Nonprofits in Wisconsin

Nonprofits in Wisconsin. Browse 46,682 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. Amateur Radio Foundation Inc

    EIN 454210743 · Headquarters: Germantown, WI, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  2. Amateur Radio League of Wisconsin Inc

    EIN 391923513 · Headquarters: Union Grove, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Amateur Speedskating Union Foundation

    EIN 364471276 · Headquarters: BIRCHWOOD, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Amato Family Foundation Inc

    EIN 392039371 · Headquarters: Glendale, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Amatuer Athletic Union of the United States Inc

    EIN 452641242 · Headquarters: OSHKOSH, WI, USA · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  6. Amayas Wild Heart

    EIN 831644859 · Headquarters: Poynette, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Amazing Grace Equine Sanctuary Inc

    EIN 263776085 · Headquarters: ELKHART LAKE, WI, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Amazing Grace Prison Outreach Inc

    EIN 272865359 · Headquarters: New Berlin, WI, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Amazon Medical Project Inc

    EIN 391863128 · Headquarters: MAZOMANIE, WI, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Amb Foundation Inc

    EIN 331091993 · Headquarters: Pleasant Prairie, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Ambactorum

    EIN 825385503 · Headquarters: Menomonie, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Amberg Fire Department Auxiliary Inc

    EIN 113841918 · Headquarters: Amberg, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Amberg Historical Society

    EIN 263439652 · Headquarters: Amberg, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Ambers Last Promise Inc

    EIN 464276794 · Headquarters: West Allis, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  15. Amc Boxing Academy Inc

    EIN 474860694 · Headquarters: Milwaukee, WI, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  16. Amcor Supplemental Unemployment Benefit Plan

    EIN 901132029 · Headquarters: OSHKOSH, WI, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Amdg Radio Inc

    EIN 203952466 · Headquarters: PORTERFIELD, WI, US · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. Amelia Reed Testamentary Trust

    EIN 900181407 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  19. Amelias Anglers

    EIN 300771152 · Headquarters: Franklin, WI, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. Amen Adventures Inc

    EIN 834380094 · Headquarters: Elkhorn, WI, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Amercian Federation of State County & Municipal Employees

    EIN 611558801 · Headquarters: Wausau, WI, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  22. Amercian Legion

    EIN 260079795 · Headquarters: OMRO, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Amercian Legion

    EIN 390860522 · Headquarters: Westby, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Amercian Legion

    EIN 391224444 · Headquarters: Cashton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Amercian Legion

    EIN 391459025 · Headquarters: Elmwood, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Amercian Legion

    EIN 391578833 · Headquarters: New Berlin, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Amercian Legion

    EIN 392017667 · Headquarters: St Cloud, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Amercian Legion

    EIN 396075430 · Headquarters: Chippewa Falls, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Amercian Legion

    EIN 396108530 · Headquarters: Osseo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Amercian Legion

    EIN 810553587 · Headquarters: BARABOO, WI, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  31. America 101

    EIN 821810720 · Headquarters: Hudson, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. America Farms Inc

    EIN 815186961 · Headquarters: MENOMONEE FALLS, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. America Friends Foundation

    EIN 883754357 · Headquarters: Arcadia, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. America Legion

    EIN 396177195 · Headquarters: Wrightstown, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. America Out of Debt Initiative Inc

    EIN 862097234 · Headquarters: Stevens Point, WI, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. America S Career Force Inc

    EIN 813923846 · Headquarters: Eagle, WI, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. American Academy for Cerebral Palsy and Developmental Medicine

    EIN 620692749 · Headquarters: MILWAUKEE, WI, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. American Academy of Allergy Asthma & Immunology Foundation Inc

    EIN 451495723 · Headquarters: MILWAUKEE, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. American Academy of Cosmetic Dentistry Charitable Foundation Inc

    EIN 391800450 · Headquarters: MONONA, WI, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  40. American Academy of Cosmetic Dentistry Inc

    EIN 391544025 · Headquarters: MONONA, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  41. American Academy of Emergency Medicine Inc

    EIN 263697887 · Headquarters: MILWAUKEE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. American Academy of Family Physicians- Wisconsin Academy

    EIN 390867817 · Headquarters: THIENSVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. American Academy of Matrimonial Lawyers

    EIN 391382297 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Alliance of Public Safety and Defense

    EIN 412558320 · Headquarters: DELAFIELD, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. American Art Therapy Association Inc

    EIN 391456181 · Headquarters: Milwaukee, WI, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  46. American Asociation of Physicians from India Wisconsin Inc

    EIN 391454936 · Headquarters: brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. American Assn of University Women-milw Branch

    EIN 390985290 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. American Assoc of Veterinary Anatomists Univ of Missouri Columb

    EIN 431088729 · Headquarters: Sun Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Association of Blacks in Energy Wisconsin Chapter

    EIN 800688540 · Headquarters: MILWAUKEE, WI, US · Employment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  50. American Association of Business Improvement Districts Inc

    EIN 923464573 · Headquarters: Whitefish Bay, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. American Association of Candy Technologists

    EIN 396159579 · Headquarters: Ripon, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. American Association of Candy Technologists National Chapter

    EIN 136161971 · Headquarters: PRINCETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. American Association of Childrens Residental Centers

    EIN 436030981 · Headquarters: Sturtevant, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. American Association of Christian Colleges and Seminars Inc

    EIN 202275037 · Headquarters: WATERTOWN, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. American Association of Diabetes Educators Inc

    EIN 363658690 · Headquarters: Kimberly, WI, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  56. American Association of Family and Consumer Sciences

    EIN 396108553 · Headquarters: Custer, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. American Association of Healthcare Administrative Management

    EIN 272233092 · Headquarters: Fort Atkinson, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. American Association of Healthcare Administrative Management

    EIN 391841582 · Headquarters: Pewaukee, WI, US · Health Care · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  59. American Association of Medical Audit Specialists

    EIN 650573775 · Headquarters: WALES, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. American Association of Neuroscience Nurses

    EIN 391685345 · Headquarters: Green Bay, WI, US · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  61. American Association of Orthopaedic Medicine

    EIN 263014423 · Headquarters: WINDSOR, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. American Association of University Women

    EIN 237049072 · Headquarters: Glendale, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  63. American Association of University Women

    EIN 237063210 · Headquarters: Hartford, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  64. American Association of University Women

    EIN 237077121 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American Association of University Women

    EIN 237182633 · Headquarters: Hartland, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. American Association of University Women

    EIN 237196633 · Headquarters: Tomah, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. American Association of University Women

    EIN 237395620 · Headquarters: Berlin, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  68. American Association of University Women

    EIN 391257871 · Headquarters: Oconomowoc, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  69. American Association of University Women

    EIN 391486115 · Headquarters: Waupaca, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  70. American Association of University Women

    EIN 396046099 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. American Association of University Women

    EIN 396046227 · Headquarters: Middleton, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  72. American Association of University Women

    EIN 396047175 · Headquarters: Plover, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  73. American Association of University Women

    EIN 396048690 · Headquarters: Baraboo, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  74. American Association of University Women

    EIN 396061768 · Headquarters: Kenosha, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Association of University Women

    EIN 396061998 · Headquarters: Brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Association of University Women

    EIN 396063468 · Headquarters: Watertown, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. American Association of University Women

    EIN 396063815 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American Association of University Women

    EIN 396064735 · Headquarters: Caledonia, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. American Association of University Women

    EIN 396065958 · Headquarters: Ripon, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  80. American Association of University Women

    EIN 396074103 · Headquarters: OShkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Association of University Women

    EIN 396075273 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Association of University Women

    EIN 396075332 · Headquarters: Oakfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Association of University Women

    EIN 396075475 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Association of University Women

    EIN 396075947 · Headquarters: Minocqua, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Association of University Women

    EIN 396076220 · Headquarters: Atkinson, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. American Association of University Women

    EIN 396077244 · Headquarters: River Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Association of University Women

    EIN 396077830 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. American Association of University Women

    EIN 396090786 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. American Association of University Women

    EIN 396126582 · Headquarters: menomonee falls, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. American Association of University Women

    EIN 396126583 · Headquarters: Marinette, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  91. American Association of University Women

    EIN 411516756 · Headquarters: Pepin, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. American Association of University Women Aauw Sheboygan

    EIN 396075298 · Headquarters: Sheboygan, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. American Association of University Women Inc

    EIN 396074071 · Headquarters: Lake Geneva, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. American Association of University Women Inc

    EIN 396077770 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. American Association of University Women Inc

    EIN 562493937 · Headquarters: Sheboygan, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. American Association of University Women Inc

    EIN 800292634 · Headquarters: Beavre Dam, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. American Association of University Women West Bend Wisconsin

    EIN 396075337 · Headquarters: West Bend, WI, US · Mutual & Membership Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. American Association of University Women-wausau Inc

    EIN 396075948 · Headquarters: Rothschild, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. American Association of Veterinary Parasitologists

    EIN 382474792 · Headquarters: WINDSOR, WI, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Association of Zoo Keepers

    EIN 391680696 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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