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. Construction Industries of Ma Inc

    EIN 042531283 · Headquarters: NORWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Construction Industries of Mass Advancement Fund

    EIN 510200356 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Construction Industry Association of Western Massachusetts Inc

    EIN 041133170 · Headquarters: SPRINGFIELD, MA, USA · Science & Technology · Latest available filing year: 2017 · Primary form: IRS Form 990

  4. Construction Laborers Union Local #999

    EIN 041673745 · Headquarters: EAST LONGMEADOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Construction Management Association of America Inc New England Chapter

    EIN 311504672 · Headquarters: STOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Construction Specifications Institute Worcester Chapter

    EIN 800592647 · Headquarters: Shrewsbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Construction Stops Covid Fund Inc

    EIN 861296226 · Headquarters: WEST ROXBURY, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  8. Consumer Assistance Council Inc

    EIN 042825058 · Headquarters: EAST FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Consumer Law Building Corporation

    EIN 261951595 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Consumer Quality Initiatives Inc

    EIN 043503523 · Headquarters: Malden, MA, USA · Health Care · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  11. Consumers Empowered Inc

    EIN 800640723 · Headquarters: Swampscott, MA, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  12. Contact Improvisation Boston Incorporated

    EIN 463891108 · Headquarters: Medford, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Conte Memorial Scholarship Fund

    EIN 921521738 · Headquarters: BROCKTON, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Contemporary Apartments Inc

    EIN 043067827 · Headquarters: HOLYOKE, MA, USA · Housing & Shelter · Latest available filing year: 2010 · Primary form: IRS Form 990

  15. Contemporary Arts International Inc

    EIN 043472772 · Headquarters: ACTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Contemporary Climate Gallery

    EIN 333135262 · Headquarters: LEXINGTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Contentment Dar

    EIN 237027551 · Headquarters: Greenfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Contentment Place Communcities Corporation

    EIN 851444242 · Headquarters: Dedham, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Contexticon Learning and Research Inc

    EIN 043382124 · Headquarters: CHESTNUT HILL, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Continental Society Daughters of Indian Wars Inc

    EIN 043172552 · Headquarters: Uxbridge, MA, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  21. Continuing Development of Students and Professionals Inc

    EIN 462652649 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Continuing Education Program Inc D/b/a Psychiatry Foundation

    EIN 043242952 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. Continuum Dental Education

    EIN 331688866 · Headquarters: Framingham, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Continuum Oral Health Inc

    EIN 990609224 · Headquarters: pittsfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Contractors Children's Fund

    EIN 474661945 · Headquarters: WALTHAM, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Contramont Research

    EIN 993849338 · Headquarters: Lexington, MA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Convention Medical Response Team

    EIN 812141023 · Headquarters: Northampton, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Convergence Ensemble Inc

    EIN 473846256 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Convergent Research

    EIN 883013217 · Headquarters: Cambridge, MA, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Converging Industries Research Foundation Inc

    EIN 043510815 · Headquarters: CAMBRIDGE, MA, USA · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  31. Conversation Project Inc

    EIN 383874769 · Headquarters: Boston, MA, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  32. Convivium Musicum

    EIN 043150290 · Headquarters: Dorchester, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Conway Cemetery Association

    EIN 042090302 · Headquarters: Conway, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Conway Community Swimming Pool Inc

    EIN 043488699 · Headquarters: Conway, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Conway Festival of the Hills

    EIN 811386248 · Headquarters: Conway, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Conway Firemans Relief Association Inc

    EIN 042784595 · Headquarters: Conway, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. Conway Historical Society Inc

    EIN 041205110 · Headquarters: Conway, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Conway School of Landscape Design Inc

    EIN 042596491 · Headquarters: NORTHAMPTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Conway Snowmobile Club Inc

    EIN 821442423 · Headquarters: CONWAY, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Conway Sportsman's Club Inc

    EIN 046141678 · Headquarters: CONWAY, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  41. Cook Burial Society

    EIN 056013263 · Headquarters: Blackstone, MA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  42. Cook Family Charitable Fund Inc C/o Peter a Cook Sr

    EIN 204871769 · Headquarters: MARSHFIELD, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Cook Family Giving Fund

    EIN 991390446 · Headquarters: NEWTON, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Cooke & Currie Fund

    EIN 046196463 · Headquarters: EAST FALMOUTH, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  45. Cool Sandy Beach Community Water

    EIN 043399713 · Headquarters: RUTLAND, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. Coolcap Fund Inc

    EIN 815467627 · Headquarters: LEVERETT, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  47. Cooley Dickinson Health Care Corp

    EIN 042103561 · Headquarters: Northampton, MA, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990

  48. Cooley Dickinson Hospital Inc

    EIN 222617175 · Headquarters: Northampton, MA, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990

  49. Coolidge Association of Parents and Educators

    EIN 223072106 · Headquarters: Shrewsbury, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Coolidge Corner Community Chorus

    EIN 010556535 · Headquarters: Brookline, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Coolidge Corner PTO INC FKA Devotion School Alliance

    EIN 043225741 · Headquarters: Brookline, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Coolidge Corner Theatre Foundation Inc

    EIN 043039722 · Headquarters: BROOKLINE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Coolidge Hill Foundation

    EIN 042121312 · Headquarters: LENOX, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. Coolidge Middle School Pto Inc

    EIN 043548819 · Headquarters: Reading, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Coolidge School Science Olympiad Inc

    EIN 043192502 · Headquarters: READING, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  56. Coolveg Foundation Inc

    EIN 934155665 · Headquarters: Cambridge, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Coonamessett Farm Foundation Inc

    EIN 262645719 · Headquarters: EAST FALMOUTH, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Coonamessett Pond Association Inc

    EIN 844184071 · Headquarters: East Falmouth, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Coonamessett River Trust Inc

    EIN 204839369 · Headquarters: Falmouth, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Cooperative Capital Fund of New England Inc

    EIN 208980039 · Headquarters: Northampton, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Cooperative Credit Union Association Inc

    EIN 043403594 · Headquarters: MARLBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Cooperative Development Institute Inc

    EIN 043241596 · Headquarters: NORTHAMPTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Cooperative Elder Services Inc

    EIN 042680168 · Headquarters: Concord, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Cooperative for Human Services Inc

    EIN 042737089 · Headquarters: Lexington, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Cooperative Fund of the Northeast Inc

    EIN 030264092 · Headquarters: WATERTOWN, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Cooperative Metropolitan Ministries Inc

    EIN 046137247 · Headquarters: NEWTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Cooperative Production Inc

    EIN 042588140 · Headquarters: NORTH DIGHTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Cooperative Theatre for Children Inc

    EIN 042688129 · Headquarters: WINCHESTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Coops Troop Foundation Inc

    EIN 821467979 · Headquarters: Weymouth, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Coops4Haiti Inc

    EIN 450818777 · Headquarters: Boston, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  71. Cop Amputee Association

    EIN 461782311 · Headquarters: Wenham, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Copeland Family Foundation Inc

    EIN 222474056 · Headquarters: MILTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  73. Copenhagen Consensus Center USA Inc

    EIN 261214521 · Headquarters: TEWKSBURY, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Copernicus Institute for the Arts Sciences and Law of New Engla

    EIN 872761178 · Headquarters: Beverly, MA, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Copicut Rifle Association Inc

    EIN 222695833 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Copley Singers Inc

    EIN 800554691 · Headquarters: Needham, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Coppedge Gordon Family Foundation

    EIN 046826054 · Headquarters: BROOKLINE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  78. Cops for Kids with Cancer Inc

    EIN 810657836 · Headquarters: CANTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Cora Du Bois Charitable Trust

    EIN 046689812 · Headquarters: BOSTON, MA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  80. Cord Foundation

    EIN 332008373 · Headquarters: REVERE, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Cordelia Family Foundation LTD

    EIN 465005885 · Headquarters: Norwell, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  82. Cordes Care Packages Inc Fka Pat's Presents for Patientsinc

    EIN 812998283 · Headquarters: WESTFIELD, MA, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  83. Cordial Eye Gallery and Artist Space Inc

    EIN 843685165 · Headquarters: Hyannis, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Core - Center for Opportunity Resil Ience & Equity

    EIN 393830225 · Headquarters: Holyoke, MA, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Core Empowerment Social Justice

    EIN 871327136 · Headquarters: Boston, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Core Homeschool Learning

    EIN 922147901 · Headquarters: S HAMILTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  87. Core Im Inc

    EIN 921073220 · Headquarters: WAKEFIELD, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Core Learning Services Inc

    EIN 760769328 · Headquarters: REVERE, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Core Values Strong Families Inc

    EIN 861877693 · Headquarters: BOSTON, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Coremh Inc

    EIN 471612321 · Headquarters: MATTAPAN, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Cores Inc

    EIN 043377072 · Headquarters: Somerville, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Corey C Griffin Charitable Foundation

    EIN 471976181 · Headquarters: BRAINTREE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Corey Rohn Weathers Foundation Inc

    EIN 333984191 · Headquarters: North Easton, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Corey Shea Memorial Scholarship

    EIN 264040653 · Headquarters: MANSFIELD, MA, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  95. Corinne C Turner Foundation

    EIN 206569832 · Headquarters: WORCESTER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  96. Corinthian Sailing Foundation Inc

    EIN 200597028 · Headquarters: MARBLEHEAD, MA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  97. Corinthian Yacht Club

    EIN 041209030 · Headquarters: MARBLEHEAD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Cork Boston Youth Scholarships Inc

    EIN 811191936 · Headquarters: BELMONT, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Corky Row Neighborhood Association

    EIN 843628159 · Headquarters: Fall River, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Corline Cronans Family Inc

    EIN 202423803 · Headquarters: Raynham, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N

First page and all pages