Environment nonprofits in Ohio

Environment nonprofits in Ohio. Browse 961 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. Friends of the Lower Olentangy Watershed Flow

    EIN 311595880 · Headquarters: Columbus, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Friends of the Mahoning River

    EIN 900929240 · Headquarters: Girard, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Friends of the Near East Side Parks & Gardens

    EIN 932772250 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Friends of the Park Inc and Greenspace

    EIN 870741747 · Headquarters: Lisbon, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Friends of the Paulding Park District Inc

    EIN 822182667 · Headquarters: Oakwood, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Friends of the Poland Municipal Forest

    EIN 510136863 · Headquarters: POLAND, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Friends of the Ravines

    EIN 364804761 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Friends of the Scioto River

    EIN 010837621 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  9. Friends of the Shelby County Park District

    EIN 311409262 · Headquarters: Sidney, OH, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Friends of the Topiary Park Inc

    EIN 311364470 · Headquarters: Dublin, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Friends of Van Buren State Park Inc

    EIN 200628819 · Headquarters: Risingsun, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Frontier Farm & Wilderness

    EIN 862390064 · Headquarters: WAYNESVILLE, OH, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Gallia County Conservation Club

    EIN 270878534 · Headquarters: GALLIPOLIS, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Gallia County Land Reutilization Corporation

    EIN 881014621 · Headquarters: GALLIPOLIS, OH, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. Garden Artists

    EIN 201636226 · Headquarters: NELSONVILLE, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  16. Garden Club of Ohio

    EIN 202835959 · Headquarters: North Ridgeville, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  17. Garden Club of Ohio Inc

    EIN 237248090 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  18. Garden Club of Ohio Inc

    EIN 237248940 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  19. Garden Club of Ohio Inc

    EIN 237349639 · Headquarters: Mentor, OH, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  20. Garden Club of Ohio Inc

    EIN 262537260 · Headquarters: lexington, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  21. Garden Club of Ohio Inc

    EIN 264350028 · Headquarters: Carrollton, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  22. Garden Club of Ohio Inc

    EIN 310895744 · Headquarters: Frankfort, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  23. Garden Club of Ohio Inc

    EIN 310926627 · Headquarters: Chillicothe, OH, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  24. Garden Club of Ohio Inc

    EIN 311081788 · Headquarters: Westerville, OH, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. Garden Club of Ohio Inc

    EIN 311083798 · Headquarters: Loveland, OH, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  26. Garden Club of Ohio Inc

    EIN 311117049 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  27. Garden Club of Ohio Inc

    EIN 311130630 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Garden Club of Ohio Inc

    EIN 311130638 · Headquarters: Dublin, OH, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  29. Garden Club of Ohio Inc

    EIN 311165436 · Headquarters: jackson, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  30. Garden Club of Ohio Inc

    EIN 311188975 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  31. Garden Club of Ohio Inc

    EIN 311261009 · Headquarters: Dayton, OH, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  32. Garden Club of Ohio Inc

    EIN 311285989 · Headquarters: Dayton, OH, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  33. Garden Club of Ohio Inc

    EIN 311298710 · Headquarters: Ciincinnati, OH, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  34. Garden Club of Ohio Inc

    EIN 311334702 · Headquarters: Dublin, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Garden Club of Ohio Inc

    EIN 311350257 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  36. Garden Club of Ohio Inc

    EIN 311363288 · Headquarters: Dayton, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  37. Garden Club of Ohio Inc

    EIN 311386771 · Headquarters: Waynesville, OH, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  38. Garden Club of Ohio Inc

    EIN 311428597 · Headquarters: Lebanon, OH, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  39. Garden Club of Ohio Inc

    EIN 311428600 · Headquarters: Chillicothe, OH, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  40. Garden Club of Ohio Inc

    EIN 311428915 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  41. Garden Club of Ohio Inc

    EIN 311428942 · Headquarters: Lebanon, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Garden Club of Ohio Inc

    EIN 311430063 · Headquarters: Dayton, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Garden Club of Ohio Inc

    EIN 311493192 · Headquarters: Hilliard, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Garden Club of Ohio Inc

    EIN 341188398 · Headquarters: RAVENNA, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Garden Club of Ohio Inc

    EIN 341208506 · Headquarters: Brooklyn, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Garden Club of Ohio Inc

    EIN 341325036 · Headquarters: Tiffin, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  47. Garden Club of Ohio Inc

    EIN 341329866 · Headquarters: Berea, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Garden Club of Ohio Inc

    EIN 341408639 · Headquarters: North Canton, OH, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  49. Garden Club of Ohio Inc

    EIN 341411700 · Headquarters: Richfield, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  50. Garden Club of Ohio Inc

    EIN 341414638 · Headquarters: Ashland, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  51. Garden Club of Ohio Inc

    EIN 341414692 · Headquarters: Canton, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  52. Garden Club of Ohio Inc

    EIN 341458963 · Headquarters: North Canton, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  53. Garden Club of Ohio Inc

    EIN 341540808 · Headquarters: PERRYSVILLE, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  54. Garden Club of Ohio Inc

    EIN 341571768 · Headquarters: Massillon, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  55. Garden Club of Ohio Inc

    EIN 341607807 · Headquarters: Shelby, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  56. Garden Club of Ohio Inc

    EIN 341633888 · Headquarters: TOLEDO, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  57. Garden Club of Ohio Inc

    EIN 341648822 · Headquarters: Shaker Heights, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  58. Garden Club of Ohio Inc

    EIN 341656044 · Headquarters: Mentor, OH, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  59. Garden Club of Ohio Inc

    EIN 341672997 · Headquarters: Toledo, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Garden Club of Ohio Inc

    EIN 341716474 · Headquarters: CANTON, OH, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Garden Club of Ohio Inc

    EIN 341721945 · Headquarters: Ashtabula, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  62. Garden Club of Ohio Inc

    EIN 341724726 · Headquarters: eastlake, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  63. Garden Club of Ohio Inc

    EIN 341728236 · Headquarters: Bellevue, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  64. Garden Club of Ohio Inc

    EIN 341793842 · Headquarters: Ashtabula, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  65. Garden Club of Ohio Inc

    EIN 341793860 · Headquarters: Youngstown, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  66. Garden Club of Ohio Inc

    EIN 341795826 · Headquarters: NORTH CANTON, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Garden Club of Ohio Inc

    EIN 341795840 · Headquarters: Canton, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  68. Garden Club of Ohio Inc

    EIN 341828732 · Headquarters: Richfield, OH, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  69. Garden Club of Ohio Inc

    EIN 341828739 · Headquarters: Cuyahoga Falls, OH, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  70. Garden Club of Ohio Inc

    EIN 341828744 · Headquarters: Austintown, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  71. Garden Club of Ohio Inc

    EIN 346533704 · Headquarters: Mt Eaton, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Garden Club of Ohio Inc

    EIN 346538422 · Headquarters: Ottawa Hills, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  73. Garden Club of Ohio Inc

    EIN 346553786 · Headquarters: CANFIELD, OH, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  74. Garden Club of Ohio Inc

    EIN 371469398 · Headquarters: Reynoldsburg, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  75. Garden Club of Ohio Inc

    EIN 521556755 · Headquarters: Dennison, OH, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  76. Garden Club of Ohio Inc

    EIN 770718876 · Headquarters: Worthington, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Garden Club of Ohio Inc

    EIN 912022001 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  78. Garden Club of Ohio Inc C/o Kim Overholt

    EIN 340796436 · Headquarters: EAST ROCHESTER, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Garden District Corporation

    EIN 862591534 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Garden Forum of the Greater Youngstown Area Inc

    EIN 340937103 · Headquarters: CANFIELD, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Gardeners of America Inc

    EIN 150592456 · Headquarters: Bay Village, OH, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  82. Gardeners of America Inc

    EIN 341422904 · Headquarters: Akron, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Gardenwalk Cleveland

    EIN 813708515 · Headquarters: Cleveland, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Gates Mills Land Conservancy

    EIN 341599397 · Headquarters: Gates Mills, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Gateway Elementary Outdoor Learning Center

    EIN 453611549 · Headquarters: Conneaut, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Gateway Youth Development Program

    EIN 831382853 · Headquarters: TOLEDO, OH, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  87. Genoa Township Land Conservation Association

    EIN 311676030 · Headquarters: GALENA, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  88. German Garden and Cultural Foundation of Cleveland Inc

    EIN 821965623 · Headquarters: Parma, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Giving Garden of Cincinnati

    EIN 800340951 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  90. Glass City Community Solar Inc

    EIN 824368700 · Headquarters: TOLEDO, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Glass Roots

    EIN 872180648 · Headquarters: Fostoria, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Glen Helen Association

    EIN 310963193 · Headquarters: YELLOW SPRINGS, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Glendale Garden Club

    EIN 202574869 · Headquarters: Cincinnati, OH, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  94. Global Conservancy

    EIN 834496895 · Headquarters: Cleveland, OH, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  95. Global Won

    EIN 824816619 · Headquarters: Columbus, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Go Green Go

    EIN 841779750 · Headquarters: Hudson, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Gorman Heritage Farm Foundation

    EIN 800078694 · Headquarters: CINCINNATI, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Gozero Institute

    EIN 331436082 · Headquarters: Zanesfield, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Grand Growers

    EIN 991451159 · Headquarters: Toledo, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Granville Garden Club

    EIN 311393161 · Headquarters: Granville, OH, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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