Gridlock

    EIN 364395154 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  81. Brighter Dawns

    EIN 274544006 · Headquarters: BRIDGEVIEW, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  82. Bringing Back Nature

    EIN 833043982 · Headquarters: Antioch, IL, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  83. Bronzeville Trail Task Force Inc

    EIN 852928451 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Brookgreen Gardens Trust #1 Xxxxx9004

    EIN 136034481 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Brooks Sustainability Foundation Nfp

    EIN 994332485 · Headquarters: Danville, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Brushwood Center at Ryerson Woods

    EIN 363715155 · Headquarters: DEERFIELD, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Build Solar Inc

    EIN 883107207 · Headquarters: URBANA, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Business Alliance for a Sustainable Evanston

    EIN 263787704 · Headquarters: Evanston, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Butterfield Preservation Foundation

    EIN 822475036 · Headquarters: LOMBARD, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Byron Oregon Sportmans & Conservation Club Inc

    EIN 454617359 · Headquarters: ROCKFORD, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. C & DR Foundation

    EIN 273127529 · Headquarters: Normal, IL, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990

  92. Cache Bayou Outfitters Inc

    EIN 832366966 · Headquarters: ULLIN, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Callies Environmental Scientific Learning Center

    EIN 352597664 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Calumet Ecological Park Association

    EIN 363899288 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  95. Camp Vandeventer Inc

    EIN 883157694 · Headquarters: Waterloo, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  96. Campton Township Open Space Foundation

    EIN 822174280 · Headquarters: ST CHARLES, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Cannabeebee

    EIN 873609217 · Headquarters: Cahokia Heights, IL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Canton Area Citizens for Environmental Issues Canton Lake &

    EIN 264554997 · Headquarters: CANTON, IL, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  99. Carbon Capture Tree Farms Co NFP

    EIN 922909122 · Headquarters: Chicago, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Care for Cars

    EIN 454967795 · Headquarters: Naperville, IL, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

All pages