Unknown & Unclassified nonprofits in Wisconsin

Unknown & Unclassified nonprofits in Wisconsin. Browse 13,737 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. Winnifred P Clark Trust Uw

    EIN 426352800 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  2. Winter Area Tourist Information Center Inc

    EIN 391510827 · Headquarters: Winter, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Winter Fun Inc

    EIN 391506369 · Headquarters: Shorewood, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  4. Winter Park Recreation Association Inc

    EIN 391567392 · Headquarters: Kewaunee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Winterhaven Apartments Inc

    EIN 043757307 · Headquarters: Superior, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Wis Chapter Internatl Assoc Arson Investigators Inc

    EIN 391676808 · Headquarters: South Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Wis Midrange Computer Prof Assn Inc C/o Peter Langhammer

    EIN 391612489 · Headquarters: MUSKEGO, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Wis Valley Sno Jets Inc

    EIN 391513444 · Headquarters: Wausau, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Wisarp - Madison Area Chapter

    EIN 391708554 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Wisarp - Milwaukee Area Chapter

    EIN 900070539 · Headquarters: West Allis, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Wisc Laborers-employers Co-op & Ed Trust

    EIN 391705116 · Headquarters: DEFOREST, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Wisc Warriors Inc

    EIN 464784688 · Headquarters: Bay City, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  13. Wisco Chaarg

    EIN 862035953 · Headquarters: Verona, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  14. Wisco Project Inc

    EIN 991060522 · Headquarters: SHOREWOOD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Wisconsin 1752 Club

    EIN 471250668 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Wisconsin Academy for Graduate Service Dogs Inc

    EIN 391626569 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Wisconsin Academy Foundation Incorporated

    EIN 391681809 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Wisconsin Academy of Nutrition and Dietetics Inc

    EIN 237032400 · Headquarters: KIMBERLY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Wisconsin Academy of Ophthalmology

    EIN 391482016 · Headquarters: KIMBERLY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Wisconsin Adult Day Care Association Inc

    EIN 391456506 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Wisconsin Advertising Publishers Association Inc

    EIN 391330101 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Wisconsin Agri-business Association Inc

    EIN 396075604 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Wisconsin Agricultural & Life Sciences Alumni Association Inc

    EIN 237346450 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Wisconsin Airedale Terrier Club

    EIN 391944424 · Headquarters: Pleasant Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Wisconsin Al-anon Alateen Inc

    EIN 391479857 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Wisconsin Alliance for Reform Inc

    EIN 474055920 · Headquarters: Waunakee, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  27. Wisconsin Alpha Chapter Sigma Phi Epsilon Fraternity

    EIN 200466446 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  28. Wisconsin Alumnae Association

    EIN 471854505 · Headquarters: Kenosha, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Wisconsin American Legion 6Th District Calumet County Council

    EIN 462301522 · Headquarters: KIMBERLY, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Wisconsin Amputee Golf Association Inc

    EIN 391272749 · Headquarters: green bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Wisconsin Amusement & Music Operators Inc

    EIN 391385729 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Wisconsin Angus Association

    EIN 390840381 · Headquarters: Clinton, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. Wisconsin Angus Association Waaux Wjaa Foundation

    EIN 451464603 · Headquarters: Woodville, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Wisconsin Angus Auxiliary

    EIN 273344356 · Headquarters: Deerfield, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  35. Wisconsin Anti Violence Effort

    EIN 391917074 · Headquarters: MIlwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Wisconsin Antique Dealers Assn

    EIN 237066365 · Headquarters: GREENFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Wisconsin Antique Power Reunion Inc

    EIN 391773110 · Headquarters: CEDARBURG, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Wisconsin Apple Growers Association Inc

    EIN 391086399 · Headquarters: BURLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. Wisconsin Arabian Horse Association

    EIN 237132425 · Headquarters: WHITEWATER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Wisconsin Arborist Association

    EIN 391458979 · Headquarters: EAGLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Wisconsin Archeological Society

    EIN 237118369 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Wisconsin Architects Foundationinc

    EIN 396044700 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Wisconsin Area Camera Clubs Organization

    EIN 391485572 · Headquarters: WEST ALLIS, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Wisconsin Art Education Association

    EIN 391581136 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Wisconsin Asphalt Pavement Association

    EIN 390917131 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Wisconsin Assn of Child Care Workers Inc

    EIN 391236425 · Headquarters: Lomira, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Wisconsin Assoc of Professional Agricultural Consultants

    EIN 391882817 · Headquarters: Manitowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Wisconsin Association for Behavior Analysis Inc

    EIN 900395694 · Headquarters: BROOKFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. Wisconsin Association for Career and Technical Education Inc

    EIN 396126727 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  50. Wisconsin Association for Food Protection Inc

    EIN 237206930 · Headquarters: FORT ATKINSON, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Wisconsin Association for Healthcare Quality

    EIN 391541373 · Headquarters: Pewaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Wisconsin Association for Home and Community Educa

    EIN 391278740 · Headquarters: STRUM, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Wisconsin Association for Home and Community Education Inc

    EIN 237399095 · Headquarters: Baraboo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Wisconsin Association for Home and Community Education Inc

    EIN 237453469 · Headquarters: Stone Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Wisconsin Association for Home and Community Education Inc

    EIN 391249998 · Headquarters: Wautoma, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Wisconsin Association for Home and Community Education Inc

    EIN 391278716 · Headquarters: Weyauwega, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Wisconsin Association for Home and Community Education Inc

    EIN 391278731 · Headquarters: HILLSBORO, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Wisconsin Association for Home and Community Education Inc

    EIN 391278744 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Wisconsin Association for Home and Community Education Inc

    EIN 391278797 · Headquarters: McFarland, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Wisconsin Association for Home and Community Education Inc

    EIN 391278805 · Headquarters: Chilton, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  61. Wisconsin Association for Home and Community Education Inc

    EIN 391278808 · Headquarters: Superior, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Wisconsin Association for Home and Community Education Inc

    EIN 391278811 · Headquarters: Mauston, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Wisconsin Association for Home and Community Education Inc

    EIN 391278817 · Headquarters: Milton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Wisconsin Association for Home and Community Education Inc

    EIN 391278818 · Headquarters: Menomonie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Wisconsin Association for Home and Community Education Inc

    EIN 391278820 · Headquarters: Kewaunee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Wisconsin Association for Home and Community Education Inc

    EIN 391278821 · Headquarters: Sparta, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Wisconsin Association for Home and Community Education Inc

    EIN 391278824 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Wisconsin Association for Home and Community Education Inc

    EIN 391278826 · Headquarters: Neillsville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Wisconsin Association for Home and Community Education Inc

    EIN 391278828 · Headquarters: Ashland, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Wisconsin Association for Home and Community Education Inc

    EIN 391279337 · Headquarters: Marinette, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Wisconsin Association for Home and Community Education Inc

    EIN 391294371 · Headquarters: Darlingon, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Wisconsin Association for Home and Community Education Inc

    EIN 391300463 · Headquarters: Wisconsin Rapids, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Wisconsin Association for Home and Community Education Inc

    EIN 391300465 · Headquarters: Alma, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Wisconsin Association for Home and Community Education Inc

    EIN 391300470 · Headquarters: Solon Springs, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Wisconsin Association for Home and Community Education Inc

    EIN 391300472 · Headquarters: Denmark, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Wisconsin Association for Home and Community Education Inc

    EIN 931129351 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Wisconsin Association for Home Health Care Inc

    EIN 454583449 · Headquarters: KIMBERLY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Wisconsin Association for Justice Inc

    EIN 391258229 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Wisconsin Association for Perinatal Care Inc

    EIN 391363820 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Wisconsin Association for Talented and Gifted

    EIN 510181181 · Headquarters: Appleton, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Wisconsin Association of Accountantants Inc

    EIN 396080572 · Headquarters: Monroe, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Wisconsin Association of Agricultural Educators Inc

    EIN 396076982 · Headquarters: DE PERE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Wisconsin Association of Campground Owners Inc

    EIN 391240666 · Headquarters: ETTRICK, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Wisconsin Association of Central Service Personnel

    EIN 391667755 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  85. Wisconsin Association of Chi Psi

    EIN 390736833 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Wisconsin Association of Criminal

    EIN 391731662 · Headquarters: MONONA, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  87. Wisconsin Association of Criminal Defense Lawyers - Student Chapter

    EIN 453803224 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  88. Wisconsin Association of Disability Examiners Inc

    EIN 473669529 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  89. Wisconsin Association of Distributors Inc

    EIN 391209690 · Headquarters: MASISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Wisconsin Association of Extension 4-H Youth Development Professional

    EIN 333815406 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Wisconsin Association of Family and Children's Agencies Inc

    EIN 391359709 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Wisconsin Association of Ffa Incorporated

    EIN 396096332 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Wisconsin Association of Financial Professionals Inc

    EIN 391496373 · Headquarters: Cedarburg, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Wisconsin Association of Health and Life Underwriters

    EIN 391789841 · Headquarters: Brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Wisconsin Association of Health Plans Inc

    EIN 391499957 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Wisconsin Association of Homes and Services for the Aging Inc

    EIN 391174667 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Wisconsin Association of Housing Authorities Inc

    EIN 391291232 · Headquarters: WATERTOWN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Wisconsin Association of Judicail Court Commissioners Inc

    EIN 611898266 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Wisconsin Association of Lactation Consu

    EIN 391711146 · Headquarters: STOUGHTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Wisconsin Association of Legal Administrators Inc

    EIN 237416565 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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