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. St Mary's Plaza Inc in Care of Maloney Properties Inc

    EIN 042718603 · Headquarters: WELLESLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. St Marys Cemetery Association

    EIN 043119174 · Headquarters: UXBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. St Mel Independant Day School Inc

    EIN 043171451 · Headquarters: GLOUCESTER, MA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990

  4. St Michael Archangel Lodge 630 Polish National Society

    EIN 237613939 · Headquarters: Lynn, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. St Michael Cemetery Corporation

    EIN 041474710 · Headquarters: ROSLINDALE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. St Michael School Alumni Association

    EIN 921028025 · Headquarters: Lowell, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. St Michael Social Club Inc

    EIN 237319848 · Headquarters: NEW BEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. St Michael's Conference Inc

    EIN 522078115 · Headquarters: SOUTH BOSTON, MA, US · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. St Michael's Home Association

    EIN 041802040 · Headquarters: LYNN, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  10. St Michaels Historic Preservation Foundation Inc

    EIN 471282728 · Headquarters: Marblehead, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. St Patrick's Committee of West Sprngfied

    EIN 043490212 · Headquarters: West Springfield, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. St Patrick's Manor Inc

    EIN 042157057 · Headquarters: FRAMINGHAM, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. St Paul's Anglican Church Waltham Inc

    EIN 814279549 · Headquarters: WALTHAM, MA, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  14. St Paul's Church Nursery School Inc

    EIN 042396280 · Headquarters: DEDHAM, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. St Paul's Soup Kitchen Inc

    EIN 203567246 · Headquarters: LOWELL, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. St Paul's Weekday Nursery School Inc

    EIN 562477907 · Headquarters: Bedford, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. St Pauls Kenyan Community Church

    EIN 331077731 · Headquarters: LAWRENCE, MA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. St Peter Academy Inc

    EIN 201525308 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. St Peter's Church Nursery School Inc

    EIN 042772619 · Headquarters: OSTERVILLE, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. St Peter's Fiesta Inc

    EIN 222770630 · Headquarters: GLOUCESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. St Peters Anglican Church

    EIN 208740146 · Headquarters: Winchester, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. St Rachael Fbh Church

    EIN 364646445 · Headquarters: SPRINGFIELD, MA, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. St Raphael Religious Education Development Trust

    EIN 752985077 · Headquarters: Medford, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. St Rock Haiti Foundation LTD

    EIN 061645116 · Headquarters: Milton, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. St Sebastian School Fund Inc

    EIN 421552247 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. St Stanislaus Kostka Scholarship Fund Inc

    EIN 046116188 · Headquarters: Easthampton, MA, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  27. St Stanislaus Society Inc

    EIN 901001925 · Headquarters: WEST WARREN, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. St Stans Senior Club

    EIN 900674287 · Headquarters: WEST PORT, MA, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. St Stephen Housing Initiative Inc

    EIN 863302597 · Headquarters: WORCESTER, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. St Stephens Housing Corporation C/o St Stephen's Towers

    EIN 237212028 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. St Theresa Houseinc C/o Maloney Propertiesinc

    EIN 510486335 · Headquarters: WELLESLEY, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. St Thomas Aquinas School Inc

    EIN 463922177 · Headquarters: Warren, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. St Thomas More Conference of St Vincent De Paul Society

    EIN 900412546 · Headquarters: Somerset, MA, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. St Vincent & the Grenadines Association of Massachusetts Inc

    EIN 043277527 · Headquarters: MATTAPAN, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. St Vincent De Paul Conference at Holy Name

    EIN 263798653 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. St Vincent De Paul Conference at St Joseph Church

    EIN 300494577 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  37. St Vincent De Paul Exchange Store Inc

    EIN 200339814 · Headquarters: FALL RIVER, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. St Vincent De Paul Fall River District Council

    EIN 364651122 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. St Vincent De Paul Kitchen

    EIN 201369622 · Headquarters: CLARKSBURG, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  40. St Vincent De Paul Society- N B Central District

    EIN 822912621 · Headquarters: New Bedford, MA, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  41. St Vincent De Paul Society-new Bedford District

    EIN 822927770 · Headquarters: North Dartmouth, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. St Vincent Depaul Conference at Our Lady of Grace Church

    EIN 300485203 · Headquarters: Westport, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. St Vincent Depaul Conference at St George Church

    EIN 943437971 · Headquarters: Westport, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. St Vincent Depaul Conference of St John of God Church

    EIN 943467072 · Headquarters: Somerset, MA, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. St Vincent Depaul of St Marys Cathedral

    EIN 271101615 · Headquarters: Fall River, MA, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  46. St Vincent Hospital Credit Union

    EIN 237304773 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  47. St Vincent Hospital Education and Research Fund Inc

    EIN 043473367 · Headquarters: WORCESTER, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. St Vincient De Paul Conference at St Patrick Church

    EIN 364661460 · Headquarters: Somerset, MA, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  49. St Yves School Foundation Corp

    EIN 821926335 · Headquarters: Quincy, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. St. Anthony Shrine

    EIN 208965928 · Headquarters: Boston, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. St. Anthony Shrine

    EIN 266868950 · Headquarters: Boston, MA, United States · Religion Related · Latest available filing year: 2010 · Primary form: IRS Form 990

  52. Staags Pto

    EIN 465237100 · Headquarters: Boylston, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Stacey Ann Leroy Foundation

    EIN 263543912 · Headquarters: Middleboro, MA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  54. Stacey E Avallone Memorial Foundation

    EIN 472603535 · Headquarters: Acton, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Stacey Family Foundation

    EIN 992010291 · Headquarters: Georgetown, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  56. Stacy Middle School Pto

    EIN 270967090 · Headquarters: Milford, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Stacy Stott Memorial Fund

    EIN 223874453 · Headquarters: Lowell, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  58. Stadium Renovation Initiative Inc

    EIN 204948136 · Headquarters: South Hadley, MA, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  59. Stafford Foundations for Sickle Cell

    EIN 452975552 · Headquarters: dorchester, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  60. Stag1 Gene Foundation

    EIN 872737121 · Headquarters: Stow, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Stage and Picture Operators Local 775

    EIN 222568413 · Headquarters: Weymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Stage Crew Westford

    EIN 994628290 · Headquarters: Westford, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Stage Door Players

    EIN 743222307 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  64. Stage Ensemble Theatre Unit Inc

    EIN 300171949 · Headquarters: Belmont, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Stage Harbor Sailing School Inc

    EIN 222689695 · Headquarters: BREWSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Stage Harbor Yacht Club

    EIN 042392815 · Headquarters: BREWSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Stage Source Inc

    EIN 042897621 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Stages of Life Inc

    EIN 263023283 · Headquarters: New Salem, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. StageWorks Inc

    EIN 871394115 · Headquarters: Leominster, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  70. Stahili Foundation Incorporated

    EIN 472198619 · Headquarters: Boston, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Stajez Dance Company

    EIN 992247471 · Headquarters: randolph, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Stall Brook School PTO

    EIN 222912778 · Headquarters: Bellingham, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Stamp Out Child Homelessness Inc

    EIN 271269399 · Headquarters: WESTON, MA, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  74. Stamping Out Cancer Inc

    EIN 820884744 · Headquarters: WEST BROOKFIELD, MA, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Stamps Family Charitable Foundation Inc

    EIN 042943910 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  76. Stand Nc Inc

    EIN 923212913 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Stand Up for Womens Safety Inc

    EIN 452814342 · Headquarters: Wellesley Hills, MA, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Stand with Love Foundation

    EIN 933806362 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Stand with Tigray Inc

    EIN 863032219 · Headquarters: Roxbury, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  80. Standard Byke Company Norteast Factory

    EIN 473113008 · Headquarters: Westfield, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Standardbred Owners of Massachusetts, Inc.

    EIN 043164258 · Headquarters: Plainville, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Standards Engineering Society

    EIN 066010634 · Headquarters: WAKEFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Standing in the Gap Inc

    EIN 821951007 · Headquarters: PEMBROKE, MA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Standing Wolf Inc

    EIN 471505882 · Headquarters: FALL RIVER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  85. Standish Humane Society

    EIN 237085127 · Headquarters: DUXBURY, MA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Standish Memorial Scholarship Fund

    EIN 046136148 · Headquarters: dighton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Standish Sportsmen Association Inc

    EIN 510204452 · Headquarters: EAST BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Stanford Outreach Ministries Inc

    EIN 261925221 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  89. Stanley Elementary School Pto Inc

    EIN 911922565 · Headquarters: SWAMPSCOTT, MA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  90. Stanley F Wood Post No 134

    EIN 046063265 · Headquarters: Merrimac, MA, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  91. Stanley Street Treatment and Resources Inc

    EIN 042604426 · Headquarters: FALL RIVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Stanley W Watson Foundation C/o Carol Chittenden

    EIN 223100750 · Headquarters: FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  93. Stanton Home

    EIN 222785818 · Headquarters: Great Barrington, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Stanton K-9 Foundation

    EIN 991383074 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Staples Cause for Caring Inc

    EIN 845135177 · Headquarters: Framingham, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Staples Foundation Inc

    EIN 470867951 · Headquarters: FRAMINGHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  97. Staples Share Fund

    EIN 463476388 · Headquarters: Framingham, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Star Academy Boston School Inc

    EIN 854016553 · Headquarters: WATERTOWN, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Star House

    EIN 043517917 · Headquarters: Beverly, MA, US · Human Services · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  100. Star International Charity Foundati on Inc

    EIN 812649552 · Headquarters: Worcester, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages