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. Buckhorn Acres Property Owners Inc

    EIN 275302016 · Headquarters: New Lisbon, WI, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  2. Buckskin Lake Improvement Association Inc

    EIN 391442710 · Headquarters: MINOCQUA, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Buddha Haksa Corporation

    EIN 391791251 · Headquarters: Waukesha, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Buddhists of African Descent

    EIN 854229824 · Headquarters: Dresser, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Buena Vista Lions Club

    EIN 932633679 · Headquarters: Gotham, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Buffalo County Housing Inc

    EIN 391225238 · Headquarters: ALMA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Buffalo County Snowmobile Assn Inc

    EIN 391500124 · Headquarters: ALMA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Buffalo Pepin Rea

    EIN 271707107 · Headquarters: Waumandee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Building and Construction Trades Council of South Central Wisconsin

    EIN 390189278 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Building and Public Works Laborers Vacation Trust Fund

    EIN 237027174 · Headquarters: DEFOREST, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Building Community Fund

    EIN 862735568 · Headquarters: Kenosha, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Bulgarian Cultural Interest Group

    EIN 237066213 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Bull Falls Homebrew Club Inc

    EIN 333476956 · Headquarters: Mosinee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Bullhead Lake Advancement Assoc

    EIN 391278104 · Headquarters: Brillion, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. Bullpen Club

    EIN 830370375 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. Bundy Foundation

    EIN 946659802 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. Bunyan Union Cemetery

    EIN 800600898 · Headquarters: Milltown, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Burlington Area Arts Council Inc

    EIN 391652494 · Headquarters: Burlington, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Burlington Demons Shooting Team Inc

    EIN 862650097 · Headquarters: BURLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Burlington Education Association

    EIN 237055966 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Burlington Educational Staff Association Custodians

    EIN 392039445 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Burlington Educational Staff Association-secretaries & Aides

    EIN 262708084 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Burlington Genealogical Society

    EIN 030549819 · Headquarters: Burlington, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Burlington High School Athletic Association Inc

    EIN 391679228 · Headquarters: BURLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Burlington Historical Society Inc

    EIN 391300510 · Headquarters: Burlington, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Burlington Kiwanis Youth and Family Assistance Foundation Inc

    EIN 396097810 · Headquarters: BURLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Burlington Memorial Hospital Auxiliary

    EIN 396031375 · Headquarters: BURLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Burlington Police Benevolent Assn Inc

    EIN 396088884 · Headquarters: BURLINGTON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Burlington Substitute Teachers Association

    EIN 262709335 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Burnett County Co-operative Agricultural Society

    EIN 396075515 · Headquarters: Grantsburg, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Burnett County Green Lake Associati on Inc

    EIN 800204911 · Headquarters: WEBSTER, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Burnett County Hce

    EIN 391278735 · Headquarters: Webster, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Burrows Lake Sports Club

    EIN 391910411 · Headquarters: TOMAHAWK, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Business Credit Management Association

    EIN 390475235 · Headquarters: NEW BERLIN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Business Drivers Ua

    EIN 834447666 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. Business Forum Foundation

    EIN 391646203 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Business Forum Inc

    EIN 391633391 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Business Independent Networking Group Inc

    EIN 821079719 · Headquarters: Beloit, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Butler Harmon American Legion Post 80

    EIN 396177155 · Headquarters: New Richmond, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Butler Margaret L Tr for St Louis

    EIN 436018330 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  41. Butte Des Morts Country Club Inc

    EIN 390192885 · Headquarters: APPLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Butternut Community Fair

    EIN 611753189 · Headquarters: BUTTERNUT, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  43. Butternut-franklin Lakes Foundation Inc

    EIN 391604831 · Headquarters: Eagle River, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Butz Charitable Trust

    EIN 396529587 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  45. By the River Center Inc

    EIN 862319957 · Headquarters: Sheboygan, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  46. Byron J & Suzanne M Beattie Charitable Trust

    EIN 936151155 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. C & E Frey Fbo Philippus Church Us Bank

    EIN 316235371 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  48. C & R Markel Tw Fbo Cu Med Ctr

    EIN 846137704 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. C a Lucas Trust Fbo 1St Cong

    EIN 396167331 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  50. C Jackman Tuw Shriners Fd Xxx-xx-xxxx

    EIN 396542836 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  51. C-support Inc

    EIN 843081440 · Headquarters: Withee, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  52. C3 Political Action Committee

    EIN 874496162 · Headquarters: Oregon, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  53. Cable & Area Foundation Inc

    EIN 020807173 · Headquarters: Cable, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Cable Area Chamber of Commerce Inc

    EIN 391359368 · Headquarters: CABLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Cadence Cycling

    EIN 821220011 · Headquarters: Wauwatosa, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Cadott Associate Staff Organization

    EIN 262771700 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Cadott Cemetery Association Inc

    EIN 396054542 · Headquarters: Cadott, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Cadott Community Association Inc

    EIN 831829370 · Headquarters: CADOTT, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Cadott Distrist Music Champions

    EIN 421744608 · Headquarters: Cadott, WI, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  60. Cadott Education Association

    EIN 237086933 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Cadott Lions Inc

    EIN 396093799 · Headquarters: CADOTT, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Caestecker Public Library

    EIN 391677134 · Headquarters: GREEN LAKE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Caldwell Cemetery Association

    EIN 396086674 · Headquarters: Delavan, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Caledonia Methodist Cemetary Assn

    EIN 391715424 · Headquarters: Portage, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Caledonia Mutual Fire Insurance Company

    EIN 391031970 · Headquarters: Portage, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  66. California Society of Municipal Finance

    EIN 946130570 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Calumet Co Agricultural Assn

    EIN 390886452 · Headquarters: HILBERT, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Calumet County Farm Bureau Cooperative

    EIN 390856153 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Calumet County Historical Society Inc

    EIN 396081509 · Headquarters: Chilton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Calumet County Tavern League Inc

    EIN 391376208 · Headquarters: Potter, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Calumet Memorial Hospital Auxiliary

    EIN 391461253 · Headquarters: Chilton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Calumet Sno-trails Inc

    EIN 510162411 · Headquarters: CHILTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Calvary Apartments Inc

    EIN 391485047 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Calvary Cemetery Association

    EIN 390194823 · Headquarters: FOND DU LAC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Calvary Development Apartments Inc

    EIN 391784362 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Calvary Lutheran Church

    EIN 391566100 · Headquarters: Loretta, WI, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  77. Calvary Mission Center Inc 90 S Macy St

    EIN 391618400 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  78. Cambria-friesland Athletic Booster Club

    EIN 391630623 · Headquarters: CAMBRIA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Cambria-friesland Education Association

    EIN 261686326 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Cambridge Apartments Corporation

    EIN 237009943 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Cambridge Area Chamber of Commerce

    EIN 391539901 · Headquarters: CAMBRIDGE, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Cambridge Athletic Booster Club

    EIN 391736492 · Headquarters: CAMBRIDGE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Cambridge Education Association

    EIN 237079148 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Cambridge Volunteer Fire Department

    EIN 391442122 · Headquarters: Cambridge, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Cameron Civic Club Inc

    EIN 391363009 · Headquarters: CAMERON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Camp Charles Allis Association

    EIN 396042886 · Headquarters: EAST TROY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Camp Delton Club Inc

    EIN 391241088 · Headquarters: WISCONSIN DELLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Camp Douglas Rescue Inc Attn Melanie Kiel

    EIN 391667285 · Headquarters: CAMP DOUGLAS, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  89. Camp Douglas Sportsman Club

    EIN 391317381 · Headquarters: Oakdale, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Camp Elim & Other Youth Ministries

    EIN 363503551 · Headquarters: ST GERMAIN, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Camp Evergreen Corporation Inc

    EIN 396007027 · Headquarters: SHEBOYGAN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Camp Fire USA Oneida Council Inc

    EIN 396007917 · Headquarters: RHINELANDER, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  93. Camp Manito-wish Ymca Inc

    EIN 391136315 · Headquarters: BOULDER JUNCTION, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Camp Phillips Memorial Trust

    EIN 396120929 · Headquarters: WISCONSIN RAPIDS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. Camp Tekakwitha Retreat and Conference Center Inc

    EIN 396023507 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Campbellsport Education Association

    EIN 237083799 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Camper Country Snowmobile Riders Club a Corporation

    EIN 391540370 · Headquarters: Rio, WI, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  98. Campus Life Inc of Sheboygan County

    EIN 237131834 · Headquarters: SHEBOYGAN, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Campus Lions Club at the University of Minnesota Duluth

    EIN 475661598 · Headquarters: Solon Springs, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Campus Safety Association

    EIN 330010132 · Headquarters: WALES, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages