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. Wisconsin Turfgrass Association Inc

    EIN 391373112 · Headquarters: Verona, WI, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Wisconsin Twisters LLC

    EIN 274456309 · Headquarters: Racine, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Wisconsin Ukrainians Inc

    EIN 881141099 · Headquarters: DE PERE, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Wisconsin Umpires Association

    EIN 920182622 · Headquarters: Hales Corners, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Wisconsin Undergraduate Law Review

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

  6. Wisconsin Underground Contractors Assn Inc

    EIN 390745462 · Headquarters: WAUKESHA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Wisconsin Underwater Archaeological Association Inc

    EIN 391785713 · Headquarters: Mount Pleasant, WI, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Wisconsin Unit of the Herb Society of America Inc

    EIN 391425045 · Headquarters: Cedarburg, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Wisconsin Unitarian Universalist State Action Network Inc

    EIN 844365445 · Headquarters: Egg Harbor, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Wisconsin United Athletic Club Inc

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

  11. Wisconsin United Coalition of Mutual Assistance Association Inc

    EIN 391600510 · Headquarters: WAUSAU, WI, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990

  12. Wisconsin United Football Club Inc

    EIN 843191595 · Headquarters: APPLETON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Wisconsin United for Freedom

    EIN 834561093 · Headquarters: De Pere, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Wisconsin United for Health Foundation Inc

    EIN 391975149 · Headquarters: Milwaukee, WI, USA · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990

  15. Wisconsin United Inc

    EIN 464351523 · Headquarters: NEW BERLIN, WI, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  16. Wisconsin United Soccer Club Inc

    EIN 814580671 · Headquarters: Waukesha, WI, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Wisconsin University Union

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

  18. Wisconsin Upper Michigan Kiwanis Foundation Incorporated

    EIN 391455222 · Headquarters: BERLIN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Wisconsin Upper Peninsula Oncology Management Services Inc

    EIN 391677100 · Headquarters: MARINETTE, WI, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990

  20. Wisconsin Upper Penisula District Exchange Clubs

    EIN 205815299 · Headquarters: Kenosha, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  21. Wisconsin Upside Down Foundation Inc

    EIN 371560779 · Headquarters: HARTLAND, WI, USA · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  22. Wisconsin Utilities Association Inc

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

  23. Wisconsin Utility Investors Inc

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

  24. Wisconsin Utility Tax Association

    EIN 391233855 · Headquarters: Gresham, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Wisconsin Valley Art Association

    EIN 391780796 · Headquarters: Wausau, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Wisconsin Valley Athletic Medicine Inc

    EIN 392003314 · Headquarters: Wausau, WI, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  27. Wisconsin Valley Beef Assn Inc

    EIN 333502449 · Headquarters: SEYMOUR, WI, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Wisconsin Valley Chapter of Amer Soc of Chrtrd Lf Undrwrtr Inc

    EIN 391340809 · Headquarters: Merrill, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. Wisconsin Valley Radio Association

    EIN 391796020 · Headquarters: Wausau, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Wisconsin Valley Union Girls Hockey Booster Club

    EIN 760828051 · Headquarters: STEVENS POINT, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Wisconsin Valley Union Junior Eagles

    EIN 852231252 · Headquarters: WISCONSIN RAPIDS, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Wisconsin Values Inc

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

  33. 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

  34. Wisconsin Vest-a-dog Inc

    EIN 261119979 · Headquarters: JANESVILLE, WI, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Wisconsin Veteran's Village Association Inc

    EIN 822839384 · Headquarters: APPLETON, WI, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Wisconsin Veterans Chamber of Commerce Inc

    EIN 474708908 · Headquarters: Milwaukee, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Wisconsin Veterans Community Foundation

    EIN 845103734 · Headquarters: Milwaukee, WI, USA · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  38. Wisconsin Veterans Fishing Camp Inc

    EIN 472779998 · Headquarters: Johnson Creek, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Wisconsin Veterans Foundation Inc

    EIN 311640084 · Headquarters: Dousman, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Wisconsin Veterans Museum Foundation Inc

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

  41. Wisconsin Veterans Network Inc

    EIN 821043745 · Headquarters: WEST ALLIS, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. Wisconsin Veterans Tribute State of Wisconsin Inc

    EIN 391916625 · Headquarters: CADOTT, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Wisconsin Veterinary Medical Association

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

  44. Wisconsin Veterinary Medical Foundation

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

  45. Wisconsin Veterinary Practice Managers Association

    EIN 391918032 · Headquarters: Cleveland, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Wisconsin Veterinary Technician Association Inc

    EIN 391695417 · Headquarters: Cottage Grove, WI, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Wisconsin Vets Day Inc

    EIN 392009895 · Headquarters: Racine, WI, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  48. Wisconsin Vfw Foundation Inc

    EIN 616376840 · Headquarters: CAMP DOUGLAS, WI, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Wisconsin Victim-witness Professionals

    EIN 391687908 · Headquarters: Mondovi, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Wisconsin Vietnam Veterans Chapter 7

    EIN 391905585 · Headquarters: RICHLAND CENTER, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Wisconsin Vietnam Veterans Memorial Project Inc

    EIN 391512902 · Headquarters: NEILLSVILLE, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Wisconsin Vietnam Vets Chapter 5

    EIN 391876924 · Headquarters: SUN PRAIRIE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Wisconsin Vietnam Vets Inc

    EIN 391524492 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Wisconsin Vintners Association

    EIN 901074646 · Headquarters: Burlington, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Wisconsin Virtual Learning Inc

    EIN 452547807 · Headquarters: FREDONIA, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Wisconsin Visual Artists Inc

    EIN 391341621 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Wisconsin Vocational Association Foundation Inc

    EIN 391968324 · Headquarters: middleton, WI, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  58. Wisconsin Voices Inc

    EIN 273183754 · Headquarters: MILWAUKEE, WI, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Wisconsin Volleyball Academy Inc

    EIN 201276215 · Headquarters: Greenville, WI, USA · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990

  60. Wisconsin Volleyball Coaches Association

    EIN 900420951 · Headquarters: STOUGHTON, WI, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  61. Wisconsin Volleyball Conference Inc

    EIN 464633082 · Headquarters: Mukwonago, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Wisconsin Voluntary Organizations Active in Disaster

    EIN 261253687 · Headquarters: Sun Prairie, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  63. Wisconsin Volunteer Coordinators Association

    EIN 271191299 · Headquarters: Ashland, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Wisconsin Voter Alliance Inc

    EIN 872055625 · Headquarters: KEWAUNEE, WI, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Wisconsin Walworth County Council

    EIN 396078083 · Headquarters: WILLIAMS BAY, WI, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Wisconsin Warehouse Association

    EIN 396077460 · Headquarters: Green Bay, WI, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  67. Wisconsin Warriors Athletics Inc

    EIN 934197947 · Headquarters: Beloit, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Wisconsin Wastewater Operators Association Executives Group

    EIN 237302435 · Headquarters: WALES, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Wisconsin Water Alliance Inc

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

  70. Wisconsin Water Conservation Coalition Inc

    EIN 270629674 · Headquarters: Waukesha, WI, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  71. 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

  72. Wisconsin Water Ski Federation Inc C/o Margaret Muleski

    EIN 391538892 · Headquarters: WISCONSIN RAPIDS, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Wisconsin Water Well Association Inc

    EIN 391374844 · Headquarters: MILWAUKEE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Wisconsin Waterfowl Association Inc

    EIN 391463462 · Headquarters: WALES, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Wisconsin Wave Sports Club

    EIN 460835669 · Headquarters: PLEASANT PRAIRIE, WI, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  76. Wisconsin Weights and Measures Association

    EIN 391467030 · Headquarters: Fairchild, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Wisconsin Wen Wu School of Tai Chi Chuan Inc

    EIN 391982848 · Headquarters: Wausau, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Wisconsin West Lacrosse Officials Association

    EIN 464641586 · Headquarters: McFarland, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  79. Wisconsin Westie Rescue Inc

    EIN 392019545 · Headquarters: Hortonville, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Wisconsin Wetlands Association Inc

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

  81. Wisconsin Wheelchair Sports Association Inc

    EIN 391397211 · Headquarters: Bulter, WI, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  82. Wisconsin Wic Association

    EIN 391990668 · Headquarters: LANCASTER, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Wisconsin Wildcare Inc

    EIN 464939952 · Headquarters: DE FOREST, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Wisconsin Wildlife Federation Inc

    EIN 391095827 · Headquarters: POYNETTE, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Wisconsin Wildlife Rehabilitators Association Inc

    EIN 391715518 · Headquarters: Windsor, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Wisconsin Wine and Spirit Institute

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

  87. Wisconsin Wine Society

    EIN 462441000 · Headquarters: OAK CREEK, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  88. Wisconsin Winery Association Inc

    EIN 391698195 · Headquarters: BURLINGTON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Wisconsin Winnebago Itasca State Club

    EIN 800179543 · Headquarters: Birchwood, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Wisconsin Wolf Facts

    EIN 814869176 · Headquarters: Chippewa Falls, WI, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Wisconsin Wombats Inc

    EIN 922514167 · Headquarters: APPLETON, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Wisconsin Women 4 Our Troops

    EIN 861950216 · Headquarters: Oconomowoc, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  93. Wisconsin Women Entrepreneurs Inc

    EIN 391393190 · Headquarters: Racine, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  94. 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

  95. Wisconsin Women Equal Prosperity Inc

    EIN 810659686 · Headquarters: Rhinelander, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  96. Wisconsin Women in Government Inc

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

  97. Wisconsin Women in Higher Education Leadership Inc

    EIN 392042673 · Headquarters: MILWAUKEE, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  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 of Today Inc

    EIN 391567474 · Headquarters: SHAWANO, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Wisconsin Women's Business Initiative Corporation

    EIN 391597954 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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