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. Massachusetts English Plus Coalition Inc

    EIN 043151320 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Massachusetts Environmental Educati Society Inc

    EIN 042624937 · Headquarters: DEDHAM, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Massachusetts Environmental Health Association

    EIN 042576942 · Headquarters: PLYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Massachusetts Environmental Police Officers Association

    EIN 043088462 · Headquarters: SAGAMORE BEACH, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Massachusetts Environmental Research Alliance Inc

    EIN 872716952 · Headquarters: Wayland, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  6. Massachusetts Ethiopian Support Association Enkutatash Inc

    EIN 475414964 · Headquarters: CAMBRIDGE, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Massachusetts Extended Care Finance Asso Ciation Inc

    EIN 043338709 · Headquarters: North Reading, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Massachusetts Eye and Ear

    EIN 042103591 · Headquarters: BOSTON, MA, USA · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990

  9. Massachusetts Facilities Admin Association Inc

    EIN 043541106 · Headquarters: Dedham, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Massachusetts Fair Housing Center Inc

    EIN 223043308 · Headquarters: HOLYOKE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Massachusetts Fallen Firefighters Memorial

    EIN 043555530 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Massachusetts Fallen Heroes Inc

    EIN 273495087 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  13. Massachusetts Families for College Success Inc

    EIN 821067585 · Headquarters: Haydenville, MA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  14. Massachusetts Families Organizing For Change Inc

    EIN 223143924 · Headquarters: Dedham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Massachusetts Family & Probate Inn

    EIN 043432595 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Massachusetts Family Institute Inc

    EIN 043113783 · Headquarters: Acton, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Massachusetts Farm Bureau FederationInc

    EIN 042128453 · Headquarters: Marlborough, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Massachusetts Farm Bureau Preservation F Oundation Inc

    EIN 043247332 · Headquarters: Marlborough, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Massachusetts Farm Wineries and Growers Association Inc

    EIN 331158670 · Headquarters: Newbury, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990

  20. Massachusetts Federation of Beekeepers Inc

    EIN 046362906 · Headquarters: Boxford, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  21. Massachusetts Federation of Building Officials Inc

    EIN 300577019 · Headquarters: West Wareham, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Massachusetts Federation of Business & Professional Womens Clu

    EIN 042595305 · Headquarters: Lynn, MA, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Massachusetts Federation of Dog Clubs and Responsible Dog Owners I

    EIN 205847949 · Headquarters: Wayland, MA, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Massachusetts Feline Intervention Alliance Inc

    EIN 814383581 · Headquarters: Attleboro, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Massachusetts Ferret Friends Inc

    EIN 043327156 · Headquarters: Cambridge, MA, US · Animal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  26. Massachusetts FFA Foundation Inc

    EIN 453735550 · Headquarters: Abington, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Massachusetts Fine Art Auctioneers Incorporated

    EIN 223061743 · Headquarters: MARLBOROUGH, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  28. Massachusetts Fire District 14

    EIN 043150684 · Headquarters: Hudson, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Massachusetts Fire District 7 Mutual Aid Association Inc

    EIN 364874034 · Headquarters: Auburn, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Massachusetts Fire District 8 Mutual Aid Association Inc

    EIN 043503598 · Headquarters: ASHBURNHAM, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Massachusetts Fiscal Alliance

    EIN 273119044 · Headquarters: Boston, MA, United States · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Massachusetts Fishermen's Partnership

    EIN 043302036 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Massachusetts Fishermens Mobile Gear Alliance Inc

    EIN 823109909 · Headquarters: NEW BEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  34. Massachusetts Flatball Association

    EIN 831775967 · Headquarters: Sunderland, MA, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  35. Massachusetts Flute Choir Inc

    EIN 043499656 · Headquarters: Lexington, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  36. Massachusetts Food Association

    EIN 041590475 · Headquarters: MARLBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Massachusetts Foot and Ankle Society Inc

    EIN 042487282 · Headquarters: WESTFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  38. Massachusetts for Elephants Inc

    EIN 831903995 · Headquarters: IPSWICH, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  39. Massachusetts Forest Alliance LTD

    EIN 455110605 · Headquarters: Marlborough, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Massachusetts Forest Trust Inc

    EIN 237119602 · Headquarters: Marlborough, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Massachusetts Foundation for Teaching and Learning Inc

    EIN 222782827 · Headquarters: Taunton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Massachusetts Foundation for the Humanities & Public Policy Inc

    EIN 222504778 · Headquarters: NORTHAMPTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  43. Massachusetts Fraternal Order of Police

    EIN 542075864 · Headquarters: NORTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Massachusetts Fraternal Order of Police Fallen Heroes Foundation Inc

    EIN 263816181 · Headquarters: NORTON, MA, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  45. Massachusetts Freedom Fighters

    EIN 931665091 · Headquarters: ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Massachusetts Friends of Libraries Inc

    EIN 043173031 · Headquarters: Falmouth, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Massachusetts Fruit Growers Asso

    EIN 042211069 · Headquarters: North Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Massachusetts Future Problem Solving Program Inc

    EIN 743046175 · Headquarters: CHESTNUT HILL, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Massachusetts Gamma Sigma Alumni Association

    EIN 042587334 · Headquarters: GROTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  50. Massachusetts Gastroenterology Association Inc

    EIN 454169854 · Headquarters: WALTHAM, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Massachusetts Genealogical Council

    EIN 043405775 · Headquarters: North Easton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Massachusetts General Hospital Nurses Alumni Associations Inc

    EIN 042121358 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  53. Massachusetts General Physicians Organization Inc

    EIN 042807148 · Headquarters: SOMERVILLE, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  54. Massachusetts Gerontology Assn

    EIN 222529502 · Headquarters: Watertown, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  55. Massachusetts Ghostbusters

    EIN 834547308 · Headquarters: Plymouth, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Massachusetts Go Foundation Inc

    EIN 843212665 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Massachusetts Gold Star Family Memorial

    EIN 474440355 · Headquarters: Somerset, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. Massachusetts Golf Association Inc

    EIN 042487562 · Headquarters: NORTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Massachusetts Grandparents Raising Grandchildren Inc

    EIN 853811217 · Headquarters: MILLIS, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Massachusetts Great Times Inc

    EIN 465158729 · Headquarters: Allston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Massachusetts Ground Water Association Inc

    EIN 812884030 · Headquarters: WEST BOXFORD, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Massachusetts Guardianship Association Inc

    EIN 113743208 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Massachusetts Harbormasters Association Inc

    EIN 043252622 · Headquarters: NORWELL, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990

  64. Massachusetts Head Start Association Inc

    EIN 200857352 · Headquarters: Lynn, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Massachusetts Health & Hospital Assoc Inc

    EIN 042106700 · Headquarters: BURLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  66. Massachusetts Health Council Inc

    EIN 042296739 · Headquarters: WOBURN, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Massachusetts Health Data Consortium Inc

    EIN 042647615 · Headquarters: Waltham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Massachusetts Health Education and Research Fdn Inc

    EIN 042737010 · Headquarters: Jamaica Plain, MA, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. Massachusetts Health Information Management Association

    EIN 237315030 · Headquarters: WEST BOXFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Massachusetts Health Officers Association Inc

    EIN 042695256 · Headquarters: Walpole, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Massachusetts Health Promotion Associates Inc

    EIN 043292060 · Headquarters: Bridgewater, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Massachusetts Health Quality Partners Inc

    EIN 043542817 · Headquarters: Brighton, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Massachusetts Health Sciences Library Network Incorporated

    EIN 222505016 · Headquarters: Quincy, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Massachusetts Healthcare Human Resources Association Inc

    EIN 042711924 · Headquarters: FRAMINGHAM, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Massachusetts High Technology Council Inc

    EIN 042626050 · Headquarters: Burlington, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Massachusetts Higher Education Assistance Corporation

    EIN 042254705 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Massachusetts Higher Education Consortium

    EIN 042829767 · Headquarters: HADLEY, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Massachusetts Highway Association C/o William H Elovirta

    EIN 046053067 · Headquarters: BECKET, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Massachusetts Hispanic Dental Association

    EIN 161620325 · Headquarters: WESTPORT, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Massachusetts Hispanic Scholarship Fund Inc

    EIN 843291107 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Massachusetts Historical Society

    EIN 042108374 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Massachusetts History Alliance

    EIN 831021965 · Headquarters: Weymouth, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Massachusetts History Workshop Inc

    EIN 042704815 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. Massachusetts Hockey Childrens Foundation Inc

    EIN 200367394 · Headquarters: WEST ROXBURY, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. Massachusetts Hockey Coaches Assn Inc

    EIN 311810012 · Headquarters: Middleton, MA, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  86. Massachusetts Hockey Inc

    EIN 043130566 · Headquarters: DUXBURY, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Massachusetts Holistic Living Inc

    EIN 822115136 · Headquarters: Hadley, MA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  88. Massachusetts Home Learning Association Inc

    EIN 853733122 · Headquarters: SHERBORN, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Massachusetts Horticultural Society

    EIN 042104714 · Headquarters: WELLESLEY, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  90. Massachusetts Hosa-fhp Inc

    EIN 883279385 · Headquarters: ATHOL, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Massachusetts Housing & Shelter Alliance

    EIN 223068653 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Massachusetts Housing and Climate Innovation Center Inc

    EIN 932644851 · Headquarters: South Yarmouth, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Massachusetts Housing Investment Corporation

    EIN 043094550 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Massachusetts Hpe Charity Inc

    EIN 931688702 · Headquarters: SEEKONK, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Massachusetts Humane Society Inc

    EIN 743127603 · Headquarters: BRAINTREE, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Massachusetts Hydrogen Coalitionincorporated

    EIN 204352595 · Headquarters: Medway, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Massachusetts Immigrant and Refugee Advocacy Coalition Inc

    EIN 223115048 · Headquarters: BOSTON, MA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Massachusetts Immigrant Collaborative Inc

    EIN 331810079 · Headquarters: Allston, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Massachusetts Independent Certification Inc

    EIN 043557629 · Headquarters: NORTH DIGHTON, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Massachusetts Independent Child Care Organization Inc

    EIN 043484699 · Headquarters: FAIRHAVEN, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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