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. Classical Charter School Association Inc

    EIN 391958066 · Headquarters: APPLETON, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Classical Conversations of Plymouth

    EIN 832247270 · Headquarters: Plymouth, WI, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  3. Classically Rooted Schole Co

    EIN 852803443 · Headquarters: Mukwonago, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Classmates Literacy Foundation Inc

    EIN 934451594 · Headquarters: MIDDLETON, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Classroom Supply Closet Inc

    EIN 475001658 · Headquarters: STEVENS POINT, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Claude W Schutter Tr Uw

    EIN 466014309 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  7. Clayton Archery 25 Corporation

    EIN 422499424 · Headquarters: Clayton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Clayton Area Emergency Services Inc

    EIN 833344159 · Headquarters: Clayton, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Clayton Community Scholarships Inc

    EIN 463222140 · Headquarters: Clayton, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Clayton Education Foundation Inc

    EIN 391807460 · Headquarters: CLAYTON, WI, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  11. Clean Green Action

    EIN 813061653 · Headquarters: WISCONSIN RAPIDS, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Clean Hope Incorporated

    EIN 413230130 · Headquarters: Ogema, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Clean Lakes Alliance Inc

    EIN 273917243 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Clean Lakes Festival Unincorporated Association

    EIN 264396022 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  15. Clean Water Action Council of Northeast Wisconsin Inc

    EIN 391567719 · Headquarters: Green Bay, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Clean Water Association Inc

    EIN 473178551 · Headquarters: Pewaukee, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Clean Wisconsin Action Fund Inc

    EIN 237181396 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Clean Wisconsin Inc

    EIN 391413448 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Clean World Benefits Inc

    EIN 920360542 · Headquarters: MADISON, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Cleaner Lakes Corporation

    EIN 204900650 · Headquarters: FRANKSVILLE, WI, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  21. Cleaning Up Milwaukee Inc

    EIN 863350331 · Headquarters: Cedar Grove, WI, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  22. Cleantech Partners Inc

    EIN 810575115 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Clear by 1 Motorsports Foundation I

    EIN 824584390 · Headquarters: GERMANTOWN, WI, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  24. Clear Choice Corporate Guardianship Inc

    EIN 920769231 · Headquarters: Chippewa Falls, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Clear Hits Radio Inc

    EIN 852986713 · Headquarters: Milwaukee, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Clear Lake Area Community Center Inc

    EIN 392041186 · Headquarters: CLEAR LAKE, WI, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Clear Lake Area Veterans Memorial Inc

    EIN 205869318 · Headquarters: Clear Lake, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Clear Lake Cemetery Association

    EIN 390844734 · Headquarters: Clear Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Clear Lake Christian Radio Inc

    EIN 030403921 · Headquarters: Clear Lake, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Clear Lake Emt Association Inc

    EIN 824569772 · Headquarters: Clear Lake, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Clear Lake Historical Museum Inc

    EIN 391290724 · Headquarters: Clear Lake, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Clear Lake Improvement Association

    EIN 201126662 · Headquarters: MILTON, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Clear Vision Eau Claire Inc

    EIN 453716731 · Headquarters: Eau Claire, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  34. Clear Vision Ministry Inc

    EIN 923187818 · Headquarters: Milwaukee, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. Clear Water Chamber Players Inc

    EIN 464843651 · Headquarters: EAU CLAIRE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Clear Water Quilters Inc

    EIN 391773245 · Headquarters: Eleva, WI, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. Clearview Home Corporation

    EIN 390874683 · Headquarters: DELAFIELD, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Clearwater Camp Foundation Inc

    EIN 432024465 · Headquarters: Minocqua, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Clearwater Development Corporation

    EIN 391994450 · Headquarters: EAU CLAIRE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  40. Clearwater Foundation Inc

    EIN 391969384 · Headquarters: Onalaska, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Cleary-kumm Foundation Inc

    EIN 391426785 · Headquarters: La Crosse, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  42. Cleaver-Brooks Credit Union

    EIN 396048530 · Headquarters: West Allis, WI, USA · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990

  43. Cleghorn Lions Club

    EIN 030397008 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Cleghorn Snow Drifters Inc

    EIN 237281896 · Headquarters: Eleva, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Clement Manor Inc

    EIN 391020547 · Headquarters: Greenfield, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Cleveland Elementary-northeast Wisconsin Montessori School Pto In

    EIN 460659760 · Headquarters: CLEVELAND, WI, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  47. Cleveland Family Foundation Inc

    EIN 421600506 · Headquarters: SARONA, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  48. Cleveland Fire Dept

    EIN 472926793 · Headquarters: Cleveland, WI, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Cleveland Fish & Game Association

    EIN 391210919 · Headquarters: CLEVELAND, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Cleveland Snowhawk Inc

    EIN 391425590 · Headquarters: Cleveland, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Cleveland Trail Mates Inc

    EIN 710881267 · Headquarters: JIM FALLS, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Cleveland Volunteer Fire Fighters Inc

    EIN 391563444 · Headquarters: CLEVELAND, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Cliff Runner Events

    EIN 464898816 · Headquarters: De Pere, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Cliffhangers Snowmobile Club Inc

    EIN 391472874 · Headquarters: Prairie du Chien, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Cliffordirmajean Moe Schlrsp Fd Uma

    EIN 203523027 · Headquarters: MILWAUKEE, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Clifton E Peterson Md Family Foundation

    EIN 396654435 · Headquarters: KENOSHA, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. Climate Alliance for the Common Good

    EIN 853037522 · Headquarters: La Crosse, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Climate Jobs Wisconsin Action Fund Inc

    EIN 413021892 · Headquarters: MILWAUKEE, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Climb USA Inc

    EIN 861598626 · Headquarters: MADISON, WI, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Climbing Tree Child Care and Family

    EIN 412234850 · Headquarters: EAST TROY, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Clinical Connections

    EIN 394910580 · Headquarters: Campbellsport, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Clinical Genetics Advanced Practice Providers Inc

    EIN 993138908 · Headquarters: Brookfield, WI, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. Clinical Immunology Society Inc

    EIN 521469030 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Clinical Laboratory Management Association

    EIN 391637404 · Headquarters: CLEAR LAKE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Clinical Research Nurse Certification Council Inc

    EIN 862577706 · Headquarters: STOUGHTON, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Clinically Pressed

    EIN 874500265 · Headquarters: HOLMEN, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Clinton Chamber of Commerce Inc

    EIN 396075603 · Headquarters: Clinton, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  68. Clinton Community Historical Society

    EIN 391667991 · Headquarters: Clinton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Clinton Education Association

    EIN 237085615 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Clinton Education Foundation Inc

    EIN 562524431 · Headquarters: Clinton, WI, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  71. Clinton Elementary School Pto Inc

    EIN 394341304 · Headquarters: Clinton, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Clinton Junior Womans Club Inc

    EIN 391100978 · Headquarters: clinton, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  73. Clinton Public Library Foundation Inc

    EIN 471209834 · Headquarters: Clinton, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Clinton Senior Citizens Inc

    EIN 391311233 · Headquarters: Clinton, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Clintonville American Legion Baseball Club Inc

    EIN 391930162 · Headquarters: CLINTONVILEE, WI, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. Clintonville Area Chamber of Commerce

    EIN 390770995 · Headquarters: CLINTONVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Clintonville Area Food Pantry

    EIN 391567545 · Headquarters: CLINTONVILLE, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Clintonville Area Historical Society Inc

    EIN 510142676 · Headquarters: Clintonville, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Clintonville Area Swim Team

    EIN 822034904 · Headquarters: Clintonville, WI, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. Clintonville Baseball Association Inc

    EIN 263799122 · Headquarters: Clintonville, WI, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Clintonville Chapter 2269 Women of the Moose

    EIN 470928729 · Headquarters: Marion, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Clintonville Curling Club Inc

    EIN 391612207 · Headquarters: CLINTONVILLE, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Clintonville Education Association

    EIN 237083168 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Clintonville Education Support Personnel

    EIN 391862886 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Clintonville Fastpitch Inc

    EIN 820854229 · Headquarters: Shiocton, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Clintonville Firemens Association Inc

    EIN 391481115 · Headquarters: Clintonville, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Clintonville Girls Hoops Club Inc

    EIN 820784468 · Headquarters: Clintonville, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Clintonville Goodfellows Association

    EIN 391919671 · Headquarters: Clintonville, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Clintonville Lodge No 1502 Loyal Order of Moose

    EIN 237520166 · Headquarters: Clintonville, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Clintonville Quarterback Club

    EIN 845142258 · Headquarters: Clintonville, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Clintonville Trap Club

    EIN 391753887 · Headquarters: Clintonville, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  92. Clintonville Womens Pool League

    EIN 680565531 · Headquarters: Clintonville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Clintonville Wrestling Club Inc

    EIN 391513031 · Headquarters: Clintonville, WI, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  94. Clintonville Wrestling Takedown Booster Club

    EIN 464842801 · Headquarters: Clintonville, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  95. Clintonville Youth League Inc

    EIN 391620703 · Headquarters: CLINTONVILLE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Clip-clop Trail Riders

    EIN 811752147 · Headquarters: Wausaukee, WI, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  97. Clipped Wings United Air Lines Stewardess Alumnae

    EIN 416051877 · Headquarters: Somerset, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. Clipper City Model Railroad Club Inc

    EIN 396064357 · Headquarters: Manitowoc, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Clipper Gridiron Club

    EIN 861053693 · Headquarters: STURGEON BAY, WI, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  100. Clive T Jaffray Charitable Tr Ua

    EIN 416015619 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

First page and all pages