Nonprofits in Boston, Massachusetts

Nonprofits in Boston, Massachusetts. Browse 5,392 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 Citizens Against the Death Penalty Inc

    EIN 043453691 · Headquarters: Boston, MA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Massachusetts Coalition for Adult Education Inc

    EIN 223016440 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Massachusetts Coalition for Water Resources Stewardship Inc

    EIN 300558037 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Massachusetts Coalition to Prevent Gun Violence Inc

    EIN 845092934 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Massachusetts College of Art and Design Foundation Inc

    EIN 042742359 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Massachusetts College of Pharmacy and Health Sciences

    EIN 042104700 · Headquarters: Boston, MA, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Massachusetts Community Media Inc

    EIN 452156926 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Massachusetts Competitive Partnership Inc

    EIN 272123593 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Massachusetts Conference for Women Inc

    EIN 202699177 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Massachusetts Congregational Charitable Society

    EIN 046013690 · Headquarters: BOSTON, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Massachusetts Continuing Legal Education Inc

    EIN 042453466 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Massachusetts Correctional Legal Services Inc Dba Prisoners' Legal Svcs

    EIN 042523362 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Massachusetts Creating Community Power Associating

    EIN 384189466 · Headquarters: boston, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  14. Massachusetts Debt Relief Foundation Inc

    EIN 452656770 · Headquarters: Boston, MA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Massachusetts Dental Care Providers for Better Dental Benefits

    EIN 883227524 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  16. Massachusetts Distillers Alliance Ltd

    EIN 474005135 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  17. Massachusetts Education Justice Alliance-public Action Network

    EIN 821893166 · Headquarters: BOSTON, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. Massachusetts Employment Lawyers Association Inc

    EIN 271192104 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Massachusetts English Plus Coalition Inc

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

  20. Massachusetts Eye and Ear

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

  21. Massachusetts Fallen Firefighters Memorial

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

  22. Massachusetts Fallen Heroes Inc

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

  23. Massachusetts Family & Probate Inn

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

  24. 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

  25. Massachusetts General Hospital Nurses Alumni Associations Inc

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

  26. Massachusetts Guardianship Association Inc

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

  27. Massachusetts Higher Education Assistance Corporation

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

  28. Massachusetts Hispanic Scholarship Fund Inc

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

  29. Massachusetts Historical Society

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

  30. Massachusetts Housing & Shelter Alliance

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

  31. Massachusetts Housing Investment Corporation

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

  32. 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

  33. Massachusetts Infectious Diseases Society

    EIN 043474322 · Headquarters: Boston, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Massachusetts Innovation & Technology Exchange Inc

    EIN 043295018 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990

  35. Massachusetts Insurance Federation Inc

    EIN 450507615 · Headquarters: Boston, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Massachusetts Insurers Insolvency Fund

    EIN 237304306 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Massachusetts Interfaith Committee for Worker Justice

    EIN 043413441 · Headquarters: Boston, MA, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  38. Massachusetts Interfaith Power and Light

    EIN 320022524 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Massachusetts International Trade Council Inc

    EIN 042688640 · Headquarters: BOSTON, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2009 · Primary form: IRS Form 990

  40. Massachusetts Land Conservation Trust

    EIN 223209651 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Massachusetts Law Reform Institute Inc

    EIN 046004303 · Headquarters: BOSTON, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Massachusetts League of Community Health Centers Inc

    EIN 042507409 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Massachusetts Legal Assistance Corporation

    EIN 042790762 · Headquarters: BOSTON, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Massachusetts Lgbt Business Network Inc

    EIN 850612647 · Headquarters: Boston, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Massachusetts Lgbt Chamber of Commerce

    EIN 823342211 · Headquarters: Boston, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Massachusetts Lodging Association

    EIN 043142502 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Massachusetts Lodging Association Education Foundation Inc

    EIN 223203151 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Massachusetts Mortgage Bankers Association

    EIN 042605504 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Massachusetts Motor Transportation Association

    EIN 041640940 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Massachusetts Municipal Human Resources Inc

    EIN 042958688 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Massachusetts Network of Foster Care Alumni

    EIN 465725521 · Headquarters: Boston, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Massachusetts Nonprofit Network

    EIN 260169529 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Massachusetts Organization for Addiction Recovery Inc

    EIN 043505925 · Headquarters: BOSTON, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Massachusetts Organization of State Engineers & Scientists Moses

    EIN 042626073 · Headquarters: BOSTON, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Massachusetts Paralegal Association Inc

    EIN 042634163 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Massachusetts Patient Advocacy Alliance Foundation Inc

    EIN 464926225 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. Massachusetts Patient Advocacy Alliance Inc

    EIN 461844320 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. Massachusetts Port Authority Fire Fighters IAFF Local S-2

    EIN 510226909 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Massachusetts Preparatory Network Inc

    EIN 472004527 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990

  60. Massachusetts Production Coalition Inc

    EIN 020755665 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. Massachusetts Project 351 Inc

    EIN 454103159 · Headquarters: BOSTON, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Massachusetts Prostate Cancer Coalition Inc C/o Green Associates Llc

    EIN 046946891 · Headquarters: BOSTON, MA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Massachusetts Public Health Association

    EIN 042326503 · Headquarters: BOSTON, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Massachusetts Public Interest Research Group Education Fund Inc

    EIN 042670284 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Massachusetts Public Interest Research Group Inc

    EIN 042536325 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Massachusetts Recreational Consumer Council

    EIN 820809380 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Massachusetts Regional Employment Board Association

    EIN 043345830 · Headquarters: BOSTON, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Massachusetts Risk and Insurance Management Society Inc

    EIN 237236362 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Massachusetts Service Alliance Inc

    EIN 043088234 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Massachusetts Sickle Cell Associationinc

    EIN 043524260 · Headquarters: BOSTON, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Massachusetts Sigma Chapter of Sigma Alpha Epsilon

    EIN 454085497 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. Massachusetts Sleep Society Incorporated

    EIN 263832105 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Massachusetts Society for Promoting Agriculture

    EIN 042265469 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Massachusetts Society of Cpa's Inc

    EIN 042055313 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Massachusetts Society of Professional Engineers Inc

    EIN 046130264 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Massachusetts Society of the Cincinnati

    EIN 046046761 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  77. Massachusetts State Automobile Dealers Association Inc

    EIN 041591143 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Massachusetts State Automobile Dealers Charitable Foundation

    EIN 043402210 · Headquarters: Boston, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Massachusetts State College Assoc Massachusetts College of Art Chap

    EIN 043143596 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Massachusetts State Council Service Employees International Union

    EIN 043194461 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Massachusetts State Employees

    EIN 041866740 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990

  82. Massachusetts State Labor Council Afl-cio

    EIN 042254301 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Massachusetts Student Public Interest Research Group Inc

    EIN 043091421 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Massachusetts Taxpayers Foundation Inc

    EIN 041590310 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Massachusetts Veterans Foundation Inc

    EIN 473353587 · Headquarters: BOSTON, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Massachusetts Visitor Industry Council

    EIN 043221497 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Massachusetts Women of Color Network Inc

    EIN 920524043 · Headquarters: BOSTON, MA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Massachusetts Women's Political Caucus Inc

    EIN 042738445 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Massachusetts Women's Political Caucus Leadership Development Educationa

    EIN 042738443 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  90. Massachusetts Workforce Alliance Inc

    EIN 200089926 · Headquarters: BOSTON, MA, USA · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  91. Massachusetts Workforce Professionals Association Inc

    EIN 731669337 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990

  92. Massachusetts Youth Workforce Innovation Lab Incorporated

    EIN 334895929 · Headquarters: boston, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Massachusettsmoses Health and Welfare Fund

    EIN 222610041 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Massally Inc

    EIN 814151380 · Headquarters: Boston, MA, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  95. Masscare Capital Inc

    EIN 222975198 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. Masschallenge Inc

    EIN 270382989 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Masscommute Inc

    EIN 203137642 · Headquarters: BOSTON, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Masscreative Action Network Inc

    EIN 460916402 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Masscreative Inc

    EIN 460904093 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Massdevelopment Hefa Trust

    EIN 043379905 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

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