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. Starlite Stitchery Guild

    EIN 800486528 · Headquarters: Burlington, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Starting Over New Ministries Inc

    EIN 391405040 · Headquarters: PEWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Startup Milwaukee Inc

    EIN 463045450 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  4. State Engineering Association

    EIN 237097528 · Headquarters: Sun Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. State Line Vfw Auxiliary Post 8400

    EIN 873332127 · Headquarters: Land O Lakes, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  6. State of Wisconsin National Concerns of Police Survivors

    EIN 391935011 · Headquarters: FOND DU LAC, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Stateline Boys & Girls Clubs Inc

    EIN 390974673 · Headquarters: BELOIT, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Stateline Literacy Council Inc

    EIN 391431930 · Headquarters: BELOIT, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  9. Stateline S-gaugers Inc

    EIN 364206848 · Headquarters: Williams Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Steel Renegades Mc

    EIN 393654088 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Steffen-antigo Memorial Fund Inc

    EIN 396102216 · Headquarters: ANTIGO, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  12. Steinhauer Charitable Foundation

    EIN 391600091 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  13. STEM Forward

    EIN 390854863 · Headquarters: Milwaukee, WI, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Stephen Littler Tr

    EIN 376023121 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. Stepping Stones Inc

    EIN 391463241 · Headquarters: MEDFORD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Stepping Stones of Dunn County Inc

    EIN 391608607 · Headquarters: MENOMONIE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Steps & Balances Society

    EIN 412572256 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Sterling North Society

    EIN 391651292 · Headquarters: EDGERTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Stevenes Point Education Assistant

    EIN 391669321 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Stevens Point Area Convention & Visitors Bureau Inc

    EIN 391546572 · Headquarters: STEVENS POINT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Stevens Point Area Education Association

    EIN 237090395 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Stevens Point Area Human Resources Association

    EIN 391766945 · Headquarters: STEVENS POINT, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Stevens Point Area Rta

    EIN 271697553 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Stevens Point Area Young Mens Christian Association Inc Foundatio

    EIN 237428559 · Headquarters: STEVENS POINT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Stevens Point Bridge Club

    EIN 800555991 · Headquarters: Stevens PointPoint, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Stevens Point Chapter 311 Women of the Moose

    EIN 391387446 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  27. Stevens Point Child Safety Center Inc

    EIN 930828679 · Headquarters: STEVENS POINT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Stevens Point Clerical Assocation

    EIN 261238291 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Stevens Point Lodge No 1572 Loyal Order of Moose

    EIN 391348890 · Headquarters: Stevens Point, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Stevens Point Police Officers Organization

    EIN 454083607 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Stevens Point Softball Association Inc

    EIN 510178000 · Headquarters: Stevens Point, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Stitching Sisters Quilt Guild

    EIN 320489940 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Stockholm Institute

    EIN 391461587 · Headquarters: Stockholm, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Stokes Liebman Post 487

    EIN 396108498 · Headquarters: CABLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Stone Lake Area Chamber of Commerce

    EIN 391231938 · Headquarters: STONE LAKE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Stone Winter Guardians Inc

    EIN 204423858 · Headquarters: Algoma, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Stonebank Baseball Corporation

    EIN 854253606 · Headquarters: Oconomowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Stonefield Endowment Trust Fund

    EIN 391645979 · Headquarters: Cassville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Stonepine Association

    EIN 391856243 · Headquarters: HUDSON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Stop the Ongoing Mine Permit Ua

    EIN 474980108 · Headquarters: Campbellsport, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  41. Stoughton Chamber of Commerce

    EIN 390766744 · Headquarters: Stoughton, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Stoughton Conservation Club Inc

    EIN 930756508 · Headquarters: STOUGHTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Stoughton Country Club

    EIN 390641464 · Headquarters: STOUGHTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Stoughton Youth Hockey Inc

    EIN 237430201 · Headquarters: STOUGHTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Stout Technology Park Development Corporation

    EIN 391645474 · Headquarters: Menomonie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Stratford Area Chamber of Commerce

    EIN 391478331 · Headquarters: Stratford, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Stratford Education Association

    EIN 237080925 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Stratford High Class of 2013

    EIN 371748240 · Headquarters: Stratford, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Strato Venture Capital

    EIN 991516768 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Streich Family Foundation Inc

    EIN 391574612 · Headquarters: GLENDALE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Strengthen Sheboygan Inc

    EIN 334500305 · Headquarters: Sheboygan, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Striving to Improve Health for All

    EIN 862324472 · Headquarters: Cudahy, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. Student American Veterinary Medical Association Chapter at Uw-madison

    EIN 391484886 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Student Center Foundation

    EIN 396057046 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Student Gerontology Association

    EIN 394284772 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Student Personnel Association

    EIN 392022911 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  57. Student Wisconsin Education Association Uw River Falls

    EIN 261407902 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Student Wisconsin Education Association-aurora University

    EIN 262726206 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Student Wisconsin Education Association-carthage College

    EIN 262709254 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Student Wisconsin Education Association-edgewood College

    EIN 262710664 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Student Wisconsin Education Association-st Norbert College

    EIN 262710129 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Student Wisconsin Education Association-uw Green Bay

    EIN 262709091 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Student Wisconsin Education Association-uw La Crosse

    EIN 262710269 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Student Wisconsin Education Association-uw Platteville

    EIN 262711324 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Student Wisconsin Education Association-uw Whitewater

    EIN 262708909 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Students for Accessibility Disability and Accommodation

    EIN 992430335 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Sturgeon Bay Jaycees Inc

    EIN 391203786 · Headquarters: STURGEON BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  68. Suburban Sno-hawks Inc

    EIN 237401474 · Headquarters: NEW BERLIN, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Success Charleston Action

    EIN 994864427 · Headquarters: Hudson, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Success Unlimited

    EIN 472005335 · Headquarters: Hager City, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  71. Sudbrink Performance Academy Inc

    EIN 810914835 · Headquarters: Chilton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Suder-pick Foundation Inc C/o Foley & Lardner Llp

    EIN 396048255 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  73. Sudix Foundation C/o Suzanne S Dixon

    EIN 363377946 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  74. Sue Peterson Breast Cancer Foundation

    EIN 470976961 · Headquarters: Auburndale, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  75. Sugar Camp Youth Club

    EIN 800594059 · Headquarters: Rhinelander, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Sugar River Senior Center

    EIN 845003378 · Headquarters: BELLEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Sumac Trail Apartments Inc

    EIN 391915496 · Headquarters: Superior, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Summit Apartments Inc

    EIN 391225718 · Headquarters: BARNEVELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  79. Summit Educational Association Inc

    EIN 391763179 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Sumnicht Family Foundation

    EIN 391537336 · Headquarters: APPLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Sumpter Hill Cemetery Association

    EIN 900612068 · Headquarters: SAUK CITY, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Sun Prairie Area Schools Community Organization Incorporated

    EIN 992843392 · Headquarters: SUN PRAIRIE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Sun Prairie Chamber of Commerce

    EIN 390747950 · Headquarters: SUN PRAIRIE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Sun Prairie Dance Club

    EIN 821630255 · Headquarters: Sun Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Sun Prairie Education Association

    EIN 391475739 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Sun Prairie High School Band Boosters Inc

    EIN 237314095 · Headquarters: Sun Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Sun Prairie Historical Restorations Inc

    EIN 391252237 · Headquarters: SUN PRAIRIE, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Sun Prairie Hockey Booster Club Inc

    EIN 391409016 · Headquarters: Sun Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Sun Prairie Lions Foundation Inc

    EIN 273220018 · Headquarters: Sun Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Sun Prairie Nursery School Inc

    EIN 391102858 · Headquarters: Sun Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Sun Prairie Substitute Teachers Association

    EIN 391699805 · Headquarters: MADISON WI, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  92. Sun Prairie Telugu Association Corp

    EIN 333072862 · Headquarters: Sun Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Sun Prairie Vol Fire Dept

    EIN 390757749 · Headquarters: Sun Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990

  94. Sun Prairie Youth Hockey Association Inc

    EIN 391278983 · Headquarters: Sun Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Sundowners Snowmobilers Inc

    EIN 237211514 · Headquarters: Edgerton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Sunrise Company Inc

    EIN 900433358 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  97. Sunset Bay Association Incorporated

    EIN 862617679 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Sunset Hills Association Inc C/o Chuck Trybula

    EIN 396081489 · Headquarters: LAKE GENEVA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Sunset Ridge Wildlife Education Center Inc

    EIN 453625654 · Headquarters: Orfordville, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  100. Sunshine Child Center Inc

    EIN 391224491 · Headquarters: GILLETT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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