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. Wisconsin Primary Health Care Association Inc

    EIN 391407034 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Wisconsin Prison Partnership Inc

    EIN 392382103 · Headquarters: MADISON, WI, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Wisconsin Professional Police Association Inc

    EIN 396081519 · Headquarters: MADISON, WI, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Wisconsin Progress Institute Inc

    EIN 473200505 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Wisconsin Public Broadcasting Foundation Inc

    EIN 391447533 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Wisconsin Public Education Action Fund Inc

    EIN 873954281 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Wisconsin Public Interest Law Foundation Inc

    EIN 824706969 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Wisconsin Public Radio Association Inc

    EIN 237363536 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Wisconsin Railroad Association Inc

    EIN 472152049 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Wisconsin Rapids Teachers Assoc

    EIN 237084195 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Wisconsin Ready Mixed Concrete Association Inc

    EIN 390917057 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Wisconsin Realtors Association Inc

    EIN 390782674 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Wisconsin Realtors Foundation Inc

    EIN 510195146 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Wisconsin Recreational Vehicle Dealers Alliance Inc

    EIN 371819955 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Wisconsin Region of the Model a Restorers Club Incorporated

    EIN 391084334 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Wisconsin Regional Training Center Inc

    EIN 264186757 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Wisconsin Religious Coalition for Reproductive Choice

    EIN 061785672 · Headquarters: MADISON, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Wisconsin Responsible Contracting Coalition Inc

    EIN 334250404 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Wisconsin Restaurant Association Education Foundation Inc

    EIN 391557486 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Wisconsin Restaurant Association Inc

    EIN 390715690 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Wisconsin Retail Merchants Association Inc

    EIN 462176348 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  22. Wisconsin Right to Life Dane County

    EIN 392002293 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  23. Wisconsin Rottweiler Rescue Inc

    EIN 391952575 · Headquarters: MADISON, WI, USA · Animal Related · Latest available filing year: 2015 · Primary form: IRS Form 990

  24. Wisconsin Rowing Association Inc

    EIN 391253389 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  25. Wisconsin Rowing Stewards of 1874 Inc

    EIN 202068534 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Wisconsin Rural Opportunities Foundation Attention Marcy Heim

    EIN 390857592 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. Wisconsin Rural Opportunities Inc

    EIN 863160742 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  28. Wisconsin Rural Partners Inc

    EIN 391859514 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Wisconsin School Administrators Alliance

    EIN 811268396 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Wisconsin School Attorneys Association

    EIN 237366266 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Wisconsin School Psychologists Association Education Fund

    EIN 862113992 · Headquarters: MADISON, WI, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. Wisconsin Science Museum

    EIN 452930044 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Wisconsin Seasonal Residents Association Inc

    EIN 391793275 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Wisconsin Section of the American Water Resources Assn Inc

    EIN 392039082 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Wisconsin Section of the Institute of Food Technologists Inc

    EIN 237375884 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Wisconsin Security Research Consortium Inc

    EIN 562558056 · Headquarters: Madison, WI, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Wisconsin Select Volleyball Inc

    EIN 208154392 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  38. Wisconsin Senior Games Inc

    EIN 391704850 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. Wisconsin Shrine Bowl Inc

    EIN 391260329 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  40. Wisconsin Skeet Shooting Association Inc

    EIN 391854908 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Wisconsin Skillsusa Center Inc

    EIN 260853577 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  42. Wisconsin Sleep Inc

    EIN 260902344 · Headquarters: Madison, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Wisconsin Small Business United Inc

    EIN 454907912 · Headquarters: Madison, WI, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  44. Wisconsin Smallmouth Alliance Ltd

    EIN 201283100 · Headquarters: Madison, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Wisconsin Society of Architects Chapters The American Institute of Architects

    EIN 800862126 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990

  46. Wisconsin Society of Architects in Dba Aia Wisconsin

    EIN 390919117 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Wisconsin Society of Cytology Inc State Laboratory of Hygiene

    EIN 391265167 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Wisconsin Society of Land Surveyors

    EIN 510141794 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Wisconsin Society Perianesthesia Nurses

    EIN 273992566 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Wisconsin Solar Energy Industries Association Inc

    EIN 272818735 · Headquarters: Madison, WI, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  51. Wisconsin Soybean Association Inc

    EIN 237293364 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Wisconsin Soybean Marketing Board Inc

    EIN 391471066 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Wisconsin Sports Development Corporation

    EIN 391476965 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990

  54. Wisconsin Sports Foundation Inc

    EIN 391981246 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990

  55. Wisconsin Staff Physician Recruiter

    EIN 261327809 · Headquarters: Madison, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Wisconsin Startup Coalition Inc

    EIN 852874182 · Headquarters: Madison, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Wisconsin State Button Society

    EIN 391952484 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Wisconsin State Conference of the International Brotherhood Of

    EIN 396077457 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Wisconsin State Council Knights of Columbus

    EIN 237142803 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Wisconsin State Council of Afscme County and Municipal Local Unions #40 Afl-cio

    EIN 390772356 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990

  61. Wisconsin State County and Municipal Employees Union Building Corporation

    EIN 391256651 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Wisconsin State Employees Resources

    EIN 814457049 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  63. Wisconsin State Genealogical Society Inc

    EIN 396063792 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. Wisconsin State Implementation Committee Inc

    EIN 391913795 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Wisconsin State Journal Youth Services Inc

    EIN 396051817 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Wisconsin Student Bar Association

    EIN 391082713 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Wisconsin Sustainable Cities Inc

    EIN 912059176 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  68. Wisconsin Teachers of Local Culture

    EIN 814553026 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  69. Wisconsin Technical College District Boards Association Inc

    EIN 237121958 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Wisconsin Technical College System Foundation Inc

    EIN 391273103 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Wisconsin Technology Council Inc

    EIN 392014812 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Wisconsin Telangana Association Wita Inc

    EIN 813036799 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Wisconsin Tibetan Association Inc

    EIN 391985907 · Headquarters: Madison, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Wisconsin Transit Riders Alliance

    EIN 463987580 · Headquarters: Madison, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Wisconsin Transportation Builders Association Inc

    EIN 390138120 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Wisconsin Transportation Employers Council Inc

    EIN 800338873 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Wisconsin Triple Threat

    EIN 815323522 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  78. Wisconsin Troopers Association Inc

    EIN 391819469 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Wisconsin Troopers Association Scholarship Fund

    EIN 391606135 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  80. Wisconsin Troopers' Benevolent Foundation Inc

    EIN 275069014 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Wisconsin Trust Account Foundation Inc

    EIN 391555465 · Headquarters: MADISON, WI, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Wisconsin Undergraduate Law Review

    EIN 331364101 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Wisconsin United Athletic Club Inc

    EIN 391312455 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  84. Wisconsin University Union

    EIN 800351432 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Wisconsin Utilities Association Inc

    EIN 930728484 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Wisconsin Utility Investors Inc

    EIN 391371544 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Wisconsin Values Inc

    EIN 921297340 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Wisconsin Venture Captial and Seed Investor Association Inc

    EIN 300081011 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Wisconsin Veterans Museum Foundation Inc

    EIN 391737786 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Wisconsin Veterinary Medical Association

    EIN 390815822 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Wisconsin Veterinary Medical Foundation

    EIN 461925236 · Headquarters: MADISON, WI, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Wisconsin Water Alliance Inc

    EIN 823012728 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Wisconsin Water Ski and Wakeboard Inc

    EIN 825387409 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Wisconsin Wetlands Association Inc

    EIN 391852601 · Headquarters: Madison, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Wisconsin Wine and Spirit Institute

    EIN 390776310 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Wisconsin Women Entrepreneurs Southcentral Inc

    EIN 274675567 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Wisconsin Women in Government Inc

    EIN 391683565 · Headquarters: Madison, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Wisconsin Women of Color Network Inc

    EIN 391481676 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  99. Wisconsin Women's Health Foundation

    EIN 391900678 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Wisconsin Women's Network

    EIN 391194583 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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