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. Stoughton Historical Society

    EIN 300099060 · Headquarters: Stoughton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Stoughton Lions Club Foundation Inc

    EIN 862527393 · Headquarters: Stoughton, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Stoughton Masonic Building Association Inc

    EIN 850820487 · Headquarters: Stoughton, MA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Stoughton Media Access Corporation

    EIN 943472892 · Headquarters: STOUGHTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Stoughton Police Relief Assoc Inc

    EIN 046121644 · Headquarters: Stoughton, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  6. Stoughton Police Superior Officers Union Local 461

    EIN 562410032 · Headquarters: STOUGHTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Stoughton Post 89 Inc American Legion

    EIN 850908474 · Headquarters: Stoughton, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Stoughton Public Education Foundation

    EIN 320278355 · Headquarters: Hull, MA, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  9. Stoughton Youth Athletic Club Inc

    EIN 043104004 · Headquarters: STOUGHTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Stoughton Youth Baseball Inc

    EIN 611575450 · Headquarters: Stoughton, MA, USA · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990

  11. Stoughton Youth Flag Football League

    EIN 043568165 · Headquarters: Stoughton, MA, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  12. Stoughton Youth Lacrosse Inc

    EIN 832572419 · Headquarters: Stoughton, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Stoughton Youth Resources Inc

    EIN 222593097 · Headquarters: Stoughton, MA, US · Human Services · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  14. Stoughton Youth Soccer League Inc

    EIN 043031448 · Headquarters: STOUGHTON, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Stow Area Parents Network

    EIN 264444923 · Headquarters: Stow, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  16. Stow Athletic and Recreation Supporters

    EIN 261871002 · Headquarters: Stow, MA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  17. Stow Community Chest Incorporated

    EIN 042794423 · Headquarters: STOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Stow Community Housing Corporation

    EIN 222976670 · Headquarters: STOW, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Stow Conservation Trust Inc

    EIN 042625752 · Headquarters: STOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Stow Counselling Services Inc

    EIN 042689151 · Headquarters: Stow, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Stow Elderly Housing Corporation

    EIN 042732718 · Headquarters: STOW, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Stow Firefighters Association Inc

    EIN 222499109 · Headquarters: STOW, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  23. Stow Food Pantry Inc

    EIN 043096565 · Headquarters: Stow, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Stow Friends of Music Inc

    EIN 043579880 · Headquarters: Stow, MA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  25. Stow Friends of the Council on Aging Inc

    EIN 043000535 · Headquarters: Stow, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Stow Garden Club

    EIN 042605935 · Headquarters: STOW, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Stow Historical Society

    EIN 043273479 · Headquarters: Stow, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Stow Parent Teachers Organization

    EIN 043148681 · Headquarters: STOW, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Stow Soccer Club Inc

    EIN 800026538 · Headquarters: Stow, MA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  30. Stow Womens Club

    EIN 222570869 · Headquarters: STOW, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Stow Youth Basketball Association

    EIN 270513709 · Headquarters: Stow, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Straight Ahead Ministries INC

    EIN 043103694 · Headquarters: Worcester, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Straight Ahead Pictures Inc

    EIN 043022279 · Headquarters: CONWAY, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Strangers Helping Strangers

    EIN 845185603 · Headquarters: Worcester, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. Strategic Futures Initiative Inc C/o Verdolino & Lowey Pc

    EIN 993647053 · Headquarters: FOXBOROUGH, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Strategic Grant Partners Inc

    EIN 460512638 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  37. Strategic Marketplace Initiative

    EIN 010817065 · Headquarters: KINGSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Strategic Planning Institute Inc

    EIN 042557456 · Headquarters: Newton Ctr, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  39. Strategies for Children Inc

    EIN 043551406 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Strategies for Youth

    EIN 271389973 · Headquarters: Cambridge, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Strategies to Enhance Life Forever

    EIN 474281524 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  42. Stratford Foundation Inc

    EIN 041166517 · Headquarters: Needham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Stratford Title Holding Company Inc

    EIN 043103642 · Headquarters: Needham, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Stratleade Sustainabilty Education INC

    EIN 205863895 · Headquarters: Gloucester, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Straw Dog Writers Guild Incorporated

    EIN 453362297 · Headquarters: Northampton, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. Strawberry Lane Foundation Inc

    EIN 412031280 · Headquarters: YARMOUTH PORT, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Strawbery Banke Chapter of Hsead

    EIN 472056948 · Headquarters: Tyngsboro, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Stray Love Found Inc

    EIN 821842465 · Headquarters: WHITMAN, MA, USA · Animal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  49. Stray Pets in Need of Ma Inc

    EIN 223102844 · Headquarters: NATICK, MA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Strays in Need Inc

    EIN 043104550 · Headquarters: DANVERS, MA, USA · Animal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  51. Stream and Forest Club of the Boston Globe Inc

    EIN 042956549 · Headquarters: RANDOLPH, MA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  52. Street Angels Inc

    EIN 994242465 · Headquarters: LOWELL, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Street Cat Angels Inc

    EIN 823712661 · Headquarters: Fitchburg, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Street Theory Collective

    EIN 921452077 · Headquarters: Cambridge, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Street2Ivy Community Corporation

    EIN 862110636 · Headquarters: Boston, MA, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  56. Streetfeet Workshops Inc

    EIN 222655596 · Headquarters: MILTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  57. Streetlight Financial Foundation Inc

    EIN 861876735 · Headquarters: FLORENCE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  58. Streilein Foundation for Ocular Immunology Inc

    EIN 208861308 · Headquarters: Boston, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  59. Strength in Families

    EIN 920924026 · Headquarters: HOLBROOK, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Strength in Unity Global - a Haitian Coalition Inc

    EIN 461284356 · Headquarters: Mattapan, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Striar Center for Compassionate Care

    EIN 462880772 · Headquarters: Canton, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  62. Stride for Stride Foundation Inc

    EIN 832949347 · Headquarters: Brookline, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. STRIDE Inc

    EIN 452653155 · Headquarters: Cambridge, MA, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  64. Strident Theatre Inc

    EIN 833180882 · Headquarters: Northampton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Strike Out Cancer Inc

    EIN 061644356 · Headquarters: Weston, MA, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Striking Beauties and Beasts Project Inc

    EIN 872363645 · Headquarters: NORTH ATTLEBORO, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Stripercoast Surfcasters Club

    EIN 264130910 · Headquarters: New Bedford, MA, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  68. Stripers Forever

    EIN 721562209 · Headquarters: Newbury, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. Stripers Forever Inc

    EIN 992791531 · Headquarters: NEWBURY, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Strivers Inc Scholarship Fund

    EIN 832568790 · Headquarters: DEDHAM, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Striving Artists Theatre Company Incorporated

    EIN 262042963 · Headquarters: Somerset, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Striving for Sustainability Corp

    EIN 991583690 · Headquarters: Rowley, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Strobe Alert Foundation

    EIN 991187698 · Headquarters: Boston, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Stroke Rehabilitation and Healing

    EIN 472514439 · Headquarters: Worcester, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Strokes for Stroke Charitable Foundation Incorporated

    EIN 332409686 · Headquarters: Reading, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Strong Choices Inc

    EIN 464025159 · Headquarters: Rowley, MA, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  77. Strong Community Strong Economy Inc

    EIN 923770295 · Headquarters: Plymouth, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Strong Girls United Women

    EIN 853685304 · Headquarters: Holyoke, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Strong Little Souls

    EIN 844692020 · Headquarters: PITTSFIELD, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Strong Roots Youth Foundation

    EIN 811270427 · Headquarters: Brockton, MA, USA · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  81. Strong Women in Action Swia

    EIN 832073988 · Headquarters: Boston, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  82. Strong Young Minds Youth Development Inc

    EIN 863415620 · Headquarters: Springfield, MA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Strongbacks Inc

    EIN 821098051 · Headquarters: Everett, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. Stronger Nation Fund Inc

    EIN 934774155 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Stronger Than Chemo Foundation Inc

    EIN 394463284 · Headquarters: Maynard, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Stronger Today Resilient Tomorrow

    EIN 331328098 · Headquarters: Fall River, MA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Strongest Link AIDS Services Inc

    EIN 043022390 · Headquarters: LYNN, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990

  88. Strongwater Farm Therapeutic Equestrian Center Inc

    EIN 043436653 · Headquarters: TEWKSBURY, MA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Struckbylightningorginc

    EIN 342000947 · Headquarters: WEST YARMOUTH, MA, USA · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  90. Structural Engineers Assocation of Massachusetts Inc

    EIN 270461270 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Stuart and Mildred Reiner Foundation Co Dan Reiner

    EIN 133317252 · Headquarters: CONCORD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  92. Stuart Highland Pipe Band Inc

    EIN 800186573 · Headquarters: Worcester, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Stuart Mowry Abbleby Self Esteem Foundation

    EIN 273057853 · Headquarters: Mendon, MA, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  94. Stuart T Sugrue Trust

    EIN 043269689 · Headquarters: SPRINGFIELD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  95. Student Alumni Committee on Institutional Security Policy Inc

    EIN 204620339 · Headquarters: CAMBRIDGE, MA, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  96. Student Athlete College Consulting and Coaching

    EIN 883177541 · Headquarters: Natick, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Student Athletes Rising Inc

    EIN 711022381 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. Student Chapter American Veterinary Medical Assoc

    EIN 474991221 · Headquarters: North Grafton, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Student Clinic for Immigrant Justice Inc

    EIN 851956744 · Headquarters: Boston, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Student Clubs of HBS Inc

    EIN 571152691 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

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