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. Montague Public Libaries Inc Friends Of

    EIN 800117255 · Headquarters: Turners Falls, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Montclair Ski Club

    EIN 237133819 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Monte J Wallace Foundation Monte J Wallace Trustee

    EIN 046904988 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  4. Monte Pio Luso Americano Corp

    EIN 042499111 · Headquarters: New Bedford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Montello Affordable Housing Corpora

    EIN 043492953 · Headquarters: BROCKTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Montello Business Association

    EIN 371432484 · Headquarters: BROCKTON, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Montello Welcome Home Again Inc C/o Father Bill's & Mainspring

    EIN 815024343 · Headquarters: BROCKTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Montello Welcome Home Inc C/o Father Bill's & Mainspring

    EIN 463928436 · Headquarters: BROCKTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Monterey Fire Company Ltd

    EIN 042710601 · Headquarters: MONTEREY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Monterey Native Plant Group Inc

    EIN 393962255 · Headquarters: Monterey, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Monterey News Inc

    EIN 043098721 · Headquarters: Monterey, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Monterey Pantry PickUp Inc

    EIN 990940655 · Headquarters: Monterey, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Monterey Preservation Land Trust Inc

    EIN 042878239 · Headquarters: MONTEREY, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Monterey Water Company

    EIN 041631980 · Headquarters: MONTEREY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Monterroza Foundation Inc

    EIN 874455222 · Headquarters: Millbury, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Montessori Childrens House of Nantucket Inc

    EIN 042802720 · Headquarters: Nantucket, MA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  17. Montessori Childrens House of Sbrg

    EIN 042605643 · Headquarters: Southbridge, MA, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  18. Montessori Elementary School Inc

    EIN 471471057 · Headquarters: HINGHAM, MA, USA · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  19. Montessori Elementary Teacher Training Collaborative Inc

    EIN 462319756 · Headquarters: Arlington, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Montessori School of Ipswich Inc

    EIN 042654326 · Headquarters: ipswich, MA, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Montessori Schools Os Massachusetts

    EIN 043574691 · Headquarters: QUINCY, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Montgomery Home for Aged People Inc

    EIN 042131757 · Headquarters: WEST BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  23. Montrose Foundation Inc

    EIN 042668765 · Headquarters: MEDFIELD, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Montserrat Aspirers Inc

    EIN 237401995 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Montserrat College Of Art Inc

    EIN 521859814 · Headquarters: Beverly, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Montserrat Recovery and Development Foundation USA Inc

    EIN 842536133 · Headquarters: Randolph, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Monument Beach Civic Associates Inc

    EIN 222582132 · Headquarters: Monument Beach, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Monument Beach Sportsmans Club Inc

    EIN 046143850 · Headquarters: MONUMENT BEACH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Monument Mountain Regional High School Alumni Association Inc

    EIN 455351853 · Headquarters: Housatonic, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  30. Monument Mountain School Center Inc

    EIN 042754124 · Headquarters: Great Barrington, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Monument Square Meetinghousefoundation

    EIN 922052131 · Headquarters: Jamaica Plain, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Monument Tennis Club

    EIN 830570765 · Headquarters: Jamaica Plain, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Mooncusser Sector Inc

    EIN 833838318 · Headquarters: CHATHAM, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Mooney Aircraft Pilots Association Safety Foundation Inc

    EIN 742581255 · Headquarters: Erving, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Mooney-daly Charitable Foundation James F Mooney Iii

    EIN 223295331 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  36. Moonrise Incorporated

    EIN 300152785 · Headquarters: Waban, MA, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. Moonstruck Theater Company

    EIN 204793616 · Headquarters: Marlborough, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Moose Pond Community Garden Inc

    EIN 394553764 · Headquarters: FRAMINGHAM, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Mor to Yoga

    EIN 922681042 · Headquarters: Milford, MA, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Moradd Haiti Inc

    EIN 463396335 · Headquarters: Cambridge, MA, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  41. Morality in Media of Mass Inc

    EIN 042481853 · Headquarters: Stoneham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Moran Family Charitable Fdn-ima

    EIN 134290498 · Headquarters: CONCORD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. Mordecai Foundation Inc

    EIN 824636016 · Headquarters: Natick, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  44. More Abundant Life Christian Outreach Ministries Inc

    EIN 043204858 · Headquarters: Springfield, MA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. More Fields for Marshfield Inc

    EIN 454474859 · Headquarters: MARSHFIELD, MA, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  46. More Than a Conqueror Inc

    EIN 824475344 · Headquarters: Fitchburg, MA, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. More Than a Vote

    EIN 862964147 · Headquarters: Lexington, MA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. More Than Bruises

    EIN 844438458 · Headquarters: Chestnut Hill, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  49. More Than Me Inc

    EIN 462436290 · Headquarters: AUBURN, MA, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. More Than Mom Inc

    EIN 873687602 · Headquarters: Longmeadow, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. More Than Words Inc

    EIN 042784985 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Moreland Affordable Housing Corporation C/o Brookview House Inc

    EIN 223332169 · Headquarters: DORCHESTER, MA, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Morgan Memorial Goodwill Industries Inc

    EIN 042106765 · Headquarters: Boston, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Mori Family Foundation

    EIN 932004544 · Headquarters: LEXINGTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  55. Morin Foundation Inc

    EIN 043343549 · Headquarters: Newton, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Morning Star Missions to Venus Inc

    EIN 392382446 · Headquarters: CONCORD, MA, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Morning Star Montessori School Inc

    EIN 465752635 · Headquarters: Abington, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  58. Morningside Music Bridge Inc C/o Mccarthy Legal Services

    EIN 842516931 · Headquarters: NEWTON CENTRE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. Morris & Lillian P Gould Family Fdn

    EIN 046125882 · Headquarters: SUDBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Morris Ginsberg Family Foundation

    EIN 133550057 · Headquarters: BROOKLINE, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  61. Morris Gordon Foundation for Photography Inc

    EIN 134021563 · Headquarters: PRIDES CROSSING, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Morris Professional Childcare Services Inc

    EIN 043181663 · Headquarters: Springfield, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Morris School Parent Teacher Organization

    EIN 753166327 · Headquarters: Lenox, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Morrisette Post Baseball

    EIN 832714438 · Headquarters: Quincy, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Morse Hill Outdoor Education Center Inc

    EIN 043496944 · Headquarters: AMHERST, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Morse Pond School Pto Inc

    EIN 043392724 · Headquarters: FALMOUTH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Morsel of Clay Company

    EIN 264658192 · Headquarters: Northampton, MA, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  68. Mortar Board Inc

    EIN 262935592 · Headquarters: Springfield, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Morton and Lillian Waldfogel Charitable Foundation

    EIN 043492753 · Headquarters: SWAMPSCOTT, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. Morton Health Foundation Inc

    EIN 042103605 · Headquarters: TAUNTON, MA, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990

  71. Morton Hospital and Medical Center Inc

    EIN 042780816 · Headquarters: TAUNTON, MA, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  72. Morton Hospital Auxiliary Inc

    EIN 042789935 · Headquarters: TAUNTON, MA, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  73. Morton Hospital Medical Staff Group Inc

    EIN 472993904 · Headquarters: TAUNTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Morton Physician Associates Inc

    EIN 043288841 · Headquarters: TAUNTON, MA, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  75. Mosaic Arts and Culture Inc

    EIN 043137451 · Headquarters: Brockton, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Mosaic Dance Inc

    EIN 920446318 · Headquarters: Quincy, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Mosaic Interfaith Youth Action Inc

    EIN 270598999 · Headquarters: NEWTON HLDS, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Mosaic Outdoor Mountain Club of Massachusetts Inc

    EIN 043107463 · Headquarters: BROOKLINE, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Moscicki Family Foundation Inc

    EIN 451163912 · Headquarters: NEWTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  80. Moser Foundation USA Inc

    EIN 872709339 · Headquarters: EAST BRIDGEWATER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Moses & Minna G Alpers 1990 Trust C/o John Bianchi

    EIN 043214370 · Headquarters: WENHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  82. Moses Greeley Parker Memorial Library Enrichment Foundation Inc

    EIN 043211183 · Headquarters: DRACUT, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  83. Moses Mendelsohn Cemetery Corporation

    EIN 046047036 · Headquarters: Randolph, MA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  84. Moses Williams Jr Charitable Foundation

    EIN 462952524 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  85. Mosier Elementary School Parent Teacher Association

    EIN 920293123 · Headquarters: South Hadley, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Mosier School Pto

    EIN 472240035 · Headquarters: South Hadley, MA, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  87. Most Beautiful Future Inc

    EIN 272800335 · Headquarters: Brockton, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  88. Mother Brook Arts and Community Center

    EIN 454631121 · Headquarters: DEDHAM, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Mother Brook Community Group

    EIN 262745008 · Headquarters: Needham, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Mother Caroline Academy & Education Center

    EIN 043163180 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Mother on a Mission Inc

    EIN 352303488 · Headquarters: Saugus, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  92. Mother S Love Inc

    EIN 832920507 · Headquarters: South Dartmouth, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Motherland Concepts Inc

    EIN 810812687 · Headquarters: Worthington, MA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  94. Mothers & Fathers for Motherless & Fatherless Mfmf

    EIN 680674549 · Headquarters: Worcester, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Mothers Against Racism

    EIN 851614721 · Headquarters: Gloucester, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Mothers and Infants Recovery Network Inc

    EIN 472161267 · Headquarters: BOURNE, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  97. Mothers for Daughters Inc

    EIN 263572561 · Headquarters: Chelmsford, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  98. Mothers for Justice and Equality Inc

    EIN 453741482 · Headquarters: ROXBURY, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Mothers Helping Mothers Inc

    EIN 474710128 · Headquarters: Framingham, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Mothers Morning Out Inc

    EIN 364556393 · Headquarters: Norfolk, MA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990

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