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. Spur Inc

    EIN 472014980 · Headquarters: MARBLEHEAD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Sq Sports Inc

    EIN 834159176 · Headquarters: QUINCY, MA, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  3. Sqb Support Corporation

    EIN 923589462 · Headquarters: ROXBURY CROSSING, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. Squanicook Colonial Quilt Guild Inc

    EIN 043302993 · Headquarters: Townsend, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Squannacook Greenways

    EIN 453244076 · Headquarters: Townsend, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Squannacook River Runners

    EIN 043222541 · Headquarters: Groton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Squannacook River Sportsmens Club Inc

    EIN 995005865 · Headquarters: Townsend, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Squantum Yacht Club

    EIN 041860160 · Headquarters: QUINCY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Square Hope Inc

    EIN 472119990 · Headquarters: Duxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  10. Square One 947 Main Corporation

    EIN 990439912 · Headquarters: SPRINGFIELD, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Square Riggers Square Dance Club Inc

    EIN 042811183 · Headquarters: Natick, MA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  12. Square Wheels Square Dance Club Inc

    EIN 061368636 · Headquarters: SPRINGFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Squares Squared Inc

    EIN 821471372 · Headquarters: WORCESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  14. Squashbusters Inc

    EIN 043330698 · Headquarters: ROXBURY CROSSING, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Squibnocket Bass and Surf Club Ltd

    EIN 320448958 · Headquarters: Chilmark, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Squirrel Island Historical Society

    EIN 010501236 · Headquarters: Medford, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Squirrel Run Wildlife Rehabilitation

    EIN 993422545 · Headquarters: Holbrook, MA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Sr Williams Resource & Family Center Inc

    EIN 320313699 · Headquarters: Springfield, MA, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Sri Durga Temple Inc

    EIN 223145034 · Headquarters: Weston, MA, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  20. Sri Lanka Association of New England Inc

    EIN 812280947 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Sri Radha Bhakti

    EIN 352355491 · Headquarters: Holbrook, MA, United States · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Sri Siddha Lalitha Peetham Inc

    EIN 274127660 · Headquarters: BURLINGTON, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Sri Siddhi Vinayaka Devasthan Inc

    EIN 863677687 · Headquarters: SHREWSBURY, MA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Sri Sringeri Sharada Peetham of USA Corp

    EIN 365157358 · Headquarters: Bedford, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Srsd Online Inc

    EIN 815321306 · Headquarters: Dedham, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Sruthilayalu

    EIN 871631676 · Headquarters: WALPOLE, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Ss Cosmas E Damian Society Inc

    EIN 043583603 · Headquarters: Cambridge, MA, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  28. Ss Fisher Foundation C/o Jill Kushner

    EIN 416024302 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  29. Ss&w Charitable Foundation

    EIN 046108444 · Headquarters: CHESTNUT HILL, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990-PF

  30. Ssali Foundation Inc

    EIN 882859781 · Headquarters: WALTHAM, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Sscyc Inc

    EIN 471088262 · Headquarters: WEYMOUTH, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Sse Worthington Foundation

    EIN 922273725 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Sselc

    EIN 933890483 · Headquarters: Fitchburg, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Ssg Matthew a Pucino Memorial Foundation Ltd

    EIN 273942221 · Headquarters: SAGAMORE BEACH, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Ssg Robert Ryan Pirelli Memorial Scholarship Fund

    EIN 263028083 · Headquarters: Franklin, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Ssso of Northeast Inc

    EIN 811438962 · Headquarters: BEDFORD, MA, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. St Ann by the Sea- Myles Standish Council No 6649 Knights Of

    EIN 270520301 · Headquarters: Green Harbor, MA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. St Ann's Home Inc

    EIN 042104866 · Headquarters: METHUEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. St Anne Credit Union

    EIN 041801000 · Headquarters: NEW BEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990

  40. St Anne's Credit Union

    EIN 042128094 · Headquarters: Fall River, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. St Anne's Shrine Preservation Society Inc

    EIN 834035202 · Headquarters: FALL RIVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. St Anns Boy Scout Troop 20

    EIN 651173524 · Headquarters: Quincy, MA, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. St Anns Society Inc

    EIN 271305881 · Headquarters: WEST SPRINGFIELD, MA, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  44. St Anthony of Padua Parish St Vincent De Paul Society

    EIN 471626680 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. St Anthonys Band Club Inc

    EIN 043119178 · Headquarters: FALL RIVER, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. St Benedict Classical Academy Inc

    EIN 463090230 · Headquarters: SOUTH NATICK, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. St Bernadette Conference

    EIN 475355924 · Headquarters: Fall River, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. St Bernard Conference

    EIN 711051664 · Headquarters: Assonet, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. St Boniface Haiti Foundation Inc

    EIN 043067595 · Headquarters: SOMERVILLE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. St Botolph Club Foundation

    EIN 046156578 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. St Botolph Club Inc

    EIN 041801070 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. St Brendans Youth Gaelic Football and Hurling Club Boston Inc

    EIN 451501696 · Headquarters: DORCHESTER, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. St Camillus Health Center Inc

    EIN 042446420 · Headquarters: Whitinsville, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  54. St Casimirs Lithuanian Choir Inc

    EIN 943482675 · Headquarters: Auburn, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  55. St Catherines Vision

    EIN 300392250 · Headquarters: Hingham, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. St Cleophas Council of Knights of Columbus 15756

    EIN 464102748 · Headquarters: South Barre, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. St Columbkille Alumni Association Inc

    EIN 043222962 · Headquarters: BRIGHTON, MA, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  58. St Davids Church Nursery School Inc

    EIN 043299427 · Headquarters: South Yarmouth, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. St Francis Christian Service Inc

    EIN 043232704 · Headquarters: Braintree, MA, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  60. St Francis of Assisi Conference

    EIN 412280386 · Headquarters: Swansea, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. St Francis of Assisi Residences at Braintree Ii Inc

    EIN 042646737 · Headquarters: BRAINTREE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. St Francis of Assisi Residences at Braintree Iii Inc

    EIN 200848276 · Headquarters: BRAINTREE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. St Francis of Assisi Residences at Braintree Inc

    EIN 042589677 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. St George's Hellenic Benefit Society of Tsamanta Inc

    EIN 043483593 · Headquarters: WORCESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990

  65. St Helena's House Inc C/o Maloney Properties Inc

    EIN 042760716 · Headquarters: WELLESLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. St Helenas Foundation of Boston Inc

    EIN 823687486 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. St James Community Housing Corporation

    EIN 222610180 · Headquarters: PITTSFIELD, MA, USA · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990

  68. St Jean's Credit Union Charitable Foundation

    EIN 824193604 · Headquarters: Salem, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. St Jeans Credit Union

    EIN 041801520 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. St John Academy for Children

    EIN 824025297 · Headquarters: ASHLAND, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  71. St John Paul 11 Assembly 3503

    EIN 471912051 · Headquarters: Leominster, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. St John's Holy Ghost Association Inc

    EIN 237410487 · Headquarters: FALL RIVER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. St John's Lodge AF & AM

    EIN 237170791 · Headquarters: Newburyport, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. St John's Nursery School Inc

    EIN 042484772 · Headquarters: WESTWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. St Johns Productions Inc

    EIN 831751531 · Headquarters: Newton, MA, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. St Joseph Foundation for Catholic Education Inc

    EIN 854266921 · Headquarters: Monson, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. St Joseph Guardian of the Holy Family Conference of the Society of St Vincent

    EIN 832219044 · Headquarters: FALMOUTH, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. St Joseph Hall Inc

    EIN 582673354 · Headquarters: WATERTOWN, MA, USA · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990

  79. St Joseph Manor Health Care Inc

    EIN 042565937 · Headquarters: Brockton, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. St Joseph PNCC of Springfield Cemetery Perpetual

    EIN 043183388 · Headquarters: Agawam, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990

  81. St Joseph Residence at Mont Marie Inc

    EIN 261514675 · Headquarters: SPRINGFIELD, MA, USA · Housing & Shelter · Latest available filing year: 2016 · Primary form: IRS Form 990

  82. St Joseph's Home Inc

    EIN 993654849 · Headquarters: Lawrence, MA, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. St Kateri Institute Inc

    EIN 882122559 · Headquarters: WILLIAMSTOWN, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. St Kevins Emerald Knights Sr Drum Bugle Corps

    EIN 043536677 · Headquarters: Westford, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  85. St Lawrence Foundation for Theological Education Inc

    EIN 160967912 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. St Lawrence Literary Society Inc

    EIN 041801787 · Headquarters: IPSWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. St Louis De France

    EIN 800258281 · Headquarters: SWANSEA, MA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  88. St Louis De France Conference

    EIN 832730940 · Headquarters: Somerset, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. St Louis Endowment Fund Inc

    EIN 223075294 · Headquarters: WEBSTER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. St Luke International Church

    EIN 900658041 · Headquarters: MALDEN, MA, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  91. St Margarget's Hospital For Women

    EIN 042106333 · Headquarters: Dorchester, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. St Mark Community Education Program Inc

    EIN 800773653 · Headquarters: Dorchester, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. St Mark's School of Southborough Inc

    EIN 042103623 · Headquarters: SOUTHBOROUGH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. St Martin Family Charitable Corp

    EIN 263781317 · Headquarters: Attleboro, MA, US · Medical Research · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. St Mary Senior Life Foundation of Lynn Incorporated

    EIN 142005509 · Headquarters: LYNN, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. St Mary's Apartmentsinc C/o Maloney Properties Inc

    EIN 043435218 · Headquarters: WELLESLEY, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. St Mary's Center for Women & Children Inc

    EIN 043201844 · Headquarters: Dorchester, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. St Mary's Credit Union Inc

    EIN 041802000 · Headquarters: MARLBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. St Mary's Housing Corporaton

    EIN 900532866 · Headquarters: Boston, MA, USA · Housing & Shelter · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  100. St Mary's Immaculate Conception Cemetery and Chapel

    EIN 042772307 · Headquarters: Methuen, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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