Nonprofits in Massachusetts

Nonprofits in Massachusetts. Browse 52,168 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. Cornell Association of Phi Gamma Delta Inc

    EIN 043112840 · Headquarters: Oak Bluffs, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Cornell Club of Boston Inc

    EIN 042983116 · Headquarters: Sudbury, MA, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Corner Co-op Nursery Inc

    EIN 042515414 · Headquarters: BROOKLINE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Cornerstone Academy Parents and Teachers Group Inc

    EIN 043567602 · Headquarters: Northborough, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Cornerstone Capacities Foundation Inc

    EIN 923365789 · Headquarters: Dracut, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Cornerstone Christian Academy

    EIN 043429439 · Headquarters: FRANKLIN, MA, USA · Education · Latest available filing year: 2010 · Primary form: IRS Form 990

  7. Cornerstone Farm and Rescue

    EIN 932760166 · Headquarters: Bellingham, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Cornerstone Healthcare Foundation Inc C/o Banecare Management

    EIN 262691142 · Headquarters: BRAINTREE, MA, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Cornerstone Ministries Inc

    EIN 201771964 · Headquarters: Cambridge, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Cornerstone Park Place Inc

    EIN 262691049 · Headquarters: Braintree, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Cornerstone Quilters Inc

    EIN 043509515 · Headquarters: CHARLTON CITY, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Cornhole 4 Charity

    EIN 994311307 · Headquarters: Ashland, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Cornorstone Deliverance Ministries

    EIN 043289183 · Headquarters: Hyde Park, MA, USA · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  14. Corntoss for a Cure Corporation

    EIN 271153555 · Headquarters: WALPOLE, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  15. Coro Allegro Inc

    EIN 043094752 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Corona Chapter No 205 of Ma Order of the Eastern Star

    EIN 463427630 · Headquarters: Springfield, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Corp

    EIN 462761759 · Headquarters: BOSTON, MA, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. Corporate Design Foundation

    EIN 042917620 · Headquarters: GLOUCESTER, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  19. Corporation for Advancement of Medical Technologies Inc

    EIN 522079827 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Corporation for Justice Management Inc

    EIN 571175107 · Headquarters: SPRINGFIELD, MA, USA · Crime & Legal Related · Latest available filing year: 2022 · Primary form: IRS Form 990

  21. Corporation for the Celebration of Jack Kerouac in Lowell

    EIN 222700024 · Headquarters: LOWELL, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Correctional Officers Memorial Fund

    EIN 800891649 · Headquarters: Townsend, MA, US · Crime & Legal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Corrib Charitable Trust Inc

    EIN 043509639 · Headquarters: WEST ROXBURY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Corrib Charity Fund Inc

    EIN 061814832 · Headquarters: BRIGHTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Corridor 9495 Regional Chamber of Commerce

    EIN 223887369 · Headquarters: WESTBOROUGH, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Corridor Realty Corp C/o AEW Capital Management LP

    EIN 742951640 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990

  27. Corsair Football Foundation Inc

    EIN 462666812 · Headquarters: Taunton, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Cortex Flex Athlete Alliance

    EIN 992240647 · Headquarters: Somerville, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Cortico Corporation

    EIN 813975630 · Headquarters: BOSTON, MA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Corundum Convergence Institute

    EIN 934508245 · Headquarters: CAMBRIDGE, MA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Corvette Club of Western Mass Inc

    EIN 813452509 · Headquarters: Agawam, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Corwin House Association Inc

    EIN 030592233 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  33. Cory J Garwacki Foundation Inc

    EIN 474736359 · Headquarters: East Longmeadow, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Cory's Crusaders Inc

    EIN 461849031 · Headquarters: BELLINGHAM, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Corys Cause Incorporated

    EIN 475643553 · Headquarters: TAUNTON, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Cosmic Cadets Inc

    EIN 465633598 · Headquarters: Burlington, MA, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  37. Cosmonauts Avenue Inc

    EIN 820988825 · Headquarters: Amherst, MA, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  38. Costa Rica En Massachusetts

    EIN 811162793 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  39. Costas and Mary Maliotis Charitable Foundation - 1981

    EIN 042738800 · Headquarters: JAMAICA PLAIN, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  40. Costs of Care Inc

    EIN 272898108 · Headquarters: CAMBRIDGE, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Cotocheset Historic Preservation Trust Inc

    EIN 611563684 · Headquarters: OSTERVILLE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. Cotsidas Charitable Trust C/o Greenberg Rosenbltt Kull & Bitsoli

    EIN 046051091 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. Cottage Park Yacht Club Inc

    EIN 041212036 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Cottage Street School Parent Teacher Organization

    EIN 562327273 · Headquarters: Sharon, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Cotting School Inc

    EIN 042104328 · Headquarters: LEXINGTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Cotting School Pto Inc

    EIN 874327175 · Headquarters: LEXINGTON, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Cotuit Athletic Association Inc

    EIN 046064917 · Headquarters: COTUIT, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Cotuit Center for the Arts Inc

    EIN 043223784 · Headquarters: COTUIT, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Cotuit Firefighters Association Inc

    EIN 043191022 · Headquarters: COTUIT, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  50. Cotuit Firefighters Relief Fund

    EIN 474105523 · Headquarters: COTUIT, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Cotuit Highground Golf Scholarship Fund

    EIN 300241112 · Headquarters: Cotuit, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Cotuit Library Association

    EIN 042203831 · Headquarters: COTUIT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Council for Fair School Finance Inc

    EIN 042779879 · Headquarters: ROCKLAND, MA, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  54. Council for New England Real Estate Inc

    EIN 043408183 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990

  55. Council of Administrators of Compensatory Education Inc

    EIN 465273496 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Council of Armenian American Nurses

    EIN 043304000 · Headquarters: Belmont, MA, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  57. Council of Armenian Executives Inc

    EIN 042912205 · Headquarters: BELMONT, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Council of Chelmsford Schools Inc

    EIN 043156330 · Headquarters: Chelmsford, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Council of Elders Housing Corporation

    EIN 042802804 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Council of Juvenile Justice Administrators Inc

    EIN 043237796 · Headquarters: HINGHAM, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Council of Master S in Counseling Training Programs Inc

    EIN 810698312 · Headquarters: Beverly, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  62. Council of Residential Specialists Ma Chapter Inc

    EIN 680547431 · Headquarters: WALTHAM, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  63. Council of Social Agencies of Hampshire County Inc

    EIN 043233858 · Headquarters: Northampton, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Council of State Archivists Inc

    EIN 010665790 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Council on Foreign Relations Worcester Committee Inc

    EIN 043205310 · Headquarters: Worcester, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Council on Global Financial Regulation

    EIN 273589782 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  67. Council on International Educational Exchange Inc

    EIN 135619649 · Headquarters: Boston, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Council on Naturopathic Medical

    EIN 930785656 · Headquarters: GREAT BARRINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Counsel of Pulmonary Service Managers Inc

    EIN 043104563 · Headquarters: Ludlow, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Counseling Center in the Berkshires Inc

    EIN 042582808 · Headquarters: Lee, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Counselors of Real Estate

    EIN 271382007 · Headquarters: Lynnfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Count Love

    EIN 851431566 · Headquarters: Cambridge, MA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Count Me in Inc

    EIN 830561457 · Headquarters: CAMBRIDGE, MA, USA · Medical Research · Latest available filing year: 2022 · Primary form: IRS Form 990

  74. Count of Monte Alea Foundation

    EIN 453856963 · Headquarters: BROOKLINE, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Countess Sondes Foundation Limited

    EIN 980432585 · Headquarters: MARION, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  76. Country City Foundation Inc

    EIN 133020588 · Headquarters: Lenox, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  77. Country Club of Greenfield

    EIN 041212942 · Headquarters: GREENFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Country Club of New Bedford Inc

    EIN 041212945 · Headquarters: N DARTMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Country Club of Pittsfield

    EIN 041212950 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Country Club of Wilbraham Inc

    EIN 042445190 · Headquarters: WILBRAHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Country Club Way Infrastructure Improvement Association

    EIN 392660997 · Headquarters: Kingston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Country Dance & Song Society Inc

    EIN 030351253 · Headquarters: Greenfield, MA, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  83. Country Dance & Song Society Inc

    EIN 043255368 · Headquarters: Northampton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Country Dance & Song Society Inc

    EIN 043411063 · Headquarters: Shutesbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Country Dance & Song Society Inc

    EIN 043482568 · Headquarters: medford, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Country Dance & Song Society Inc

    EIN 141724227 · Headquarters: Easthampton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Country Dance & Song Society Inc

    EIN 200700473 · Headquarters: Sudbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Country Dance & Song Society Inc

    EIN 460956910 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Country Dance & Song Society Inc

    EIN 461191084 · Headquarters: Somerville, MA, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  90. Country Dance & Song Society Inc

    EIN 832664683 · Headquarters: Williamstown, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Country Dance & Song Society Inc

    EIN 843014816 · Headquarters: Northampton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Country Dance & Song Society Inc

    EIN 934211427 · Headquarters: Longmeadow, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Country Dance and Song Society Inc

    EIN 043031125 · Headquarters: EASTHAMPTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Country Dance Society Boston Centre Inc

    EIN 041212975 · Headquarters: Arlington, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Country Roads Inc C/o James Mellowes

    EIN 042397971 · Headquarters: HOPKINTON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. Countryside Children's Center Inc

    EIN 042621648 · Headquarters: Newton, MA, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990

  97. Countryside Elementary School PTO Inc

    EIN 201936829 · Headquarters: Newton Highlands, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Countryside Health Care of Milford

    EIN 204493081 · Headquarters: Milford, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. County Donegal Assoc of Greater Boston

    EIN 042724713 · Headquarters: QUINCY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. County Roscommon Assn of Boston

    EIN 043156953 · Headquarters: West Roxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

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