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. The Wedgwood Society of Boston Inc

    EIN 043261732 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. The Weinstein Family Foundation

    EIN 467450190 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. The Welcome Party Inc

    EIN 843511352 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. The Welcome Project Inc

    EIN 043088140 · Headquarters: Somerville, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. The Welcome Table Inc

    EIN 271004548 · Headquarters: DANVERS, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  6. The Well a Center for Hope and Hea

    EIN 271888483 · Headquarters: BRIDGEWATER, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. The Well Networks Inc

    EIN 472027377 · Headquarters: Boston, MA, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  8. The Wellesley Cooperative Nursery School

    EIN 042557074 · Headquarters: South Natick, MA, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. The Wellesley Cotillion Inc

    EIN 371746051 · Headquarters: WELLESLEY, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. The Wellesley Free Library Foundation Inc

    EIN 263194155 · Headquarters: WELLESLEY, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. The Wellness Collaborative Inc

    EIN 841903637 · Headquarters: ROXBURY, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. The Wellspring Foundation C/o Berger Katz Weishaus

    EIN 133457878 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  13. The Wellstorm Inc

    EIN 862885174 · Headquarters: Southbridge, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. The Wendy English Breast Cancer Research Foundation

    EIN 475430181 · Headquarters: CHARLESTOWN, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. The West Bridgewater Youth Athletic Association Inc

    EIN 042566110 · Headquarters: WEST BRIDGEWATER, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  16. The West End Museum Incorporated

    EIN 275438528 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. The West Wrenthem Cemetery Corp

    EIN 800970325 · Headquarters: WRENTHAM, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. The Westborough Players Club Inc

    EIN 222597605 · Headquarters: Westborough, MA, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  19. The Western Massachusetts Master Gardener Association Inc

    EIN 043085145 · Headquarters: Pittsfield, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. The Western Thoracic Surgical Association

    EIN 237405487 · Headquarters: BEVERLY, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. The Westfield Kiwanis Foundation Inc

    EIN 300489468 · Headquarters: WESTFIELD, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  22. The Westfield Sportsmans Club Inc

    EIN 042678662 · Headquarters: WESTFIELD, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. The Weston Firemens Relief Association

    EIN 046048838 · Headquarters: Weston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. The Weston Golf Club

    EIN 041962940 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. The Westwood High Alumni Assn Inc

    EIN 200909252 · Headquarters: WESTWOOD, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. The Westwood Montessori School Inc

    EIN 010710619 · Headquarters: WESTWOOD, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. The Westwood Public Library 21St Century Fund Inc

    EIN 208081236 · Headquarters: Westwood, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. The Weymouth Libraries Foundation Inc

    EIN 871692973 · Headquarters: WEYMOUTH, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. The Whale Center of New England Inc

    EIN 043047776 · Headquarters: GLOUCESTER, MA, US · Science & Technology · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  30. The Wheel

    EIN 472573150 · Headquarters: Arlington, MA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. The White Companies Charitable Trust

    EIN 042731784 · Headquarters: AUBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  32. The White Fund Inc

    EIN 042761754 · Headquarters: LAWRENCE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. The Whitney Academy Inc

    EIN 042939430 · Headquarters: EAST FREETOWN, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. The Who Says I Can't Foundation Inc

    EIN 464750676 · Headquarters: WAYLAND, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. The Widows Cove Institute Inc

    EIN 461787132 · Headquarters: Wareham, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. The Widows Friendinc

    EIN 222565287 · Headquarters: FORESTDALE, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. The Wiesler Family Foundation C/o Rubin and Rudman Llp

    EIN 306170527 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. The Wilcox Family Foundation

    EIN 226474493 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. The Wildcat Fund Inc

    EIN 813057600 · Headquarters: Weston, MA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  40. The Wilder School Inc

    EIN 863748222 · Headquarters: Woburn, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. The Wildflower Foundation

    EIN 207293894 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  42. The William & Lia G Poorvu Family Foundation

    EIN 042651199 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. The William and Irene Roberts Foundation

    EIN 042693705 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  44. The William B and Anngenette G Tyler Family Foundation

    EIN 474877953 · Headquarters: AMESBURY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. The William D Guiod Memorial Scholarship Fund

    EIN 208760136 · Headquarters: Dedham, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  46. The William F Connell Charitable Trust

    EIN 222778156 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. The William J Gould Associates Inc

    EIN 042134819 · Headquarters: MONTEREY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. The William J Seymour Institute for Black Church and Policy Studies Inc

    EIN 471665900 · Headquarters: BOSTON, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. The William Legge Trust

    EIN 207383272 · Headquarters: Sommerville, MA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  50. The William P Goldman and Brothers Foundation Inc

    EIN 136163100 · Headquarters: ARLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. The William R & Ruth D Cuming Charitable Foundation

    EIN 043423911 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. The William Sadowsky Family Foundation C/o Virginia Levsky

    EIN 046112178 · Headquarters: LONGMEADOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. The William Sturgis Friends of Education Foundation Inc

    EIN 201121054 · Headquarters: HYANNIS, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. The Williams Miller Family Foundation

    EIN 206723367 · Headquarters: NEWBURY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. The Williams School Parent Teacher Organization Inc

    EIN 143535341 · Headquarters: Auburndale, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. The Williston Northampton School

    EIN 041975990 · Headquarters: EASTHAMPTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. The Willow Tree Fund

    EIN 467468137 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. The Willowbank Foundation

    EIN 046819602 · Headquarters: MARBLEHEAD, MA, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. The Wily Network

    EIN 472434992 · Headquarters: NEWTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. The Winchendon School Inc

    EIN 050270487 · Headquarters: WINCHENDON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. The Windover Foundation

    EIN 046897800 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. The Windsor Club

    EIN 041937800 · Headquarters: Waban, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  63. The Winsor School

    EIN 042105842 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. The Winston Foundation

    EIN 260414819 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  65. The Winter-Lehman Family Foundation Inc

    EIN 822866049 · Headquarters: Stockbridge, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. The Winthrop Foundation

    EIN 842588220 · Headquarters: WINTHROP, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. The Winton Club

    EIN 042156187 · Headquarters: WINCHESTER, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. The Wish Project

    EIN 203249145 · Headquarters: LOWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. The Wistariahurst Foundation Inc

    EIN 208875772 · Headquarters: HOLYOKE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. The Wizcat Foundation

    EIN 826588862 · Headquarters: WABAN, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  71. The Wolf Family Charitable Trust

    EIN 222509486 · Headquarters: LINCOLN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. The Women's Edge

    EIN 043371964 · Headquarters: ANDOVER, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. The Wonder Mission Inc

    EIN 841874061 · Headquarters: WORCESTER, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. The Woods Hole Oceanographic Institution Tax Exempt Employee Welfare Benefits Trust

    EIN 043282355 · Headquarters: WOODS HOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. The Woodward School for Girls Inc

    EIN 042952746 · Headquarters: QUINCY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. The Worcester Center for Crafts Inc

    EIN 042105859 · Headquarters: WORCESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. The Worcester Guardian Inc

    EIN 933161785 · Headquarters: WORCESTER, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. The Worcester Olympia Theatre Foundation Inc

    EIN 883400430 · Headquarters: WORCESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. The Workers Compensation Rating & Inspection Bureau of Massachusetts

    EIN 041591010 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. The World Orphanage and Windows Foundation Inc

    EIN 300662251 · Headquarters: WORCESTER, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. The Wrentham Lions Club Foundation Inc

    EIN 203681162 · Headquarters: Wrentham, MA, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  82. The Writers Room of Boston Inc

    EIN 043181346 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. The Wurtman Foundation Inc

    EIN 650881769 · Headquarters: WELLESLEY, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. The X Main Street Corporation

    EIN 043339350 · Headquarters: INDIAN ORCHARD, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. The Yard Inc

    EIN 237348937 · Headquarters: CHILMARK, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. The Young Authors Foundation Inc

    EIN 043051022 · Headquarters: WABAN, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  87. The Young People's Project Inc

    EIN 640939004 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  88. The Youth Wellness Project Inc

    EIN 201099504 · Headquarters: LANCASTER, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. The Zaccai Foundation for Augmented Intelligence

    EIN 832243375 · Headquarters: NEEDHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. The Zammer Foundation of Cape Cod

    EIN 830722866 · Headquarters: OSTERVILLE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. The Zentangle Foundation Inc

    EIN 812271473 · Headquarters: WHITINSVILLE, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. The Zichron Shimon Foundation

    EIN 274387209 · Headquarters: Cummington, MA, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  93. The Zoe Foundation

    EIN 207552474 · Headquarters: NORTHAMPTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. The Zohar Resilience Foundation Inc

    EIN 332233916 · Headquarters: BROOKLINE, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. The Zullo Gallery Center For The Arts Charitable Trust

    EIN 043446656 · Headquarters: Medfield, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. The3pointfoundation Inc

    EIN 800793305 · Headquarters: Brighton, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. The820club Inc

    EIN 863325232 · Headquarters: WEYMOUTH, MA, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  98. Theater One Productions Inc

    EIN 042779527 · Headquarters: Middleboro, MA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Theatre Arts Opportunity Committee Inc

    EIN 461938414 · Headquarters: Newton, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Theatre Community Benevolent Fund Inc

    EIN 311712935 · Headquarters: Somerville, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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