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. Alumnae Association of Mount Holyoke College Inc

    EIN 834437376 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Alumnae Association of Mount Holyoke College Inc

    EIN 840736927 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Alumnae Association of Mount Holyoke College Inc

    EIN 860617623 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Alumnae Association of Mount Holyoke College Inc

    EIN 900018088 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Alumnae Association of Mount Holyoke College Inc

    EIN 900018090 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Alumnae Association of Mount Holyoke College Inc

    EIN 900018092 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alumnae Association of Mount Holyoke College Inc

    EIN 900026660 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Alumnae Association of Mount Holyoke College Inc

    EIN 900026672 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Alumnae Association of Mount Holyoke College Inc

    EIN 900026673 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Alumnae Association of Mount Holyoke College Inc

    EIN 900026678 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Alumnae Association of Mount Holyoke College Inc

    EIN 911825147 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alumnae Association of Mount Holyoke College Inc

    EIN 912084369 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Alumnae Association of Mount Holyoke College Inc

    EIN 942103578 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Alumnae Association of Mount Holyoke College Inc

    EIN 942434609 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Alumnae Association of Mount Holyoke College Inc

    EIN 942498376 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Alumnae Association of Smith College

    EIN 042103649 · Headquarters: Northampton, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Alumnae Association of the Harriet E Richards Cooperative House Of

    EIN 223061841 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Alumnae Association of the School of Nursing of Ne Deaconess Hospital Inc

    EIN 046059993 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Alumnae-i Association of Simmons Univ Co Attention Fay Bean

    EIN 046051852 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Alumnae-i Network for Harvard Women Inc

    EIN 472575490 · Headquarters: Arlington, MA, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. Alumni & Friends of Lynn Classical High School Inc

    EIN 043267165 · Headquarters: Lynn, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Alumni & Friends of Upper Cape Cod Regional Techni

    EIN 452640874 · Headquarters: Buzzards Bay, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Alumni and Firends of Bershire Community College

    EIN 046130131 · Headquarters: Pittsfield, MA, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  24. Alumni and Friends of the Universidad Central De Venezuela

    EIN 811155682 · Headquarters: Brookline, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Alumni Assoc of Alpha Mu Chapter of Phi Kappa Sigma Fraternity Inc

    EIN 043146095 · Headquarters: Wellesley, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  26. Alumni Association of Fitchburg High School Inc

    EIN 043280017 · Headquarters: FITCHBURG, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Alumni Association of Massasoit Community College Inc

    EIN 042771066 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  28. Alumni Association of Tep Inc

    EIN 161686778 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Alumni Association of the Lahey Clinic Foundation Inc

    EIN 042573620 · Headquarters: CHARLESTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Alumni Association of the Rabbinical School of Hebrew Colleg

    EIN 262673621 · Headquarters: Newton, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Alumni Association of the Universit of Massachusetts at Boston Inc

    EIN 043037799 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Alumni Association of the Worcester City Hospital School of Nursing

    EIN 046061943 · Headquarters: West Boylston, MA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. Alumni of the New-ton Wellesley Hospital School of Nursing Inc

    EIN 046068385 · Headquarters: Needham, MA, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  34. Alumni Turf Group Inc

    EIN 203544431 · Headquarters: Templeton, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Alumni Upm-USA Corp

    EIN 854155260 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Alumni& Friends of Belmont High School

    EIN 261224683 · Headquarters: BELMONT, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Alus America Inc

    EIN 932223817 · Headquarters: Newton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Alvan & Lois Finn Charitable Foundation

    EIN 046861359 · Headquarters: BROOKLINE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  39. Alvarium Foundation

    EIN 823729527 · Headquarters: NEEDHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Alvord Family Foundation

    EIN 046820195 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  41. Always Family First Inc

    EIN 853862200 · Headquarters: NORTH FALMOUTH, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Always Forward Project Inc

    EIN 812826501 · Headquarters: Newburyport, MA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  43. Alysha Hill Bingham Leadership Foundation

    EIN 834109715 · Headquarters: Lynn, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Alyssa E Correira Memorial Fund

    EIN 800160025 · Headquarters: NORTON, MA, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  45. Alyssa G Foundation Inc

    EIN 831316785 · Headquarters: South Dartmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Alyssa Richardson Foundation

    EIN 993660587 · Headquarters: PEABODY, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Alzforum Foundation Inc

    EIN 920882842 · Headquarters: BOSTON, MA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  48. Alzheimer's Disease and Related Disorders Association Ma/nh Chapter Inc

    EIN 042731194 · Headquarters: WALTHAM, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2015 · Primary form: IRS Form 990

  49. Alzheimer's Family Caregiver Support Center Inc

    EIN 455545397 · Headquarters: BREWSTER, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Alzheimer's Fund - Support Research Cure Inc

    EIN 821402154 · Headquarters: Salem, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Alzheimer's Services of Cape Cod & the Islands

    EIN 222610246 · Headquarters: HYANNIS, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2012 · Primary form: IRS Form 990

  52. Alzheimer's Support Network of Sc Massachusetts

    EIN 042880502 · Headquarters: SOUTHBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Alzheimers and Dementia Media Foundation Inc

    EIN 883653417 · Headquarters: Chestnut Hill, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Alzheimers Disease Support Group of the South Shore Incorporated

    EIN 222579840 · Headquarters: Hingham, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  55. Alzheimers Education Foundation

    EIN 822692469 · Headquarters: NAHANT, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  56. Alzheimers Music Project Inc

    EIN 473869366 · Headquarters: PELHAM, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Alzheimers Rotary Foundation Inc

    EIN 464320144 · Headquarters: Edgartown, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  58. Am Tikva

    EIN 223023131 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  59. Am Vets Post 1980

    EIN 222521941 · Headquarters: MARLBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Amador Foundation Inc

    EIN 842933160 · Headquarters: WEST SPRINGFIELD, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  61. Amahoro Advocacy Clinic & Shelter Inc

    EIN 043332562 · Headquarters: Cambridge, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  62. Amal Foundation Inc

    EIN 475558949 · Headquarters: Brookline, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Amalgamated Cleaning Dyeing & Related Industries Trust

    EIN 042017582 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Amalgamated Transit Union - Local 690

    EIN 041025676 · Headquarters: FITCHBURG, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Amalgamated Transit Union 1363 Local

    EIN 050341821 · Headquarters: SWANSEA, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Amalgamated Transit Union 1548

    EIN 237277676 · Headquarters: PLYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Amalgamated Transit Union 1578 C/o Leeann Maille

    EIN 042610995 · Headquarters: LOWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Amalgamated Transit Union 589

    EIN 041103405 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Amalgamated Transit Union Local 1512

    EIN 521339762 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Amalgamated Transit Union Local 174

    EIN 042381854 · Headquarters: FALL RIVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Amalgamated Transit Union Local 22

    EIN 041917661 · Headquarters: WORCESTER, MA, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Amalgamated Transit Union Local 448

    EIN 041025670 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Amalgamated Transit Union Locl 1037

    EIN 042373376 · Headquarters: North Dartmouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Amalgamated Transit Union-division 1547

    EIN 237167350 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Amandla Education Network

    EIN 364962268 · Headquarters: ROXBURY, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Amandla Inc

    EIN 043253895 · Headquarters: Greenfield, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Amar Laboratories Inc

    EIN 421670172 · Headquarters: South Orleans, MA, US · Animal Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  78. Amaral Advantage Foundation Inc

    EIN 882152951 · Headquarters: FALL RIVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  79. Amaras Art Alliance Inc

    EIN 311742232 · Headquarters: Watertown, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Amateur Athletic Union of the United States

    EIN 020743923 · Headquarters: Brockton, MA, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  81. Amateur Athletic Union of the United States

    EIN 043334776 · Headquarters: Amherst, MA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  82. Amateur Athletic Union of the United States

    EIN 043399898 · Headquarters: Fairhaven, MA, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  83. Amateur Athletic Union of the United States

    EIN 043403818 · Headquarters: SHREWSBURY, MA, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990

  84. Amateur Athletic Union of the United States

    EIN 205969352 · Headquarters: Haverhill, MA, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  85. Amateur Athletic Union of the United States

    EIN 208109309 · Headquarters: UXBRIDGE, MA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Amateur Athletic Union of the United States

    EIN 261073605 · Headquarters: Natick, MA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  87. Amateur Athletic Union of the United States

    EIN 271912030 · Headquarters: West Barnstable, MA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  88. Amateur Athletic Union of the United States

    EIN 364709208 · Headquarters: Millbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Amateur Athletic Union of the United States

    EIN 412249047 · Headquarters: West Bridgewater, MA, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  90. Amateur Athletic Union of the United States

    EIN 452034943 · Headquarters: Brockton, MA, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  91. Amateur Athletic Union of the United States

    EIN 453142336 · Headquarters: Winchendon, MA, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  92. Amateur Athletic Union of the United States

    EIN 453747884 · Headquarters: Littleton, MA, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  93. Amateur Athletic Union of the United States

    EIN 461158958 · Headquarters: Wrentham, MA, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  94. Amateur Athletic Union of the United States

    EIN 462321144 · Headquarters: CAMBRIDGE, MA, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  95. Amateur Athletic Union of the United States

    EIN 550909518 · Headquarters: Swampscott, MA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  96. Amateur Athletic Union of the United States

    EIN 611480118 · Headquarters: Brockton, MA, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  97. Amateur Athletic Union of the United States

    EIN 800684238 · Headquarters: Ipswich, MA, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  98. Amateur Athletic Union of the United States Inc

    EIN 134319241 · Headquarters: Springfield, MA, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  99. Amateur Athletic Union of the United States Inc

    EIN 272832808 · Headquarters: Amherst, MA, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Amateur Athletic Union of the United States Inc

    EIN 274625588 · Headquarters: Sutton, MA, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

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