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. Una Luz En El Camino

    EIN 462582369 · Headquarters: EVERETT, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. Unadoptable Cat Corner Inc

    EIN 831124910 · Headquarters: Worcester, MA, US · Animal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  3. Unbound Visual Arts

    EIN 371703323 · Headquarters: Brighton, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Unbroken Wings Inc

    EIN 844370809 · Headquarters: Westfield, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Uncarcerated Inc

    EIN 884111922 · Headquarters: Ashburnham, MA, US · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Unchain America Inc

    EIN 814225365 · Headquarters: LONGMEADOW, MA, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  7. Uncommon Rescue Inc

    EIN 994504354 · Headquarters: Amesbury, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Unconditional Care Inc

    EIN 462967657 · Headquarters: Cambridge, MA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  9. Uncornered Inc

    EIN 042383512 · Headquarters: DORCHESTER, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Undefended Heart

    EIN 472315651 · Headquarters: Fiskdale, MA, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  11. Under Deed Mlecomte Du Nouy Ajv-24716500

    EIN 136786343 · Headquarters: MARION, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Under Mountain Elementary Pto

    EIN 043384704 · Headquarters: Sheffield, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Under the Same Moon

    EIN 262111128 · Headquarters: ASHLAND, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Under the Tree Foundation Inc

    EIN 208361013 · Headquarters: DUXBURY, MA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Underground Railway Theater

    EIN 042730233 · Headquarters: Cambridge, MA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  16. Underground Software Incorporated

    EIN 331546345 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Understanding Cam Foundation Inc

    EIN 463422656 · Headquarters: MARBLEHEAD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  18. Understanding Disabilities Inc

    EIN 043373146 · Headquarters: READING, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Understanding Our Differences Inc

    EIN 042738924 · Headquarters: NEWTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Underwood After School Program

    EIN 042764170 · Headquarters: NEWTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Underwood Institute Inc

    EIN 813754899 · Headquarters: Cambridge, MA, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Underwood School Parent-teacher Organization Inc

    EIN 222562184 · Headquarters: NEWTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Undivided Mentoring Program for at Risk Athletes

    EIN 882148003 · Headquarters: BOSTON, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Ungar Foundation

    EIN 136937282 · Headquarters: GREAT BARRINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. Unibank Charitable Foundation Inc

    EIN 832917209 · Headquarters: WHITINSVILLE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  26. Unico Merrimack Valley Foundation Inc Co Lawrence J Ardito

    EIN 043374699 · Headquarters: NORTH ANDOVER, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Unico National

    EIN 042560350 · Headquarters: Granby, MA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  28. Unico National

    EIN 043361899 · Headquarters: NORTH READING, MA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  29. Unico National

    EIN 043396066 · Headquarters: Monson, MA, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  30. Unico National

    EIN 046148397 · Headquarters: Agawam, MA, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  31. Unico National

    EIN 800124310 · Headquarters: MONSON, MA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  32. Unico of West Springfield

    EIN 042967788 · Headquarters: WEST SPRINGFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Unidos Por La Esperanza-United In Hope Inc

    EIN 830982292 · Headquarters: Brockton, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Unidos Somos Mas Fuertes Inc

    EIN 413134321 · Headquarters: Hyde Park, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Unification De La Diapora Haitienne Pour Le Development Inc

    EIN 921447829 · Headquarters: Dorchester, MA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Unify Against Bullying

    EIN 811021433 · Headquarters: East Longmeadow, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Union & Fifth Inc

    EIN 465347078 · Headquarters: NEWTON, MA, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  38. Union Agricultural and Horticultural Society

    EIN 046064053 · Headquarters: Blandford, MA, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Union Boat Club

    EIN 041920045 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Union Capital Inc

    EIN 471136081 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Union Cemetery Co of Bellingham Inc

    EIN 800312766 · Headquarters: Mendon, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Union Chapel Education & Cultural Institute

    EIN 833631791 · Headquarters: NEWTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Union Club Inc

    EIN 041920180 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Union Club of Boston Inc

    EIN 041920190 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Union Congregational Church Homes Inc

    EIN 237253740 · Headquarters: WEYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Union Congregational Church Homes Phase Ii Inc

    EIN 042731397 · Headquarters: WEYMOUTH, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Union Congregational Church Restoration and Preservation Allia

    EIN 274320499 · Headquarters: AMESBURY, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Union Des Francais De Letranger De La Nouvelle-angleterre Inc

    EIN 043066931 · Headquarters: Sherborn, MA, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  49. Union for Democratic Communications Inc

    EIN 521305563 · Headquarters: Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Union for Radical Political Economics Inc

    EIN 132983845 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Union Fouta New England Inc

    EIN 300808268 · Headquarters: Dorchester, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  52. Union Hill School Parents Group

    EIN 043486950 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  53. Union Iron Workers Motorcycle Club

    EIN 352571607 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Union Lodge Free & Accepted Masons Inc

    EIN 237215358 · Headquarters: Nantucket, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Union Neighborhood Assistance Corp

    EIN 222956189 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Union of Minority Neighborhoodsinc

    EIN 200011504 · Headquarters: JAMAICA PLAIN, MA, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990

  57. Union Park Association Inc

    EIN 222575368 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Union Pour L Avancement De Desdunes

    EIN 843111884 · Headquarters: Randolph, MA, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  59. Union Saint Jean Baptiste No 14

    EIN 042020559 · Headquarters: AMESBURY, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Union Society Inc Co Nutter McClennen & Fish LLP

    EIN 813022935 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Union Square Main Streets Inc

    EIN 201834007 · Headquarters: SOMERVILLE, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Union Square Neighborhood Council Inc

    EIN 831887223 · Headquarters: Somerville, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. Union Street Corridor Community Development Corporation

    EIN 043289696 · Headquarters: LYNN, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  64. Union Towers Senior Citizens Inc

    EIN 042547773 · Headquarters: WEYMOUTH, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Union Velo Cycling Club

    EIN 043293355 · Headquarters: ATTLEBORO, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Unique Curriculums Unlimited Inc

    EIN 237346453 · Headquarters: Worcester, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  67. Unique Spectrum Inc

    EIN 474801209 · Headquarters: Mashpee, MA, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  68. Unique Steps Dance Academy Two Inc

    EIN 462558891 · Headquarters: N ATTLEBORO, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Unison for the Arts Inc

    EIN 272884763 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  70. Unit 7 State Chapter of Health Care Professionals

    EIN 043548888 · Headquarters: CANTON, MA, US · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  71. Unit Incorporated

    EIN 473981530 · Headquarters: Boston, MA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Unitarian Universalist Association

    EIN 042103733 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  73. Unitarian Universalist Association Employee Benefits Trust - Veba

    EIN 208079417 · Headquarters: BOSTON, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Unitarian Universalist Class Conversations

    EIN 465070530 · Headquarters: Brewster, MA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Unitarian Universalist Common Endowment Fund Llc

    EIN 461269485 · Headquarters: BOSTON, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  76. Unitarian Universalist History and Heritage Societ

    EIN 046051195 · Headquarters: Dedham, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  77. Unitarian Universalist Massachusetts Action Network Inc

    EIN 300430799 · Headquarters: Jamaica Plain, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Unitarian Universalist Ministers Association

    EIN 222322203 · Headquarters: Boston, MA, US · Religion Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  79. Unitarian Universalist Musicians Network

    EIN 900317310 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Unitarian Universalist Service Committee Inc

    EIN 046186012 · Headquarters: Cambridge, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Unitarian Universalist Urban Ministry

    EIN 042105897 · Headquarters: Roxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Unitarian Universalist Womens Heritage Society

    EIN 043129115 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  83. Unitarian Universalists for a Just Economic Community

    EIN 251759594 · Headquarters: Springfield, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Unite

    EIN 030351419 · Headquarters: BOSTON, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  85. Unite for Cancer Nfp

    EIN 462196564 · Headquarters: PRINCETON, MA, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Unite Here

    EIN 016014081 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Unite Here

    EIN 020263654 · Headquarters: Boston, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  88. Unite Here

    EIN 020343898 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Unite Here

    EIN 026012745 · Headquarters: BOSTON, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. Unite Here

    EIN 026019684 · Headquarters: BOSTON, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  91. Unite Here

    EIN 030170958 · Headquarters: Boston, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. Unite Here

    EIN 041025685 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Unite Here

    EIN 041551363 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Unite Here

    EIN 041551378 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Unite Here

    EIN 041691753 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Unite Here

    EIN 042027073 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Unite Here

    EIN 042051386 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Unite Here

    EIN 042265475 · Headquarters: Boston, MA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  99. Unite Here

    EIN 042374317 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Unite Here

    EIN 042424479 · Headquarters: Boston, MA, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

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