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. Sons of Italy in America 1712 Alessandro Volta

    EIN 042704630 · Headquarters: STOUGHTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  2. Sons of Italy in America 278 Giuseppe Verdi

    EIN 042081227 · Headquarters: WEYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Sons of Italy in America 506 Cambridge Ital Mens Ladies

    EIN 270018337 · Headquarters: BELMONT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Sons of Italy in America 648 Dante Aligheri

    EIN 042884648 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Sons of Italy in America Grand Lodge of MA - General Fund

    EIN 041850950 · Headquarters: Waltham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Sons of Italy in America Venezia Lodge 374 of Rockland Inc

    EIN 042730198 · Headquarters: ROCKLAND, MA, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  7. Sons of Italy of America

    EIN 041931637 · Headquarters: FALL RIVER, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Sons of Norway

    EIN 237291548 · Headquarters: Danvers, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Sons of Norway

    EIN 237525698 · Headquarters: West Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Sons of the Amvets Squadron 32

    EIN 471055930 · Headquarters: GLOUCESTER, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Sons of Union Veterans

    EIN 262638574 · Headquarters: LYNN, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Sons of Union Veterans

    EIN 911850975 · Headquarters: Chicopee, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Sons of Union Veterans of the Civil War

    EIN 046111669 · Headquarters: CARVER, MA, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  14. Sons of Union Veterans of the Civil War

    EIN 050500600 · Headquarters: Lancaster, MA, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  15. Sons of Union Veterans of the Civil War

    EIN 050507529 · Headquarters: Lancaster, MA, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  16. Sons of Union Veterans of the Civil War

    EIN 237020178 · Headquarters: Marlborough, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Sons of Union Veterans of the Civil War

    EIN 237020186 · Headquarters: Fitchburg, MA, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  18. Sons of Union Veterans of the Civil War

    EIN 820863648 · Headquarters: Lowell, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Sons of Union Veterans of the Civil War

    EIN 853113482 · Headquarters: SHIRLEY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Sons of Union Veterans of the Civil War

    EIN 900600571 · Headquarters: Rockland, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Sons of Union Veterans of the Civil War

    EIN 911850970 · Headquarters: Foxboro, MA, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  22. Sons of Union Veterans of the Civil War

    EIN 911851843 · Headquarters: Braintree, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Sonus Networks Inc Std Benefit Plan

    EIN 943178130 · Headquarters: Westford, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  24. Sonya Kurzweil Developmental Center Inc

    EIN 043535183 · Headquarters: NEWTON HIGHLANDS, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Sophia M Costantino Education Memorial Tr

    EIN 816869590 · Headquarters: East Boston, MA, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. Sophia Oxford Inc

    EIN 825328966 · Headquarters: Belmont, MA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Sophia Snow House Inc

    EIN 571144606 · Headquarters: WEST ROXBURY, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Sophia Snow Independent Living Inc

    EIN 571144610 · Headquarters: WEST ROXBURY, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Sophia's Fund Inc

    EIN 943452350 · Headquarters: MANSFIELD, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. Sophie's Hope Foundation Inc

    EIN 845014314 · Headquarters: HOPKINTON, MA, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Sophies Mission Inc

    EIN 814332571 · Headquarters: Royalston, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Sophies Promise Inc

    EIN 453912270 · Headquarters: Swansea, MA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. Sorella Inc

    EIN 993969205 · Headquarters: Wayland, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Soroptimist International of the Americas Inc

    EIN 042718077 · Headquarters: Haverhill, MA, US · Crime & Legal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. Soroptomist International of the Americas Inc

    EIN 640961529 · Headquarters: Lowell, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  36. Sos Operation Espoir Inc

    EIN 264795828 · Headquarters: Worcester, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Sostenica Inc

    EIN 233061896 · Headquarters: CAMBRIDGE, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Sosua75 Inc

    EIN 465498069 · Headquarters: PITTSFIELD, MA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. Soul Advocate Inc

    EIN 542078547 · Headquarters: Worcester, MA, US · Religion Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  40. Soul Glow Incorporated

    EIN 332242242 · Headquarters: Winchester, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Soul Project Inc

    EIN 861706905 · Headquarters: West Bridgewater, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Soul Renewal Life

    EIN 923046058 · Headquarters: Springfield, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Soul Winning Evangelical Ministries International Swemi Inc

    EIN 992460059 · Headquarters: Worcester, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Soulcove Center for the Arts Inc

    EIN 464174882 · Headquarters: MANCHESTER, MA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. Soule Homestead Education Center Inc

    EIN 043123966 · Headquarters: MIDDLEBORO, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Soulful Eyes Equine Rescue Inc

    EIN 853125038 · Headquarters: NEW BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Souls Survival Ministries International

    EIN 455047905 · Headquarters: Worcester, MA, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  48. Soumyas Journey Foundation

    EIN 883502841 · Headquarters: GREAT BARRINGTON, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Sound & Spirit Inc

    EIN 453970977 · Headquarters: Natick, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Sound Capitol Inc

    EIN 871427167 · Headquarters: Norwood, MA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Sound Explorations Inc

    EIN 870900148 · Headquarters: Fairhaven, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Sound Foundation Inc

    EIN 271962720 · Headquarters: WEST TISBURY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Sound Harbor Incorporated

    EIN 465395045 · Headquarters: GLOUCESTER, MA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  54. Sound Ways Inc

    EIN 475108726 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Sounding Ground Inc

    EIN 870897797 · Headquarters: ARLINGTON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  56. Sounds for Change Inc

    EIN 852762773 · Headquarters: Westminster, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Sounds of Recovery Inc

    EIN 813006340 · Headquarters: Leverett, MA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  58. Sounds of Stow Inc C/o Michele Crosby Treasurer

    EIN 043150793 · Headquarters: STOW, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Soup Kitchen in Provincetowninc

    EIN 043380230 · Headquarters: PROVINCETOWN, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Soupy for Loopy Foundation Inc

    EIN 208910673 · Headquarters: WEST SPRINGFIELD, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  61. Source International Corp Employee Benefits Trust

    EIN 043401853 · Headquarters: SUTTON, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990

  62. Sourcework Ensemble

    EIN 833775132 · Headquarters: Watertown, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Sourire D Enfants Haiti Inc

    EIN 273207999 · Headquarters: Malden, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. South Africa Development Fund Inc

    EIN 222674813 · Headquarters: JAMAICA PLAIN, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. South Africa Partners Inc

    EIN 043396641 · Headquarters: BOSTON, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. South Ashfield Library Association

    EIN 271183158 · Headquarters: Ashfield, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. South Asian Association of Bedford Corp

    EIN 932433415 · Headquarters: Bedford, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. South Asian Bar Assn Of Greater Bos

    EIN 203121784 · Headquarters: Boston, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. South Asian Circle of Hopkinton Inc

    EIN 831814970 · Headquarters: Woodville, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. South Asian Nation Inc

    EIN 270456385 · Headquarters: Brookline, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. South Asian Workers' Center Inc

    EIN 831192472 · Headquarters: BRAINTREE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. South Attleboro Columbian Corporation

    EIN 042625322 · Headquarters: ATTLEBORO, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990

  73. South Attleboro Girls Recreation Association

    EIN 043525027 · Headquarters: ATTLEBORO, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. South Attleboro Knights of Columbus Council 5876

    EIN 042481374 · Headquarters: Attleboro, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. South Beit Olam Cemetery Corporation

    EIN 273645762 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. South Boston Action Council Inc

    EIN 042441041 · Headquarters: SOUTH BOSTON, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. South Boston Arts Association Inc

    EIN 113687081 · Headquarters: SOUTH BOSTON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. South Boston Association of Nonprofits

    EIN 710969464 · Headquarters: SOUTH BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. South Boston Basketball Academy

    EIN 262287828 · Headquarters: Boston, MA, US · Youth Development · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  80. South Boston Collaborative Center Inc

    EIN 203681552 · Headquarters: SOUTH BOSTON, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. South Boston Columbus Park Youth Sports Collaborative Inc

    EIN 223137802 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. South Boston Community Development Foundation Inc

    EIN 113722992 · Headquarters: SOUTH BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. South Boston Community Health Center In

    EIN 042682152 · Headquarters: South Boston, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  84. South Boston Elderly Residences Inc

    EIN 208232873 · Headquarters: MILTON, MA, USA · Housing & Shelter · Latest available filing year: 2019 · Primary form: IRS Form 990

  85. South Boston En Accion Inc

    EIN 364622949 · Headquarters: SOUTH BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. South Boston Girls Softball Inc

    EIN 264281119 · Headquarters: SOUTH BOSTON, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. South Boston Historical Society Inc

    EIN 042988387 · Headquarters: South Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  88. South Boston Irish American Society Inc

    EIN 042685026 · Headquarters: SOUTH BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. South Boston Lithuanian Citizens Association

    EIN 041851810 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. South Boston Little League

    EIN 521286793 · Headquarters: South Boston, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. South Boston Neighborhood Development Corporation

    EIN 043023407 · Headquarters: SOUTH BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. South Boston Neighborhood House Inc

    EIN 042104807 · Headquarters: SOUTH BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. South Boston Soccer League Inc

    EIN 884071991 · Headquarters: Dorchester, MA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. South Boston Special Kids & Young Adults Corporation

    EIN 822197071 · Headquarters: SOUTH BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. South Boston Sports Hall of Fame Sholar

    EIN 043261749 · Headquarters: South Boston, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. South Boston Yacht Club

    EIN 041851890 · Headquarters: SOUTH BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. South Boston Youth Hockey Association Inc

    EIN 510626570 · Headquarters: South Boston, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. South Boston Youth Lacrosse Inc

    EIN 260143672 · Headquarters: Boston, MA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  99. South Boston Youth Soccer League Inc

    EIN 042943734 · Headquarters: South Boston, MA, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990

  100. South Central Hearth Patio and Barbeque

    EIN 752841746 · Headquarters: Sudbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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