Nonprofits in Winthrop, Massachusetts

Nonprofits in Winthrop, Massachusetts. Browse 89 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. Alliance for Prison Justice Inc

    EIN 042786471 · Headquarters: Winthrop, MA, US · Crime & Legal Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. American Legion

    EIN 041028165 · Headquarters: Winthrop, MA, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  3. American Legion Winthrop Piost 146 Inc

    EIN 823469580 · Headquarters: WINTHROP, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  4. Amvets

    EIN 043142629 · Headquarters: Winthrop, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  5. Boston Comets Hockey Club Incorporated

    EIN 260486680 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  6. Boston Phrf

    EIN 010968900 · Headquarters: Winthrop, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Catholic Lawyers Guild of the Archdiocese of Boston Inc

    EIN 043003173 · Headquarters: Winthrop, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Christmas Charity Fund

    EIN 043276560 · Headquarters: WINTHROP, MA, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. College Hockey Inc

    EIN 271436145 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Community Against Substance Abuse Inc

    EIN 205624878 · Headquarters: WINTHROP, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Connective Tissue Coalition Inc

    EIN 881358619 · Headquarters: WINTHROP, MA, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Cottage Park Yacht Club Inc

    EIN 041212036 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Fa Project Inc

    EIN 264373585 · Headquarters: Winthrop, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. For Kids Only Afterschool Inc

    EIN 043037204 · Headquarters: WINTHROP, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Friend's of Winthrop's 21St Century Community Learning Center

    EIN 203339086 · Headquarters: WINTHROP, MA, USA · Education · Latest available filing year: 2014 · Primary form: IRS Form 990

  16. Friends of the Library - Winthrop by the Sea

    EIN 874302707 · Headquarters: WINTHROP, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  17. Friends of the Winthrop Council on Aging Inc

    EIN 043062138 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Giorgio Chinaglia Foundation Inc

    EIN 461317240 · Headquarters: Winthrop, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  19. Grandparents Silver Lining Inc

    EIN 141966093 · Headquarters: WINTHROP, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Great Northeast Athletic Conference Inc

    EIN 461361931 · Headquarters: WINTHROP, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Harry Agganis Team Fund

    EIN 043185876 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Helphearheal

    EIN 872218883 · Headquarters: WINTHROP, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  23. Hope Rising Inc

    EIN 760779909 · Headquarters: Winthrop, MA, US · Religion Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Independent Order of Odd Fellows

    EIN 046056983 · Headquarters: Winthrop, MA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Independent Order of Odd Fellows

    EIN 237609747 · Headquarters: Winthrop, MA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  26. Independent Order of Odd Fellows 153 Margaret Winthrop Rebekah Lodge

    EIN 042855440 · Headquarters: WINTHROP, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990

  27. Jennifer Lynn Snyder Teen Heart Foundation

    EIN 270632957 · Headquarters: Winthrop, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Jossour Moroccan Association for Culture and Arts

    EIN 823493837 · Headquarters: Winthrop, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. Knights of Columbus 162 Winthrop Council

    EIN 042481970 · Headquarters: WINTHROP, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Leaders 4 Life Inc

    EIN 272053982 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  31. Lou Tompkins All Star Baseball League Inc

    EIN 270047138 · Headquarters: WINTHROP, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Lucky Cats Rescue Inc

    EIN 872222771 · Headquarters: Winthrop, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Marie C Petrilli Cancer Research & Treatment Memorial Fund

    EIN 043490770 · Headquarters: Winthrop, MA, US · Medical Research · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  34. Massachusettes Progressive Animal Watchdog Society Inc

    EIN 260100201 · Headquarters: Winthrop, MA, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Massachusetts Teachers Association

    EIN 237133716 · Headquarters: Winthrop, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Mi Amore Incorporated

    EIN 465038682 · Headquarters: WINTHROP, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. National Society of the Daughters of the American Revolution

    EIN 043171592 · Headquarters: Winthrop, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. New England Tongan Community

    EIN 933573603 · Headquarters: WINTHROP, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. New England Women's Hockey Alliance Inc

    EIN 831849400 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Pay It Forward Charities Inc

    EIN 821931565 · Headquarters: Winthrop, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Persephone Theatre Inc

    EIN 043395595 · Headquarters: winthrop, MA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. Pleasant Park Yacht Club Inc

    EIN 041732640 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Pretty Pale Inc

    EIN 454872206 · Headquarters: Winthrop, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Project Play Winthrop Inc

    EIN 922739861 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Pvmhs Class of 2001

    EIN 043659407 · Headquarters: Winthrop, MA, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Revere Federation of Paraprofessionals Local 4686

    EIN 043068135 · Headquarters: Winthrop, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  47. Saint Germain's Children Foundation

    EIN 043380128 · Headquarters: Winthrop, MA, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990

  48. Society of Saint Vincent De Paul in the Archdiocese of Boston

    EIN 273638494 · Headquarters: WINTHROP, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Supreme Emblem Club of the United States of America Inc

    EIN 223162489 · Headquarters: WINTHROP, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Survivors by the Sea Inc

    EIN 270844332 · Headquarters: WINTHROP, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. The 11 Foundation - in Memory of Michael Mason Inc

    EIN 453482306 · Headquarters: WINTHROP, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. The Jim Acone Foundation

    EIN 815269093 · Headquarters: Winthrop, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. The Revere Aquatics Corporation

    EIN 800063616 · Headquarters: Winthrop, MA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  54. The Winthrop Foundation

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

  55. Thomas W Bailey Hope Foundation Inc

    EIN 921439893 · Headquarters: WINTHROP, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Those Who Can for Those in Need Inc

    EIN 460881608 · Headquarters: Winthrop, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. To Make a Village Foundation Inc

    EIN 842550248 · Headquarters: WINTHROP, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Toastmasters International

    EIN 237096182 · Headquarters: WINTHROP, MA, US · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  59. Ubumwe Initiative

    EIN 275361866 · Headquarters: Winthrop, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. United Womens Ball Hockey Foundation Inc

    EIN 473988941 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. USS Cassin Young DD793 Association Inc

    EIN 042712535 · Headquarters: Winthrop, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Vietnam Veterans of America

    EIN 421560126 · Headquarters: Winthrop, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Viking Pride Foundation

    EIN 562438298 · Headquarters: Winthrop, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Wandering Tails Pet Rescue

    EIN 832068885 · Headquarters: Winthrop, MA, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  65. When Sandy Smiles Foundation Inc

    EIN 933742276 · Headquarters: Winthrop, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Winosia Charitable & Educational Trust

    EIN 043020360 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. Winthrop Advocacy Resources Community Inc

    EIN 237335919 · Headquarters: Winthrop, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Winthrop Art Association Inc

    EIN 237335918 · Headquarters: Winthrop, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Winthrop Chamber of Commerce Inc

    EIN 042807677 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  70. Winthrop Charities Trust

    EIN 043482791 · Headquarters: WINTHROP, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Winthrop Community Access Television Inc

    EIN 042951470 · Headquarters: WINTHROP, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Winthrop Farmers Market Inc

    EIN 473197556 · Headquarters: WINTHROP, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Winthrop Firefighters Local 1070 Inc

    EIN 992033658 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Winthrop Golf Club

    EIN 041980880 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  75. Winthrop Improvement & Historical Association

    EIN 046054758 · Headquarters: Winthrop, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Winthrop Little League Inc

    EIN 320035154 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  77. Winthrop Lodge of Elks #1078

    EIN 041079740 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Winthrop Loves Trees Inc

    EIN 871617244 · Headquarters: Winthrop, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Winthrop Parks

    EIN 823163368 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  80. Winthrop Playmakers Inc

    EIN 237263442 · Headquarters: Winthrop, MA, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  81. Winthrop Police Department Union Local 4

    EIN 473604122 · Headquarters: WINTHROP, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Winthrop Public Library & Museum Foundation Inc

    EIN 300622290 · Headquarters: Winthrop, MA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  83. Winthrop Rotary Club Foundation Inc

    EIN 261889089 · Headquarters: Winthrop, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Winthrop Sailing Foundation

    EIN 824791059 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. Winthrop Skating Association Inc

    EIN 043068915 · Headquarters: WINTHROP, MA, USA · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  86. Winthrop Viking Youth Cheer

    EIN 833433637 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Winthrop Yacht Club Inc

    EIN 041981140 · Headquarters: Winthrop, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  88. Winthrop Youth Aau Basketball

    EIN 811477208 · Headquarters: Winthrop, MA, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Winthrop Youth Hockey Association Inc

    EIN 043093620 · Headquarters: WINTHROP, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990