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. Trempealeau County Historical Society

    EIN 391325845 · Headquarters: Whitehall, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Trempealeau County Rea

    EIN 271700260 · Headquarters: Osseo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Tremplo Storage Condos Association Inc

    EIN 263255073 · Headquarters: Trempealeau, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  4. Tri County Landlord and Property Managers Association

    EIN 465230213 · Headquarters: Peshtigo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Tri County Mutual Town Insurance Co

    EIN 390663760 · Headquarters: IRON RIVER, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  6. Tri County Rea

    EIN 271697626 · Headquarters: Gilman, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Tri Lakes Community Center Inc

    EIN 271603508 · Headquarters: Superior, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Tri-city Curling Club Inc

    EIN 391396720 · Headquarters: WISC RAPIDS, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Tri-county 16 Council

    EIN 992679688 · Headquarters: Jefferson, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Tri-county Area Education Association

    EIN 237084752 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Tri-county Class of 2014

    EIN 471601109 · Headquarters: Hancock, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Tri-county Communications Cooperative Inc

    EIN 391024048 · Headquarters: STRUM, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Tri-county Community Youth Project

    EIN 261796767 · Headquarters: Fremont, WI, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  14. Tri-county Contractors Association of Kenosha Racine & Walworth

    EIN 237273732 · Headquarters: KENOSHA, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Tri-county Riders Utv Snowmobile Inc

    EIN 263759900 · Headquarters: Hancock, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Tri-county Threshermans Association Inc

    EIN 391656489 · Headquarters: REGRANITE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Tri-county United Way

    EIN 386034023 · Headquarters: PESHTIGO, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Tri-state Ostomy Group

    EIN 471669588 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  19. Tri-town Riders

    EIN 391284012 · Headquarters: West Bend, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Triad of Wisconsin Inc

    EIN 392009702 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Triangle Building Corporation

    EIN 396081532 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Triangle Fraternity National Council

    EIN 237246392 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Trieschmann Foundation Micheal Trieschmann

    EIN 362532691 · Headquarters: MELLEN, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  24. Trillium Quilt Guild

    EIN 010799710 · Headquarters: Sister Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Trinity Care Foundation Inc

    EIN 412471023 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Trinity Co-op Nursery School

    EIN 391301327 · Headquarters: KENOSHA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Trinity Lutheran Church

    EIN 391125112 · Headquarters: STEVENS POINT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  28. Trinity Lutheran Church Properties

    EIN 396000214 · Headquarters: MERRILL, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  29. Trinity Terrace Inc

    EIN 391667734 · Headquarters: WATERTOWN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Tripoli Country Club

    EIN 390671450 · Headquarters: BROWN DEER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Tripoli Shriners

    EIN 390664650 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Tripoli Shriners Group Return

    EIN 510169169 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. Triwauk Uniserv Council-retired

    EIN 141849516 · Headquarters: Brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  34. Trogs Mc Llc

    EIN 261428357 · Headquarters: Birchwood, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Trojan Band Boosters Inc

    EIN 237411577 · Headquarters: Wauwatosa, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Trollbekk Condomimium Association 2

    EIN 464459867 · Headquarters: Cambridge, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  37. Troop 75-Pack 9 Bsa

    EIN 471596380 · Headquarters: Viroqua, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  38. Trout Unlimited Harry and Laura Nohr Chapter No 257

    EIN 510178694 · Headquarters: DODGEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Trp Shawe Fndatn

    EIN 521505784 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. True Life Ministries Inc

    EIN 300318487 · Headquarters: Hudson, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Trust Uw Camille a Lonstorf

    EIN 391509343 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. Trustage Foundation Inc

    EIN 396105418 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. Trusted Fraternal Life

    EIN 390201015 · Headquarters: Milwaukee, WI, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Trustees of Dartmouth College

    EIN 043391559 · Headquarters: Eau Claire, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Trustees of Dartmouth College

    EIN 043391560 · Headquarters: Elm Grove, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Try Mediation Inc

    EIN 391508465 · Headquarters: Eau Claire, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Tsc Foundation

    EIN 363312847 · Headquarters: LAKE GENEVA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Tschirgi Grace F Tuw

    EIN 426054236 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  49. Tuesday Club of River Falls Inc Ann Schwebach

    EIN 237131263 · Headquarters: RIVER FALLS, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Turner Bismarck H Tuw

    EIN 916254764 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Turner Education Association

    EIN 237085023 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Turtle Flambeau Trude Lake Property Owners Association Inc

    EIN 391907828 · Headquarters: Mercer, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Turtle Lake Area Lioness-lions Club

    EIN 882599112 · Headquarters: Turtle Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Turtle Lake Non-profit Housing Corp

    EIN 237420943 · Headquarters: TURTLE LAKE, WI, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  55. Tuw James W Hughes Foundation

    EIN 956010289 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Tw Rounds Memorial Scholarship R52585008

    EIN 156013879 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  57. Tw William Spafard R52591006

    EIN 156014047 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  58. Twelve Apostles Musky Club of Stevens Point Inc

    EIN 391653648 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Twentieth Century Club Inc

    EIN 390666633 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Twin Bay Charitable Foundation

    EIN 472654162 · Headquarters: DELAFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  61. Twin Cities Gm Parts and Service Association

    EIN 331394238 · Headquarters: Prescott, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Twin Cities Mn Chapter of the Piano Technicians Guild

    EIN 263982442 · Headquarters: Ellsworth, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Twin City Bushwackers Off Road Club

    EIN 844008441 · Headquarters: FREMONT, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Twin City Rod & Gun Club

    EIN 391508157 · Headquarters: NEENAH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Twin Disc Employees Association

    EIN 396062051 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Twin Hunters Club Inc

    EIN 396078618 · Headquarters: Neenah, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Twin Lake Association Inc

    EIN 990993965 · Headquarters: WAUPACA, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Twin Lakes Area Chamber & Business Association Inc

    EIN 391165966 · Headquarters: TWIN LAKES, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Twin Lakes Area Senior Citizens Club

    EIN 392008627 · Headquarters: Twin Lakes, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Twin Lakes Custodians

    EIN 262707752 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Twin Lakes Education Association

    EIN 391728731 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Twin Lakes Protective Association Inc

    EIN 273563539 · Headquarters: Eden, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Twin Ports Burlington Northern Employees Club

    EIN 237293511 · Headquarters: Superior, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Twin Ports Pinup

    EIN 883343922 · Headquarters: Superior, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Two Rivers Day Care Center Inc

    EIN 237101108 · Headquarters: TWO RIVERS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Two Rivers Education Association

    EIN 237093781 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Two Rivers Historical Society

    EIN 396102653 · Headquarters: TWO RIVERS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Two Rivers Junior Raiders Inc

    EIN 391721675 · Headquarters: TWO RIVERS, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. U A W 1576

    EIN 363877199 · Headquarters: BELOIT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Uapb-am&n Milwaukee Alumni Chapter

    EIN 472863789 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Uaw 72 Bldg Corp

    EIN 237022182 · Headquarters: KENOSHA, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  82. UAW Local 833

    EIN 390402895 · Headquarters: Sheboygan, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Ubc & Ja Local No 231

    EIN 990885949 · Headquarters: PEWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Uganda Behavioral Health Alliance Inc

    EIN 273455760 · Headquarters: GLENDALE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Uicp Llc

    EIN 863577434 · Headquarters: SUPERIOR, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Ukraine Strong Inc

    EIN 921549532 · Headquarters: HUDSON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Ulgm Community & Economic Development Corp

    EIN 852675623 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Ulster Project of Greater Milwaukee

    EIN 391342114 · Headquarters: Elm Grove, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Umbrella Group

    EIN 465166595 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  90. Umhoefer Foundation Inc

    EIN 391543060 · Headquarters: MARSHFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Umos

    EIN 391047172 · Headquarters: Milwaukee, WI, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Underwire Holdings Inc

    EIN 391866588 · Headquarters: WISCONSIN RAPIDS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Underwood Elementary PTA

    EIN 391334095 · Headquarters: WAUWATOSA, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. Unified South Broadway Neighborhood Association

    EIN 273683062 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  95. Union Cemetery Assn

    EIN 390971759 · Headquarters: Boyd, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Union Cemetery Association of Township of Schleswig

    EIN 161781353 · Headquarters: Kiel, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Union Grove Area Education Association

    EIN 237108601 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Union Grove Cemetery

    EIN 272123473 · Headquarters: Spring Green, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Union Grove Cemetery Association

    EIN 390733002 · Headquarters: DARLINGTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Union Grove Elementary Custodians

    EIN 262795850 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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