Nonprofits in Cambridge, Massachusetts

Nonprofits in Cambridge, Massachusetts. Browse 1,541 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 Go Foundation Inc

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

  2. Massachusetts History Workshop Inc

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

  3. Massachusetts Institute of Technology

    EIN 042103594 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Massachusetts Institute of Technology Welfare Benefit Plans Trust

    EIN 043177556 · Headquarters: Cambridge, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Massachusetts Junior Academy of Science

    EIN 461612743 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Massachusetts Me-cfs & Fm Association Inc

    EIN 043014644 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Massachusetts Peace Action Education Fund

    EIN 711000061 · Headquarters: Cambridge, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Massachusetts Peace Action Inc

    EIN 043082045 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Massachusetts Science & Engineering Fair Inc

    EIN 042707499 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Massachusetts Society for Bioenergetic Analysis Inc

    EIN 042934058 · Headquarters: CAMBRIDGE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Massachusetts Viola Society

    EIN 873013446 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Massasoit Lodge 129

    EIN 237621243 · Headquarters: Cambridge, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  13. Masslandlords Inc

    EIN 222606893 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 041032854 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 043316985 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 046069046 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237170802 · Headquarters: Cambridge, MA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  18. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237170821 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 900473135 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Masterworks Chorale

    EIN 046125155 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Material Aid and Advocacy Program Inc

    EIN 822927617 · Headquarters: Cambridge, MA, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  22. Matriarts Initiative Ltd

    EIN 262464910 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. Maxwell Sedel Family Foundation Inc

    EIN 921852417 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Maya Educational Foundation

    EIN 030335159 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Me Inc

    EIN 994581533 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Mediation Way Inc

    EIN 043472773 · Headquarters: Cambridge, MA, US · Crime & Legal Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  27. Melvoin Foundation

    EIN 366047994 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  28. Memb Associates Foundation Inc

    EIN 432091402 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  29. Memorial Drive Housing Charitable Trust C/o Homeowner's Rehab Inc

    EIN 043320445 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Mena Peace Inc

    EIN 460743957 · Headquarters: cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  31. Mens Et Manus Foundation

    EIN 300742599 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  32. Mental Health Association of Greater Lowell Inc

    EIN 042180222 · Headquarters: CAMBRIDGE, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2020 · Primary form: IRS Form 990

  33. Mental Health Impact

    EIN 883342207 · Headquarters: Cambridge, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Mental Health Matters Inc

    EIN 921268589 · Headquarters: CAMBRIDGE, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Mental Health Resources Plus Inc

    EIN 042512328 · Headquarters: CAMBRIDGE, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2013 · Primary form: IRS Form 990

  36. Mercury Orchestra Inc

    EIN 272616820 · Headquarters: CAMBRIDGE, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Merrimack Housing Corporation

    EIN 223215740 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Meti Project Inc

    EIN 462743718 · Headquarters: Cambridge, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Microfinance Opportunities

    EIN 300075787 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Middle East Librarians Association

    EIN 237346142 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Milele Children Inc

    EIN 203781915 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Military Families Speak Out Education

    EIN 203795056 · Headquarters: Cambridge, MA, USA · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  43. Miner-nagy Family Foundation

    EIN 846863123 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. Ming Hui Academy Boston Inc

    EIN 900118737 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Minow Family Foundation

    EIN 366169301 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  46. Miraki Innovation Strategic and Tactical Development Group Inc

    EIN 851934667 · Headquarters: Cambridge, MA, US · Medical Research · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  47. Miramelinda Montessori School Inc

    EIN 825435976 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Miras Boston Kazakh Cultural Foundation

    EIN 823160040 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Mit Club of Boston Inc

    EIN 222610433 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. MIT Enterprise Forum Inc

    EIN 042921492 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  51. MIT Enterprise Forum Inc Group Return

    EIN 911836589 · Headquarters: Cambridge, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990

  52. MIT Free Speech Alliance

    EIN 874018419 · Headquarters: Cambridge, MA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. MIT Hillel

    EIN 046192704 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. MIT International Inc

    EIN 812731492 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. MIT Real Estate Foundation Inc

    EIN 043397800 · Headquarters: Cambridge, MA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Mit Women's Independent Group Co

    EIN 042642553 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Model United Nations Scholarship Fund Inc

    EIN 991138419 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Moderna Charitable Foundation Inc

    EIN 871807181 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. Molecular Frontiers Foundation Inc

    EIN 205668547 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Montclair Ski Club

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

  61. Moradd Haiti Inc

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

  62. Mothers Thursday Club

    EIN 900370201 · Headquarters: Cambridge, MA, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Mountain Laurel Arts Association Inc

    EIN 454004839 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  64. Move with Freedom Inc

    EIN 204111510 · Headquarters: CAMBRIDGE, MA, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  65. Movement Arts Creation Studio Inc

    EIN 851585845 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Movement Collective Inc

    EIN 042733974 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Movement Retreat Center Inc

    EIN 881390027 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  68. Mriya Inc

    EIN 882899667 · Headquarters: Cambridge, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Mt Auburn Memorial Vfw Post Inc 8818

    EIN 042349011 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Multidisciplinary Institute of Training and Learning Inc

    EIN 874657910 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Murriel Toussaint Michel Institute Inc

    EIN 850713122 · Headquarters: CAMBRIDGE, MA, US · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. Music Library Association

    EIN 050436118 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Music Makers Foundation Inc

    EIN 743260853 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  74. Musica Omnia Inc

    EIN 753039898 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Musica Sacra Limited

    EIN 042656831 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. My Uyghur Origin

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

  77. My World Inc

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

  78. Nanobiosym Education and Research Instit

    EIN 943485515 · Headquarters: CAMBRIDGE, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. National African-american Insurance Association of Boston

    EIN 843933658 · Headquarters: Cambridge, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. National Alliance On Mental Illness-Cambridge

    EIN 042767457 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. National Assoc for Phys Ed in Higher Edu

    EIN 237087214 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  82. National Association of Government Employees Local R1-195

    EIN 743259263 · Headquarters: Cambridge, MA, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. National Bureau of Economic Research

    EIN 131641075 · Headquarters: Cambridge, MA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. National Center for Public Performa Nce Inc

    EIN 862812236 · Headquarters: Cambridge, MA, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. National Coalition for Mental Health Recovery Inc

    EIN 472183375 · Headquarters: Cambridge, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Forum on Information Literacy Inc

    EIN 263143284 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  87. National Society of Academic Medical Administrator

    EIN 463918418 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Navigation Games Inc

    EIN 473952861 · Headquarters: Cambridge, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Neal & Lynne Miller Family Foundation

    EIN 208087293 · Headquarters: Cambridge, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Neighborhood Partners Fund Inc

    EIN 043476677 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  91. Neobotics Foundation Inc

    EIN 334004770 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Nepal Us Center for Indigneous Community Development

    EIN 320295717 · Headquarters: Cambridge, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  93. Nepalese Childrens Education Fund Inc

    EIN 510424140 · Headquarters: Cambridge, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Neutral Ground Initiative

    EIN 262066566 · Headquarters: Cambridge, MA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. Neville Communities Home Inc

    EIN 043488318 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Neville Communities Inc

    EIN 043417137 · Headquarters: CAMBRIDGE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. New Apologetics Inc

    EIN 455599983 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. New England Bangladeshi American Foundation

    EIN 331165369 · Headquarters: CAMBRIDGE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. New England Botanical Club Inc

    EIN 046042239 · Headquarters: CAMBRIDGE, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. New England Center for Existential Therapy Inc

    EIN 825284947 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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