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. The Kotlas-waterville Area Sister City

    EIN 010485862 · Headquarters: Waterville, ME, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. The Landing School of Boatbuilding & Design

    EIN 010355980 · Headquarters: Arundel, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. The Landon Morley Sawyer Foundation Inc

    EIN 043698835 · Headquarters: CUSHING, ME, USA · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  4. The Lewin Center

    EIN 204662414 · Headquarters: BETHEL, ME, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. The Liberty Family Foundation

    EIN 275021761 · Headquarters: Gray, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  6. The Lilies Foundation Inc

    EIN 300971796 · Headquarters: SIDNEY, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. The Lincoln Home

    EIN 010220430 · Headquarters: Newcastle, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. The Linnell Foundation the Linnell Foundation

    EIN 042625173 · Headquarters: WALDOBORO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. The Little Dolphin School Foundation

    EIN 342049664 · Headquarters: Westbrook, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. The Living Room Ministry the Living Ranch Ministry

    EIN 920173038 · Headquarters: BRADLEY, ME, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  11. The Logan P Graves Foundation

    EIN 010533441 · Headquarters: PRESQUE ISLE, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. The Lone Crow Farm and Sanctuary Inc

    EIN 851382939 · Headquarters: N YARMOUTH, ME, USA · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  13. The Louise C and Alvin Slotnick Family Charitable Foundation

    EIN 043540207 · Headquarters: ROCKPORT, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  14. The Maine Affiliate of the American College of Nurse Midwives

    EIN 010523569 · Headquarters: South Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. The Maine Archaeological Society

    EIN 016019934 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. The Maine Behavioral Health Foundation

    EIN 562409903 · Headquarters: Augusta, ME, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. The Maine Chapter of the International Appalachian Trail/

    EIN 010507460 · Headquarters: Dresden, ME, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. The Maine Chapter of the Risk Management Association

    EIN 010515875 · Headquarters: Westbrook, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. The Maine Coalition of Home Inspection Professionals

    EIN 010525240 · Headquarters: Lewiston, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  20. The Maine Dog Rescue

    EIN 393077891 · Headquarters: AUGUSTA, ME, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Maine Heritage Policy Center

    EIN 223888250 · Headquarters: PORTLAND, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. The Maine Highlands

    EIN 421568342 · Headquarters: DOVERFOXCROFT, ME, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. The Maine Morgan Horse Club Inc

    EIN 010379061 · Headquarters: Cape Elizabeth, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. The Maine Special Educationmental Health Collaborative

    EIN 010533796 · Headquarters: NEW GLOUCESTER, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. The Maine Womens Conference Inc

    EIN 815012686 · Headquarters: Portland, ME, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. The Maine Youth Circus

    EIN 831773088 · Headquarters: Portland, ME, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. The Marino Project

    EIN 922712588 · Headquarters: STETSON, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. The Marjorie C Bailey Charitable Foundation

    EIN 266103130 · Headquarters: DAMARISCOTTA, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  29. The Mark and Emily Turner Memorial Library Charitable Trust

    EIN 016149025 · Headquarters: Presque Isle, ME, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. The Martha J Stevens Charitable Trust

    EIN 016127305 · Headquarters: Athens, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  31. The Masonic Charitable Foundation of the Grand Lodge of Maine

    EIN 223211042 · Headquarters: HOLDEN, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. The Massasoit Engine Company C/o William H Brewer Chief

    EIN 016057582 · Headquarters: Damariscotta, ME, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. The Masters Mission International

    EIN 394269146 · Headquarters: Waterville, ME, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. The McLaughlin Foundation Inc

    EIN 010509638 · Headquarters: South Paris, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. The Miller Foundation

    EIN 010494517 · Headquarters: BRUNSWICK, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  36. The Mimi Foundation

    EIN 203957984 · Headquarters: Scarborough, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  37. The Mission Possible International

    EIN 208515689 · Headquarters: AUBURN, ME, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. The Moosehead Outdoor Alliance

    EIN 853435339 · Headquarters: GREENVILLE, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. The Morris Farm Trust

    EIN 010494687 · Headquarters: WISCASSET, ME, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  40. The Morton Foundation

    EIN 205940440 · Headquarters: SHAPLEIGH, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  41. The Morton Foundation Inc

    EIN 043288386 · Headquarters: CAPE NEDDICK, ME, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  42. The Morton Mendes Charitable Foundation

    EIN 461787457 · Headquarters: WESTPORT ISLAND, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. The Murray Charitable Trust

    EIN 876644211 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. The Nathan and Henry B Cleaves Law Library

    EIN 010511596 · Headquarters: PORTLAND, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. The New England States Government Finance Officers Association Inc

    EIN 061581382 · Headquarters: SANFORD, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. The New Portland Community Library

    EIN 352261410 · Headquarters: New Portland, ME, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. The New School

    EIN 010547297 · Headquarters: Kennebunk, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. The New Vineyard Library Association Inc

    EIN 222823432 · Headquarters: New Vineyard, ME, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. The Next Step Domestic Violence Project

    EIN 010482508 · Headquarters: ELLSWORTH, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. The Nine Wicket Foundation

    EIN 222773180 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  51. The Northern Lighthouse Inc

    EIN 010547336 · Headquarters: PRESQUE ISLE, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. The Office Ergonomics Research Committee

    EIN 043374794 · Headquarters: OGUNQUIT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. The Old Bath Customs House Inc

    EIN 010359599 · Headquarters: BATH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. The Old Bug Light Charitable Foundation C/o Spinnaker Trust

    EIN 010514859 · Headquarters: PORTLAND, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  55. The Old Town Recreation Center

    EIN 465057653 · Headquarters: STILLWATER, ME, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990

  56. The Oldenburg Family Foundation

    EIN 866794998 · Headquarters: BANGOR, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. The One Seventeen Collective

    EIN 472357488 · Headquarters: NORTH BERWICK, ME, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  58. The Open Door of Baltimore Inc C/o Jeanne Murphy

    EIN 521313790 · Headquarters: LINCOLNVILLE, ME, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990

  59. The Open Door of Maryland Inc C/o Jeanne Murphy

    EIN 521761943 · Headquarters: LINCOLNVILLE, ME, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990

  60. The Opera House at Boothbay Harbor

    EIN 010528754 · Headquarters: Boothbay Harbor, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. The Opportunity Alliance

    EIN 010274725 · Headquarters: South Portland, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. The Outliers Robotics

    EIN 872922498 · Headquarters: BIDDEFORD, ME, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. The Ov-1 Mohawk Association

    EIN 411801911 · Headquarters: Brewer, ME, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. The Owls Head Transportation Museum

    EIN 222590547 · Headquarters: Owls Head, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. The Paris Hill Historical Society

    EIN 016029463 · Headquarters: Paris, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. The Park Danforth

    EIN 010373396 · Headquarters: Portland, ME, USA · Housing & Shelter · Latest available filing year: 2013 · Primary form: IRS Form 990

  67. The Parsonsfield-porter Historical Society

    EIN 010423237 · Headquarters: Parsonsfield, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. The Pasculano Foundation

    EIN 208037834 · Headquarters: Cape Elizabeth, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  69. The Pasquale and Donna Maiorino Charitable Fd - Portland Tr Co Llc

    EIN 822869606 · Headquarters: PORTLAND, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. The PD Merrill Charitable Trust

    EIN 207312061 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  71. The People Who Care Food Cupboard

    EIN 262036288 · Headquarters: MADISON, ME, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990

  72. The Pericles Foundation Co Adam R Cote DrummondWoodsum

    EIN 201364959 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. The Philippian Fellowship

    EIN 010542385 · Headquarters: BREMEN, ME, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. The Physically Challenged Club

    EIN 800485655 · Headquarters: DoverFoxcroft, ME, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  75. The Poptech Institute

    EIN 010518900 · Headquarters: CAMDEN, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. The Portland Club

    EIN 010142590 · Headquarters: Portland, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. The Positive Radio Network

    EIN 222533883 · Headquarters: Freeport, ME, USA · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990

  78. The President and Trustees of Colby College

    EIN 010211497 · Headquarters: Waterville, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. The Presque Isle Historical Society

    EIN 010463933 · Headquarters: PRESQUE ISLE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. The Presumpscot Foundation

    EIN 271567070 · Headquarters: FREEPORT, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  81. The Progress Center Inc

    EIN 010368153 · Headquarters: OXFORD, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. The Prospect Historical Society

    EIN 010467674 · Headquarters: Prospect, ME, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. The Query Sanctuary

    EIN 874131882 · Headquarters: Newport, ME, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. The Quipus

    EIN 016019386 · Headquarters: BANGOR, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  85. The Recompense Fund

    EIN 844249483 · Headquarters: CHEBEAGUE ISLAND, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. The Redmond Family Foundation C/o Daniel S Redmond

    EIN 043371801 · Headquarters: CAPE ELIZABETH, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  87. The Rephidim Project

    EIN 824058648 · Headquarters: GORHAM, ME, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. The Reynolds Charitable Foundation Inc

    EIN 596874656 · Headquarters: CAMDEN, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  89. The Richard C Paine Jr Automobile Collection Charitable Trust

    EIN 016080444 · Headquarters: Portland, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  90. The Riders Club

    EIN 463926863 · Headquarters: Old Orchard Beach, ME, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. The River Fund Maine

    EIN 831986128 · Headquarters: NEWRY, ME, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. The Robert and Dorothy Goldberg Charitable Foundation

    EIN 311622560 · Headquarters: PORTLAND, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  93. The Robert G & Jane V Engel Found

    EIN 222764445 · Headquarters: SOUTH PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  94. The Robinson Foundation

    EIN 656447133 · Headquarters: MACHIASPORT, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. The Rodricks Foundation Inc

    EIN 521876577 · Headquarters: DEER ISLE, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. The Root Cellar

    EIN 220990667 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. The Ruggles House Society

    EIN 010246546 · Headquarters: COLUMBIA FALLS, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. The Ruth J Jones Charitable Foundation

    EIN 300097675 · Headquarters: DAMARISCOTTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. The Saco River Theatre

    EIN 010486343 · Headquarters: Bar Mills, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. The Sahara Club Incorporated

    EIN 010354610 · Headquarters: Portland, ME, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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