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. Galluccio Associates Incorporated

    EIN 043425401 · Headquarters: Cambridge, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Garden Nursery School Inc

    EIN 042398178 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Garden Street Apartments Inc

    EIN 043233283 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Gates Medical Research Institute

    EIN 821808476 · Headquarters: CAMBRIDGE, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Gay Men's Domestic Violence Project Inc

    EIN 043295230 · Headquarters: CAMBRIDGE, MA, USA · Crime & Legal Related · Latest available filing year: 2010 · Primary form: IRS Form 990

  6. GBrains Inc

    EIN 823673739 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  7. Gcr Adaptive Project Corporation

    EIN 861210569 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. General Marquis De Lafayette Society

    EIN 474286390 · Headquarters: CAMBRIDGE, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  9. Georgetown Memory Project

    EIN 475654689 · Headquarters: Cambridge, MA, US · Social Science · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. Geotherapy Institute for Art and Field Sciences

    EIN 861324744 · Headquarters: CAMBRIDGE, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Gerald Flaxer Charitable Foundation

    EIN 043491360 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Get on the Bus

    EIN 880837527 · Headquarters: Cambridge, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Girls Angle Inc

    EIN 263252687 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Girls Envisioning More Inc

    EIN 933227990 · Headquarters: Cambridge, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Global Coral Reef Alliance Inc

    EIN 133668961 · Headquarters: Cambridge, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Global Education Initiatives Inc

    EIN 208563545 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  17. Global Fibrosis Foundation Inc

    EIN 270574583 · Headquarters: Cambridge, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  18. Global Innovation Management Institute Inc

    EIN 383940964 · Headquarters: CAMBRIDGE, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Global Research Alliance for Implementation and Learning Inc

    EIN 392892287 · Headquarters: Cambridge, MA, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Global Research Innovation and Technology

    EIN 453460439 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  21. Global Student Response Inc

    EIN 223112499 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Good Ears

    EIN 311355768 · Headquarters: Cambridge, MA, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  23. Good Jobs Institute Inc

    EIN 820730634 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Governance Institute Inc

    EIN 813450020 · Headquarters: CAMBRIDGE, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. Grachanitsa Serbian Folk Dance Ensemble

    EIN 208937997 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Grancommunity Inc

    EIN 842155435 · Headquarters: CAMBRIDGE, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Grassroots Infrastructure Charitable Foundation

    EIN 046919012 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  28. Gravestar Foundation C/o Gravestar Inc

    EIN 043391926 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Great Pond Productions Inc

    EIN 271496199 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Greater Boston Glassworks

    EIN 333853810 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Greater Boston Track Club Inc

    EIN 042610666 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Greek American Political Club

    EIN 041398115 · Headquarters: CAMBRIDGE, MA, USA · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990

  33. Greek Institute Inc

    EIN 043010316 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990

  34. Green Cambridge Inc

    EIN 208633169 · Headquarters: Cambridge, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Green Energy Consumers Alliance Inc

    EIN 042791314 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Green Street Studios Inc

    EIN 042776771 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  37. Greenhouse Inc

    EIN 237159516 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  38. Greenwald Family Foundation Inc

    EIN 222667283 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  39. Grolier Poetry Foundation and Forums Tr

    EIN 461166573 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Growth Through Learning

    EIN 043372808 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Gt Qian Foundation Inc

    EIN 813307685 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. Gur Aryeh Institute for Research and Education Inc

    EIN 384005071 · Headquarters: Cambridge, MA, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Gurdjieff Society of Massachusetts Inc

    EIN 042601923 · Headquarters: Cambridge, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Gursha Inc

    EIN 853162314 · Headquarters: Cambridge, MA, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Hackharvard Undergraduate Hackathon

    EIN 464277771 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Hacking Medicine Institute Inc

    EIN 473503584 · Headquarters: Cambridge, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Haitian Croissant Foundation

    EIN 921430824 · Headquarters: CAMBRIDGE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Halcyon Music Festival

    EIN 464402987 · Headquarters: Cambridge, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. Hand by Hand Community Development Inc AKA HBHCD

    EIN 392653425 · Headquarters: Cambridge, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Hands with Ethiopia Inc

    EIN 833213016 · Headquarters: CAMBRIDGE, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Happy Generation Children-s Ministries Uganda-inc

    EIN 863718456 · Headquarters: Cambridge, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Harvard African Students Alumni Network

    EIN 522372008 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  53. Harvard Alumni for Mental Health Inc

    EIN 822754859 · Headquarters: Cambridge, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Harvard Band Foundation Inc

    EIN 042799839 · Headquarters: Cambridge, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Harvard Business School Association of Boston

    EIN 046114711 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Harvard Business School Christian Fellowship Alumni Association Inc

    EIN 460752204 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Harvard College Association Forus-china Relations

    EIN 204741249 · Headquarters: Cambridge, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Harvard College Engineering Society

    EIN 201881105 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  59. Harvard College Open Data Project

    EIN 824935993 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Harvard Debate Incorporated

    EIN 042597463 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Harvard Dedicated Energy Limited

    EIN 030425512 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Harvard Federal Credit Union

    EIN 046017806 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  63. Harvard Federalist Society

    EIN 815109948 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Harvard Gender and Sexuality Caucus Inc

    EIN 043378851 · Headquarters: Cambridge, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Harvard Glee Club Inc

    EIN 042628384 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Harvard Global Research and Support Services Inc

    EIN 454535664 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Harvard Graduate Women in Science and Engineering

    EIN 412185081 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  68. Harvard Griffin Gsas Dragon Boat Team

    EIN 900730561 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Harvard Hillel

    EIN 042620801 · Headquarters: Cambridge, MA, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Harvard International Relations Council Inc

    EIN 042581946 · Headquarters: Cambridge, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Harvard Kennedy School Alumnae Network

    EIN 821195041 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Harvard Lampoon

    EIN 046002810 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Harvard Lampoon Trust

    EIN 042631286 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Harvard Law Review Association

    EIN 042104292 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Harvard Law School

    EIN 843118937 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Harvard Law School Record Corp

    EIN 046111655 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Harvard Legal Aid Bureau

    EIN 046064211 · Headquarters: CAMBRIDGE, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Harvard Magazine Inc

    EIN 046112308 · Headquarters: CAMBRIDGE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Harvard Model Congress Asia Inc

    EIN 562613389 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Harvard Model Congress Europe

    EIN 462164127 · Headquarters: Cambridge, MA, United States of America · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  81. Harvard Model Congress Incorporated

    EIN 202775261 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990

  82. Harvard Model Congress Middle East Inc

    EIN 460697343 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Harvard Model Congress-sanfrancisco

    EIN 462785196 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  84. Harvard Place Inc

    EIN 223502747 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Harvard Radcliffe Orchestra Foundation Inc

    EIN 042444738 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Harvard Radio Broadcasting Co Inc

    EIN 046066702 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Harvard Real Estate - Allston Inc

    EIN 043373410 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Harvard Real Estate Inc

    EIN 042649303 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Harvard Salient Incorporated

    EIN 042762626 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  90. Harvard Square Business Association

    EIN 042647383 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Harvard Square Churches Meal Program Inc

    EIN 043193928 · Headquarters: cambridge, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Harvard Square Defense Fund Inc

    EIN 042677212 · Headquarters: Cambridge, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Harvard Square Homeless Shelter Corporation

    EIN 043399927 · Headquarters: CAMBRIDGE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Harvard Square Library Inc

    EIN 263199114 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Harvard Square Philippine American Alliance

    EIN 882462341 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Harvard Student Agencies Inc

    EIN 042230366 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Harvard Undergraduate Consulting

    EIN 841755113 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Harvard Undergraduate Foreign Policy Initiative

    EIN 844713880 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Harvard Undergraduate Science Olympiad

    EIN 823724746 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Harvard Undergraduate Unicef Club

    EIN 833343559 · Headquarters: Cambridge, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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