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. Mvrhs Parent Teacher Organization

    EIN 392941025 · Headquarters: Vineyard Haven, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Mw Fund Inc

    EIN 830743255 · Headquarters: MARBLEHEAD, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Mwbc Community Outreach

    EIN 462411619 · Headquarters: Natick, MA, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  4. Mwc Foundation Inc #0726315

    EIN 222914691 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Mwra Local 1242 Aflcio-afscme

    EIN 046190199 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. My Brother's Keeper Task Force Inc

    EIN 852090538 · Headquarters: Newton, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. My Brother's Table Inc

    EIN 042794047 · Headquarters: LYNN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. My Brothers Keeper Center Inc

    EIN 650777598 · Headquarters: Somerville, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  9. My Brothers Keeper Inc

    EIN 043088412 · Headquarters: South Easton, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. My Cambodian Sisters Inc

    EIN 461539561 · Headquarters: PRIDES CROSSING, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. My Choice Programs Inc

    EIN 042531428 · Headquarters: Worcester, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. My Destiny Foundation Inc

    EIN 460909998 · Headquarters: DARTMOUTH, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  13. My Fathers House

    EIN 364660038 · Headquarters: CHELSEA, MA, US · Religion Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  14. My First Game Inc

    EIN 830995171 · Headquarters: North Attleboro, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. My Flag Project

    EIN 853976786 · Headquarters: Malden, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. My Girls Gala Inc

    EIN 264595124 · Headquarters: Wellesley, MA, US · Medical Research · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  17. My Health Matters Inc

    EIN 862108628 · Headquarters: Worcester, MA, USA · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  18. My Lifeline

    EIN 920905152 · Headquarters: LAWRENCE, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. My Little Buddys Boat Inc

    EIN 271399386 · Headquarters: CHESTNUT HILL, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. My Mothers Arms

    EIN 991349706 · Headquarters: Dudley, MA, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. My Mothers Heart Inc

    EIN 273697859 · Headquarters: Lunenburg, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  22. My Neighbor Ministries Inc

    EIN 208771351 · Headquarters: ROXBURY, MA, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. My One Wish Co Virginia Brenna

    EIN 042868891 · Headquarters: MILFORD, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. My Sister Mary Foundation

    EIN 454641149 · Headquarters: Malden, MA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  25. My Sisters Child Inc

    EIN 334688046 · Headquarters: MATTAPAN, MA, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. My Uyghur Origin

    EIN 331641230 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. My Weekday School Inc

    EIN 822428048 · Headquarters: LEXINGTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. My World Inc

    EIN 203926008 · Headquarters: cambridge, MA, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  29. Myanmar Christian Fellowships Inc

    EIN 850556417 · Headquarters: Worcester, MA, US · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Myasthenia Gravis Association of New England Inc

    EIN 475234498 · Headquarters: MARSHFIELD, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  31. Myasthenia Gravis Foundation of America Inc

    EIN 135672224 · Headquarters: Westborough, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Myasthenia Gravis Foundation of America Inc

    EIN 931225600 · Headquarters: Marshfield, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  33. Myba Scholarship Fund Inc

    EIN 454541987 · Headquarters: Marblehead, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Myintuition Corp

    EIN 821868029 · Headquarters: NEWTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Myles Owen Brastow Memorial Foundation Inc

    EIN 814484206 · Headquarters: Attleboro, MA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Mylife Incorporated

    EIN 874244200 · Headquarters: Beverly, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Myocarditis Family Netork Inc

    EIN 853440077 · Headquarters: ATTLEBORO, MA, US · Medical Research · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Myopia Hunt Club

    EIN 041648210 · Headquarters: SOUTH HAMILTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Myopia Polo Education Foundation Inc

    EIN 814073798 · Headquarters: Ipswich, MA, USA · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  40. Myricks Airfield Foundation

    EIN 471160927 · Headquarters: BERKLEY, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  41. Myricks Airfield Foundation

    EIN 743964655 · Headquarters: Berkley, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  42. Myrifield Institute for Cognition and the Arts

    EIN 261936090 · Headquarters: HEATH, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. Mysaferx Inc

    EIN 811565607 · Headquarters: Lexington, MA, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Mystic Brass Ensemble Inc

    EIN 412312858 · Headquarters: Arlington, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Mystic Charles Continucare Inc

    EIN 222583378 · Headquarters: Somerville, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Mystic Learning Center Inc

    EIN 222800993 · Headquarters: SOMERVILLE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Mystic Order of Veiled Prophets of Enchanted Realm

    EIN 041891558 · Headquarters: Randolph, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Mystic Order of Veiled Prophets of Enchanted Realm

    EIN 237535514 · Headquarters: Feeding Hills, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Mystic Order of Veiled Prophets of Enchanted Realm

    EIN 471044825 · Headquarters: Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Mystic Order of Veiled Prophets of Enchanted Realm

    EIN 833962346 · Headquarters: SHIRLEY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Mystic Order of Veiled Prophets of the Enchanted Realm Supreme Counci

    EIN 993148407 · Headquarters: ACUSHNET, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Mystic Players Revival

    EIN 933606056 · Headquarters: Medford, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Mystic River Rugby Foundation Inc

    EIN 263687500 · Headquarters: Worcester, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Mystic River Watershed Association Inc

    EIN 237221094 · Headquarters: ARLINGTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Mystic Side Opera Company

    EIN 920643842 · Headquarters: Malden, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Mystic Valley Aging Services

    EIN 042562646 · Headquarters: MALDEN, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Mystic Valley Crew Team

    EIN 824012054 · Headquarters: Melrose, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. Mystic Valley Pride Basketball Inc

    EIN 474396518 · Headquarters: Malden, MA, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  59. Mystic Valley Railway Society Inc

    EIN 237105636 · Headquarters: Hyde Park, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Mystic Valley Regional Charter School Pto Inc

    EIN 522141845 · Headquarters: MELROSE, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Mystic Valley Swim Club Inc

    EIN 273857800 · Headquarters: Belmont, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Mystic Valley YMCA

    EIN 042105874 · Headquarters: MALDEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Mystic View Task Force Inc

    EIN 043492181 · Headquarters: Somerville, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Mystic Wellington Yacht Club Inc

    EIN 042520766 · Headquarters: Medford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Mystical Seven Society of Wesleyan University

    EIN 461086653 · Headquarters: New Bedford, MA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. Myteam Triumph Inc

    EIN 455439209 · Headquarters: Buzzards Bay, MA, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  67. N E Tamil Sangam Inc

    EIN 461085035 · Headquarters: Shrewsbury, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. N E Wrestling Association

    EIN 472410475 · Headquarters: WORCESTER, MA, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  69. N M Bennett Tr Uw Fbo J Bennet Sch

    EIN 046123603 · Headquarters: HANOVER, MA, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  70. N Other Chance Inc

    EIN 271552478 · Headquarters: BROCKTON, MA, US · Housing & Shelter · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  71. N Woodburn Nichols Foundation Inc

    EIN 651162899 · Headquarters: GROVELAND, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. Na Athletic Community Fund Inc

    EIN 475594248 · Headquarters: Attleboro Falls, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  73. Na Big Red Lax

    EIN 455482216 · Headquarters: NORTH ATTLEBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Na United Alumni

    EIN 465247013 · Headquarters: NORTH ATTLEBORO, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Na United Soccer Club Inc

    EIN 262867735 · Headquarters: NORTH ATTLEBORO, MA, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  76. Nabnasset Lake Country Club Inc

    EIN 041648865 · Headquarters: Westford, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Nabnasset Lake Preservation Assoc

    EIN 043247732 · Headquarters: WESTFORD, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. Nabnassett Lake Shores Improvement Association Inc

    EIN 222575702 · Headquarters: Westford, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Naby Frye Assyrian Fund for Culture Inc

    EIN 454529955 · Headquarters: BRIMFIELD, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Nac Conservation Inc

    EIN 264548593 · Headquarters: Nantucket, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Nac Food Pantry Inc

    EIN 264485664 · Headquarters: Whitinsville, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Nac Scholarship Fund Inc

    EIN 043518227 · Headquarters: Nantucket, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Nacm - New England Inc

    EIN 041103770 · Headquarters: WESTBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Nacul Environmental Design Center Inc

    EIN 043078575 · Headquarters: Amherst, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Nad Partners Inc

    EIN 833343645 · Headquarters: Lynn, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Nafa Foundation

    EIN 853987124 · Headquarters: CANTON, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Nafas and Friends Animal Society Inc

    EIN 465631679 · Headquarters: Framingham, MA, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. Nage Local R1 118 of the National Association of Government Empl

    EIN 770669109 · Headquarters: Quincy, MA, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Nage R1-180

    EIN 464503389 · Headquarters: Holyoke, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Nage Seiu Local 5000Trial Court of Massachusetts Health and Welfare Fund

    EIN 200575135 · Headquarters: QUINCY, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Nahant Basketball

    EIN 474679885 · Headquarters: Nahant, MA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Nahant Country Club

    EIN 042707075 · Headquarters: Nahant, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Nahant Dory Club

    EIN 042680858 · Headquarters: Nahant, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Nahant Educational Foundation Inc

    EIN 562624759 · Headquarters: NAHANT, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. Nahant Firefighters Association

    EIN 473672370 · Headquarters: NAHANT, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Nahant Historical Society

    EIN 237431293 · Headquarters: NAHANT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Nahant Little League Baseball Inc

    EIN 042755141 · Headquarters: Nahant, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. Nahant Music Festival Inc

    EIN 464131778 · Headquarters: NAHANT, MA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  99. Nahant Preservation Trust Inc

    EIN 043377763 · Headquarters: Nahant, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Nahant S W I M Inc

    EIN 412242028 · Headquarters: Nahant, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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