Nonprofits in Maine

Nonprofits in Maine. Browse 13,476 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. Kids Consortium C/o Tracy Harkins

    EIN 223180553 · Headquarters: WALDOBORO, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990

  2. Kids Corner Inc

    EIN 010441975 · Headquarters: Bar Harbor, ME, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Kids First Center

    EIN 222993035 · Headquarters: SCARBOROUGH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Kids Free to Grow

    EIN 010370891 · Headquarters: Kennebunk, ME, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Kids Over Profits

    EIN 994823769 · Headquarters: BATH, ME, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Kids That Care Inc

    EIN 823379621 · Headquarters: New Gloucester, ME, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Kidz Radioactive

    EIN 823768610 · Headquarters: Milbridge, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Kieve Wavus Education Inc

    EIN 237352599 · Headquarters: Nobleboro, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Kimball Family Association Inc

    EIN 237363469 · Headquarters: WEST KENNEBUNK, ME, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  10. Kimball Health Center

    EIN 010364301 · Headquarters: Saco, ME, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Kind Matters

    EIN 475450886 · Headquarters: Berwick, ME, US · Animal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  12. Kindness Keepers for Hallie

    EIN 884392697 · Headquarters: Poland, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Kineo Band of Malicite

    EIN 462143047 · Headquarters: Dover Foxcroft, ME, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  14. King-mitchell Post 7529 Veterans of Foreign Wars of the United States

    EIN 222543814 · Headquarters: Island Falls, ME, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. King-thomas Scholarship Trust

    EIN 016162280 · Headquarters: ASHLAND, ME, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Kingfield Historical Society Inc

    EIN 237331448 · Headquarters: Kingfield, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Kingfield Pops

    EIN 202450086 · Headquarters: KINGFIELD, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  18. Kingfield Youth Baseball Inc

    EIN 842870219 · Headquarters: Salem Township, ME, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  19. Kings Bridge Theatre

    EIN 203012848 · Headquarters: Lewiston, ME, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  20. Kings Daughters Union

    EIN 010215222 · Headquarters: HERMON, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  21. Kings Mills Union Hall Association

    EIN 010431548 · Headquarters: Whitefield, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Kino Inc

    EIN 811860168 · Headquarters: Portland, ME, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Kisma Preserve

    EIN 010412171 · Headquarters: Mount Desert, ME, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  24. Kismet Foundation

    EIN 462597733 · Headquarters: YARMOUTH, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Kittery Art Association

    EIN 010282849 · Headquarters: Kittery, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Kittery Babe Ruth

    EIN 472439900 · Headquarters: Kittery, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Kittery Community Market

    EIN 462398897 · Headquarters: Kittery, ME, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Kittery Education Assn

    EIN 460642904 · Headquarters: Kittery, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Kittery Eliot Senior Housing Corporation

    EIN 010353447 · Headquarters: Kittery, ME, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Kittery Firefighters Association

    EIN 331152761 · Headquarters: Kittery, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Kittery Historical and Naval Museum

    EIN 016047814 · Headquarters: Kittery, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Kittery Housing Corporation

    EIN 223565726 · Headquarters: Westbrook, ME, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Kittery Land Trust Inc

    EIN 222858759 · Headquarters: KITTERY, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Kittery Lions Community Services Inc

    EIN 010338494 · Headquarters: Kittery, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Kittery Maine Improvement Foundation Inc

    EIN 453696772 · Headquarters: KITTERY POINT, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Kittery Rotary Cares

    EIN 861600769 · Headquarters: Kittery, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Kittery Soccer Club Inc

    EIN 991139997 · Headquarters: Kittery, ME, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Kittery Womenade

    EIN 262592717 · Headquarters: Kittery, ME, US · Human Services · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  39. Kittery York Wheelers Company

    EIN 933039624 · Headquarters: Kittery, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Kiwanis Club of Dexter

    EIN 010515185 · Headquarters: Dexter, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Kiwanis Club of Easton

    EIN 010479555 · Headquarters: Easton, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  42. Kiwanis Club of Rockland Maine

    EIN 016028882 · Headquarters: ROCKLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Kiwanis Club of Sanford Me

    EIN 016018707 · Headquarters: Sanford, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Kiwanis Club of Sanford, Maine

    EIN 010508198 · Headquarters: Sanford, Maine, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Kiwanis International

    EIN 010281837 · Headquarters: Madison, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  46. Kiwanis International Inc

    EIN 010102025 · Headquarters: BANGOR, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  47. Kiwanis International Inc

    EIN 010234952 · Headquarters: Lewiston, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Kiwanis International Inc

    EIN 010271658 · Headquarters: DOVERFOXCROFT, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  49. Kiwanis International Inc

    EIN 010319434 · Headquarters: BREWER, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  50. Kiwanis International Inc

    EIN 010355254 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Kiwanis International Inc

    EIN 010355847 · Headquarters: Ellsworth, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  52. Kiwanis International Inc

    EIN 010388586 · Headquarters: Southwest Harbor, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  53. Kiwanis International Inc

    EIN 010419285 · Headquarters: Scarborough, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Kiwanis International Inc

    EIN 010470922 · Headquarters: Milo, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  55. Kiwanis International Inc

    EIN 016012227 · Headquarters: Oakland, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Kiwanis International Inc

    EIN 016012318 · Headquarters: Windham, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  57. Kiwanis International Inc

    EIN 016013670 · Headquarters: Norway, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  58. Kiwanis International Inc

    EIN 016018694 · Headquarters: Brunswick, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  59. Kiwanis International Inc

    EIN 016018695 · Headquarters: Caribou, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Kiwanis International Inc

    EIN 016018699 · Headquarters: HAMPDEN, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Kiwanis International Inc

    EIN 016018704 · Headquarters: Orono, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Kiwanis International Inc

    EIN 016018706 · Headquarters: Westbrook, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Kiwanis International Inc

    EIN 016019135 · Headquarters: AUGUSTA, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Kiwanis International Inc

    EIN 016019136 · Headquarters: Greenville, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Kiwanis International Inc

    EIN 016019444 · Headquarters: Standish, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Kiwanis International Inc

    EIN 016021572 · Headquarters: Pittsfield, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  67. Kiwanis International Inc

    EIN 016028887 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Kiwanis International Inc

    EIN 272045111 · Headquarters: Biddeford, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  69. Kiwanis International Inc

    EIN 352349393 · Headquarters: Presque Isle, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  70. Kiwanis International Inc

    EIN 912005387 · Headquarters: BELFAST, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  71. Kmha Foundation Inc

    EIN 611419904 · Headquarters: WATERVILLE, ME, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Kmha Real Estate Inc

    EIN 611419906 · Headquarters: WATERVILLE, ME, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Kneisel Hall

    EIN 237361263 · Headquarters: BLUE HILL, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Knight Masons of the USA

    EIN 222839633 · Headquarters: Auburn, ME, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  75. Knight of Pythias of Maine

    EIN 237537379 · Headquarters: East Andover, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Knight Templar of the United States 13 Blanquefort Commandery

    EIN 010523175 · Headquarters: Franklin, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. Knighthawks Hockey Association

    EIN 822637175 · Headquarters: BERWICK, ME, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Knights of Colombus

    EIN 262445070 · Headquarters: Waterville, ME, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  79. Knights of Columbus

    EIN 010142655 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Knights of Columbus

    EIN 010214376 · Headquarters: Rumford, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Knights of Columbus

    EIN 010270288 · Headquarters: Lewiston, ME, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  82. Knights of Columbus

    EIN 010309344 · Headquarters: Old Town, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Knights of Columbus

    EIN 010340972 · Headquarters: Westbrook, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Knights of Columbus

    EIN 010348312 · Headquarters: Westbrook, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Knights of Columbus

    EIN 010355482 · Headquarters: Rockland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Knights of Columbus

    EIN 010363704 · Headquarters: Cape Elizabeth, ME, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  87. Knights of Columbus

    EIN 010363705 · Headquarters: Hollis Center, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Knights of Columbus

    EIN 010366590 · Headquarters: Albion, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  89. Knights of Columbus

    EIN 010371625 · Headquarters: Winthrop, ME, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  90. Knights of Columbus

    EIN 010389698 · Headquarters: Grand Isle, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Knights of Columbus

    EIN 010404654 · Headquarters: Limerick, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Knights of Columbus

    EIN 010405827 · Headquarters: Hallowell, ME, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Knights of Columbus

    EIN 010428566 · Headquarters: South Portland, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. Knights of Columbus

    EIN 010448214 · Headquarters: LEWISTON, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Knights of Columbus

    EIN 010448514 · Headquarters: windham, ME, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. Knights of Columbus

    EIN 010454498 · Headquarters: Wells, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Knights of Columbus

    EIN 010456993 · Headquarters: Boothbay Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Knights of Columbus

    EIN 010467686 · Headquarters: Eagle Lake, ME, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  99. Knights of Columbus

    EIN 010473620 · Headquarters: Wiscasset, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Knights of Columbus

    EIN 010477176 · Headquarters: Hallowell, ME, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

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