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. Webster Emergency Medical Services Inc

    EIN 043319821 · Headquarters: WEBSTER, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Webster Fastpitch Softball Association

    EIN 812151775 · Headquarters: Webster, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Webster Five Foundation Inc

    EIN 043303760 · Headquarters: AUBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  4. Webster Housing for the Elderly Inc

    EIN 222827292 · Headquarters: WORCESTER, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Webster Instructional Assistants Assc

    EIN 731627314 · Headquarters: Worcester, MA, US · Employment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. Webster Lake Association Inc

    EIN 134210812 · Headquarters: WEBSTER, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Webster Little League Baseball

    EIN 832333278 · Headquarters: Webster, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Webster Lodge Af & Am

    EIN 041032847 · Headquarters: WEBSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Webster Masonic Educational &Charitable Associationinc

    EIN 043156456 · Headquarters: WEBSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Webster Museums Incorporated

    EIN 821476574 · Headquarters: WEBSTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Webster Music Boosters Inc

    EIN 061754616 · Headquarters: WEBSTER, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Webster Police Officer's Union Local 473 of Massscop

    EIN 902634911 · Headquarters: WEBSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Webster Sailing Association

    EIN 043525301 · Headquarters: STURBRIDGE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Webster School Pto

    EIN 043394467 · Headquarters: Everett, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Webster Square Business Association Inc

    EIN 474706599 · Headquarters: WORCESTER, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Webster Square Day Care Center Inc

    EIN 042449880 · Headquarters: WORCESTER, MA, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990

  17. Webster Street Ii Inc

    EIN 043264960 · Headquarters: NEEDHAM, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Webster Waterski Collective

    EIN 844364691 · Headquarters: Webster, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Webster-dudley Business Alliance

    EIN 205827102 · Headquarters: Webster, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Webster-dudley Historical Society

    EIN 450897508 · Headquarters: Webster, MA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Webster-dudley Veterans Council

    EIN 320463556 · Headquarters: webster, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Webuild Inc

    EIN 822364814 · Headquarters: Springfield, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Wecanrow-boston Inc

    EIN 205710104 · Headquarters: ARLINGTON HEIGHTS, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Wecantest

    EIN 820632358 · Headquarters: Acton, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Wecare 365 Foundation Inc C/o Amy Khalil Vp

    EIN 842592227 · Headquarters: BROCKTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  26. Wedding Group Inc

    EIN 272513208 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Wedeln Ski and Outdoors Club Inc

    EIN 237154263 · Headquarters: Chelmsford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Wedgewood Club Inc

    EIN 042268139 · Headquarters: BEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  29. Wediko Children's Services Inc

    EIN 046002778 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990

  30. Wee Care Burlington Inc

    EIN 874633221 · Headquarters: Burlington, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Wee Care of Merrimack Valley

    EIN 320258688 · Headquarters: Methuen, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. Weekend Escape Plan Inc

    EIN 993211901 · Headquarters: Yarmouth Port, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Weema International Inc

    EIN 452947589 · Headquarters: ACTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Weeping Willows Ministry Inc

    EIN 043433596 · Headquarters: Holden, MA, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  35. Wehope Inc

    EIN 834413317 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Weifang Medical College Oversea Alumni Association

    EIN 204947850 · Headquarters: East Walpole, MA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  37. Weinberg Foundation Inc

    EIN 043469402 · Headquarters: AUBURNDALE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  38. Weir Landing Inc

    EIN 134234624 · Headquarters: BREWSTER, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Weir River Watershed Association Inc

    EIN 100002238 · Headquarters: Hull, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Weiss Asset Management Foundation Inc

    EIN 386888725 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  41. Weissman Family Charitable Foundation Attn Laura Davis Trustee

    EIN 046930997 · Headquarters: WALTHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  42. Weitzman Initiative for the Arts and Industry Inc

    EIN 830945073 · Headquarters: NEEDHAM, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. Welch School Pto

    EIN 273517357 · Headquarters: Peabody, MA, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  44. Welcome Home Coalition Inc

    EIN 815457321 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  45. Welcome Home Inc

    EIN 320609377 · Headquarters: NEWTON CENTER, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Welcome Immigrant Network

    EIN 825500713 · Headquarters: Peabody, MA, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  47. Welcome in Clubhouse Inc

    EIN 923332558 · Headquarters: Athol, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  48. Welcomenst Inc

    EIN 851674143 · Headquarters: MARLBOROUGH, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Welcoming Alliance for Refugee Ministry Warminc

    EIN 301101287 · Headquarters: WORCESTER, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Welcoming Everyone - Community Alliance of Norton

    EIN 991375937 · Headquarters: Norton, MA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Weld Family Foundation

    EIN 066531988 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Weld Foundation

    EIN 046039173 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Weld Foundation-scientific & Environmental Development

    EIN 222989001 · Headquarters: HUDSON, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  54. Well Coffee House Boston

    EIN 461394060 · Headquarters: BOSTON, MA, USA · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990

  55. Well Family Foundation Inc

    EIN 813908816 · Headquarters: Beverly, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Well of Worship Center Inc

    EIN 473383728 · Headquarters: DRACUT, MA, USA · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  57. Wellbeing Action for Youth Inc

    EIN 452395336 · Headquarters: BELLINGHAM, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Wellbeing Temple Inc

    EIN 933117381 · Headquarters: Lowell, MA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Wellboring Foundation Inc

    EIN 833400484 · Headquarters: Beverly, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Wellesley Abc Program Inc

    EIN 042503812 · Headquarters: WELLESLEY, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Wellesley Basketball Association Inc

    EIN 222952798 · Headquarters: Wellesley, MA, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  62. Wellesley Boat Club

    EIN 862077594 · Headquarters: WELLESLEY, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Wellesley Boys Youth Lacrosse Inc

    EIN 043393772 · Headquarters: WELLESLEY HILLS, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Wellesley Cancer Prevention Project

    EIN 043500235 · Headquarters: Wellesley, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  65. Wellesley Chamber of Commerce Inc

    EIN 042425557 · Headquarters: WELLESLEY, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  66. Wellesley Chamber Players

    EIN 862241944 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Wellesley Chinese American Network Inc

    EIN 813836796 · Headquarters: Wellesley, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Wellesley Chinese Language Schooli

    EIN 271049533 · Headquarters: WELLESLEY, MA, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990

  69. Wellesley Choral Society

    EIN 237184813 · Headquarters: Wellesley Hills, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Wellesley Club

    EIN 222484164 · Headquarters: WELLESLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Wellesley Club of Reading

    EIN 042793720 · Headquarters: Wellesley, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  72. Wellesley College

    EIN 042103637 · Headquarters: WELLESLEY, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Wellesley College Alumnae Assoc

    EIN 020412553 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Wellesley College Alumnae Assoc

    EIN 042621292 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Wellesley College Alumnae Assoc

    EIN 042654452 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Wellesley College Alumnae Assoc

    EIN 042793698 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. Wellesley College Alumnae Assoc

    EIN 042793703 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  78. Wellesley College Alumnae Assoc

    EIN 042793704 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  79. Wellesley College Alumnae Assoc

    EIN 042793705 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Wellesley College Alumnae Assoc

    EIN 042793706 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Wellesley College Alumnae Assoc

    EIN 042793709 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  82. Wellesley College Alumnae Assoc

    EIN 042793714 · Headquarters: Wellesley, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  83. Wellesley College Alumnae Assoc

    EIN 042793718 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  84. Wellesley College Alumnae Assoc

    EIN 042966892 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  85. Wellesley College Alumnae Assoc

    EIN 043141104 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  86. Wellesley College Alumnae Assoc

    EIN 043176147 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  87. Wellesley College Alumnae Assoc

    EIN 043178923 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  88. Wellesley College Alumnae Assoc

    EIN 043192141 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  89. Wellesley College Alumnae Assoc

    EIN 043249673 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Wellesley College Alumnae Assoc

    EIN 043282976 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  91. Wellesley College Alumnae Assoc

    EIN 043372866 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  92. Wellesley College Alumnae Assoc

    EIN 043469330 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. Wellesley College Alumnae Assoc

    EIN 043514623 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  94. Wellesley College Alumnae Assoc

    EIN 046049426 · Headquarters: Wellesley, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  95. Wellesley College Alumnae Assoc

    EIN 046077907 · Headquarters: Wellesley, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. Wellesley College Alumnae Assoc

    EIN 046147035 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. Wellesley College Alumnae Assoc

    EIN 046301617 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. Wellesley College Alumnae Assoc

    EIN 061011858 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  99. Wellesley College Alumnae Assoc

    EIN 061043316 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Wellesley College Alumnae Assoc

    EIN 061085387 · Headquarters: Wellesley, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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