Nonprofits in Madison, Wisconsin

Nonprofits in Madison, Wisconsin. Browse 4,170 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. Ssm Health at Home Foundation of Wisconsin Inc

    EIN 391839309 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. St Andrews Society of Madison

    EIN 883189518 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. St Croix County Farm Bureau Cooperative

    EIN 390966668 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. St Francis Education Association

    EIN 396106800 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. St Francis Education Support Professionals

    EIN 262726516 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. St John's Lutheran Church Endowment Foundation Inc

    EIN 391570139 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. St Joseph the Worker Chaplaincy

    EIN 845053969 · Headquarters: Madison, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. St Mary's & Affiliates Credit Union

    EIN 391025877 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  9. St Mary's Foundation Inc

    EIN 431940686 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. St Paul Evangelical Lutheran Church Endowment Foundation Inc

    EIN 391372552 · Headquarters: Madison, WI, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  11. St Raphael's Congregation D/b/a Lumen House

    EIN 390838758 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  12. Staff Social Club Limited

    EIN 923539158 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Stageq Inc

    EIN 392022552 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Stanley-boyd Education Association

    EIN 391431524 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Stanley-boyd Education Support Professionals

    EIN 263519576 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. STAR Credit Union

    EIN 202272482 · Headquarters: Madison, WI, USA · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  17. Startingblock Madison Inc

    EIN 463631409 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. State Environmental Leadership Program Inc

    EIN 020695647 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990

  19. State Innovation Exchange

    EIN 461368531 · Headquarters: MADISON, WI, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. State Professional Education And

    EIN 391653931 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2011 · Primary form: IRS Form 990

  21. Steinhauer Charitable Foundation

    EIN 391600091 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. Stempowerment Coaching Inc

    EIN 874093839 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Stephen and Laurel Brown Foundation Inc

    EIN 462022174 · Headquarters: MADISON, WI, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Stepping Stone Foundation Inc

    EIN 813653244 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  25. Steps & Balances Society

    EIN 412572256 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Steroid Education & Testing Foundation Inc

    EIN 263262590 · Headquarters: MADISON, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  27. Steve Stricker American Family Insurance Foundation Inc

    EIN 460930746 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Stevenes Point Education Assistant

    EIN 391669321 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Stevens Point Area Education Association

    EIN 237090395 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Stevens Point Clerical Assocation

    EIN 261238291 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Stonebridge Movin' Out Inc

    EIN 263599282 · Headquarters: MADISON, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Stop Global Warming Foundation Inc

    EIN 475287682 · Headquarters: Madison, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Stoughton Education Association

    EIN 237083185 · Headquarters: MADISON, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Stratford Education Association

    EIN 237080925 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Strato Venture Capital

    EIN 991516768 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Streetsmart Center for Family Safety

    EIN 113784859 · Headquarters: Madison, WI, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. Stretch Targets Inc

    EIN 823274181 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  38. Student American Veterinary Medical Association Chapter at Uw-madison

    EIN 391484886 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Student Center Foundation

    EIN 396057046 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Student Exchange Between Cuba and America Inc

    EIN 391950268 · Headquarters: Madison, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  41. Student Personnel Association

    EIN 392022911 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  42. Student Wisconsin Education Association Uw River Falls

    EIN 261407902 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Student Wisconsin Education Association-aurora University

    EIN 262726206 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Student Wisconsin Education Association-carthage College

    EIN 262709254 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Student Wisconsin Education Association-edgewood College

    EIN 262710664 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Student Wisconsin Education Association-st Norbert College

    EIN 262710129 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Student Wisconsin Education Association-uw Green Bay

    EIN 262709091 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Student Wisconsin Education Association-uw La Crosse

    EIN 262710269 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Student Wisconsin Education Association-uw Platteville

    EIN 262711324 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Student Wisconsin Education Association-uw Whitewater

    EIN 262708909 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Students & Leaders Net Incorporated

    EIN 261244214 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  52. Students for Accessibility Disability and Accommodation

    EIN 992430335 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Students Today Leaders Forever

    EIN 271287786 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. Sua Foundation Inc

    EIN 432091973 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  55. Sub-zero Group Foundation Inc C/o Sub-zero Group Inc

    EIN 391918462 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Successful Aging Inc

    EIN 831500326 · Headquarters: Madison, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Sudix Foundation C/o Suzanne S Dixon

    EIN 363377946 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. Summit Credit Union

    EIN 390230585 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Sun Prairie Area Community Band Inc

    EIN 391834879 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Sun Prairie Education Association

    EIN 391475739 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Sun Prairie Rage Womens Hockey Club

    EIN 460806754 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sunday Assembly Madison Inc

    EIN 471582033 · Headquarters: Madison, WI, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  63. Sunny Side Development Ltd

    EIN 825451776 · Headquarters: Madison, WI, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Sunset Hills Association

    EIN 237046412 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Sunshine Arts and Culture Corporation

    EIN 830774698 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Super Senior Tennis Inc

    EIN 581331530 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Superior Health Quality Alliance Inc

    EIN 830900646 · Headquarters: MADISON, WI, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Superior Shores County Farm Bureau Cooperative

    EIN 391939455 · Headquarters: Madison, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Surfaces in Biomaterials Foundation Inc

    EIN 411722199 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Suring Education Association

    EIN 237083438 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Suring Education Support Professionals Association

    EIN 262691604 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Suring Non-profit Housing Corporation

    EIN 237302131 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Susan E Sturm Charitable Trust Matthew Suby Trustee

    EIN 396783701 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  74. Sustain Dane Inc

    EIN 431953180 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Svdp Queen of Apostles Conference

    EIN 995058039 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Sweet Adelines International

    EIN 521823709 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Synergy Boosters Inc

    EIN 461334165 · Headquarters: MADISON, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Synergy Ventures Foundation Inc

    EIN 873733593 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. T-k Ministries Inc

    EIN 263079420 · Headquarters: MADISON, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Taiwanese Association of Madison Wisconsin

    EIN 391319536 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Tasc Scholarship Foundation Inc

    EIN 454226261 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  82. Task Force on Money Education &

    EIN 391968143 · Headquarters: Madison, WI, US · Crime & Legal Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  83. Tatus Global Health Services Inc

    EIN 932018728 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Tau Beta Pi Association Inc

    EIN 396084285 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Tau Kappa Epsilon Fraternity Inc

    EIN 391220436 · Headquarters: MADISON, WI, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  86. Tau Kappa Epsilon Fraternity Tke Teke

    EIN 396076079 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Taylor County Farm Bureau Cooperative

    EIN 391428591 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Teamsurvivor Madison Inc

    EIN 562443322 · Headquarters: Madison, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Teamwork Associates Inc

    EIN 134250973 · Headquarters: MADISON, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Tec Center Inc

    EIN 392038905 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990

  91. Technology and Intellectual Propert Y Student Organization

    EIN 391784115 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Technology Education Foundation Inc

    EIN 760761976 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  93. Telephone and Data Systems Inc Employee Benefit Trust

    EIN 363930160 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Tempo of Madison Foundation Inc

    EIN 204357795 · Headquarters: Madison, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Tempo of Madison Inc

    EIN 391374610 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Tenant Resource Center Inc

    EIN 391360105 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Tenney Nursery and Parent Center Inc

    EIN 391335184 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Tenney-lapham Neighborhood Association

    EIN 391346069 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Terry Family Foundation Inc

    EIN 391831024 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990

  100. Textbook & Academic Authors Association

    EIN 593013967 · Headquarters: Madison, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

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