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. Washington Middle School Ptso

    EIN 020592818 · Headquarters: Kenosha, WI, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. Washington Park Neighbors Inc

    EIN 833455480 · Headquarters: Milwaukee, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Washington Tiger Pto

    EIN 921261319 · Headquarters: Stevens Point, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Washington Town Mutual Insurance Co C/o Homestead Mutual Insurance Co

    EIN 390491630 · Headquarters: NEENAH, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  5. Washington-caldwell Education Association

    EIN 391544467 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Washington-ozaukee County Dental Society Inc

    EIN 391694884 · Headquarters: Germantown, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  7. Washtn Cty Homeschool Athletics Ass

    EIN 810677132 · Headquarters: WEST BEND, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Wastecap Resource Solutions Inc

    EIN 391912471 · Headquarters: MILWAUKEE, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Watch Me

    EIN 880523951 · Headquarters: Green Bay, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Watch Us Grow Children's Village Inc

    EIN 392039776 · Headquarters: Menomonie, WI, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  11. Water Cities Soccer Club

    EIN 141978303 · Headquarters: OSHKOSH, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Water City Care Mission Inc

    EIN 843899508 · Headquarters: Oshkosh, WI, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Water Council Inc

    EIN 264222978 · Headquarters: MILWAUKEE, WI, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Water Energy Forward Inc

    EIN 333150780 · Headquarters: Milwaukee, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Water Quality Association of Wisconsin

    EIN 391585822 · Headquarters: Kewaskum, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Water Tower Preservation Fund

    EIN 391926130 · Headquarters: Milwaukee, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Water Wings Booster Club

    EIN 371734051 · Headquarters: Sun Prairie, WI, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. Water-light Credit Union

    EIN 390978885 · Headquarters: SUPERIOR, WI, USA · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990

  19. Waterbird Society

    EIN 222415111 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Waterboard Warriors Inc

    EIN 391449814 · Headquarters: GREEN BAY, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Waterbugs Ski Club Inc

    EIN 760720245 · Headquarters: MUSKEGO, WI, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  22. Waterfest Inc

    EIN 391763649 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Waterford Area Chamber of Commerce Inc

    EIN 391444679 · Headquarters: Waterford, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Waterford Elementary Education Association

    EIN 237079145 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Waterford Evergreen Elementary School PTO Co

    EIN 843291389 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  26. Waterford Ffa Alumni

    EIN 471293727 · Headquarters: Waterford, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Waterford Graded Education Support Professionals

    EIN 391872099 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  28. Waterford Heritage Fund Inc

    EIN 275100862 · Headquarters: Waterford, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  29. Waterford High School Custodians

    EIN 753129435 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Waterford High School Teachers Association

    EIN 237098434 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Waterford Lions Foundation

    EIN 815340661 · Headquarters: Burlington, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Waterford River Rhythms Inc

    EIN 463612968 · Headquarters: WATERFORD, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Waterford Tennis Association

    EIN 800506049 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Waterford Wave Volleyball Club

    EIN 813673818 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Waterford Wolverine Band Boosters

    EIN 332092946 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Waterford Wolverine Football Parents Association Inc

    EIN 923362539 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Waterford Wolverine Shooting Team

    EIN 472340836 · Headquarters: WATERFORD, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Waterford Woods Property Owners Association

    EIN 391047061 · Headquarters: Waterford, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Waterford Wrestling Club

    EIN 391499821 · Headquarters: waterford, WI, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  40. Waterford Youth Baseball Inc

    EIN 391778017 · Headquarters: waterford, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Waterford Youth Football Booster

    EIN 391930940 · Headquarters: Waterford, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. Waterford Youth Wrestling Club Inc

    EIN 823663699 · Headquarters: BURLINGTON, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Waterfront Boathouse Inc

    EIN 993616131 · Headquarters: Beaver Dam, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Waterloo Adult Athletic Booster Club

    EIN 391719170 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  45. Waterloo Area Historical Society Inc

    EIN 391274697 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Waterloo Association of Support Staff Personnel

    EIN 262904831 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Waterloo Chamber of Commerce

    EIN 391391163 · Headquarters: WATERLOO, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  48. Waterloo Community Foundation Inc

    EIN 202817619 · Headquarters: Waterloo, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Waterloo Education Association

    EIN 237080945 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Waterloo Fire & Ems Supporters Inc

    EIN 320249797 · Headquarters: WATERLOO, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Waterloo Gun Club Inc

    EIN 391364026 · Headquarters: Waterloo, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Waterloo Knights Youth Sports Club Inc

    EIN 932724130 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Waterloo Parent Teacher Organization Inc

    EIN 873843782 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Waterloo Pirate Athletic Booster Club

    EIN 933883104 · Headquarters: Waterloo, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Waterloo Snowmobile Club Inc 442 Edison St

    EIN 391285556 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Waterloo Swim Club Inc

    EIN 263028841 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  57. Waterloo Youth Sports Organization

    EIN 200893718 · Headquarters: Waterloo, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. Watermark Mission Inc

    EIN 992216571 · Headquarters: Durand, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Waters Ministry of Encouragement Inc

    EIN 923998210 · Headquarters: MILWAUKEE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  60. Waters of Life Ministries for Women Inc

    EIN 262747089 · Headquarters: APPLETON, WI, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  61. Watershed Church

    EIN 205405222 · Headquarters: Stoughton, WI, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  62. Watershed Program of Se Wisconsin

    EIN 843455564 · Headquarters: RACINE, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Watershed Protection Committee of Racine County Inc

    EIN 833262626 · Headquarters: Waterford, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Watershed Watchers

    EIN 030550506 · Headquarters: West Bend, WI, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Watersong International Inc

    EIN 274951868 · Headquarters: Baraboo, WI, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  66. Watertown Agri-business Club Inc

    EIN 391943948 · Headquarters: WATERTOWN, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Watertown All Breed Community

    EIN 463533624 · Headquarters: Watertown, WI, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Watertown Amateur Radio Club Ua

    EIN 262537299 · Headquarters: Watertown, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Watertown Aquatic Team Inc

    EIN 391365838 · Headquarters: WATERTOWN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Watertown Archers Inc

    EIN 237416548 · Headquarters: WATERTOWN, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Watertown Area Cares Clinic Inc

    EIN 452048197 · Headquarters: WATERTOWN, WI, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990

  72. Watertown Area Chamber of Commerce

    EIN 390689225 · Headquarters: Watertown, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Watertown Area Community Foundation

    EIN 391708484 · Headquarters: WATERTOWN, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Watertown Area United Way Inc

    EIN 396052299 · Headquarters: Watertown, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  75. Watertown Arts Council Inc

    EIN 396107063 · Headquarters: Watertown, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Watertown Athletic Booster Club

    EIN 391392887 · Headquarters: WATERTOWN, WI, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  77. Watertown Cardinals Baseball Organi Zation Inc

    EIN 394144927 · Headquarters: Watertown, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Watertown Challenge Association Inc

    EIN 274541902 · Headquarters: Watertown, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  79. Watertown Chapter 320 Inc

    EIN 202292344 · Headquarters: Watertown, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Watertown Chapter 34 Women of the Moose

    EIN 930769391 · Headquarters: Watertown, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Watertown Citizens Police Academy Alumni Inc Cpaa

    EIN 352396413 · Headquarters: Watertown, WI, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Watertown Concert Series

    EIN 391961417 · Headquarters: Watertown, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Watertown Conservation Club Inc

    EIN 900492793 · Headquarters: WATERTOWN, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Watertown Economic Development Corp CO Reinhart Boerner Van Deuren SC

    EIN 396078084 · Headquarters: Milwaukee, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990

  85. Watertown Educators Foundation Inc

    EIN 391745780 · Headquarters: Watertown, WI, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  86. Watertown Family Aid Association Inc

    EIN 390816896 · Headquarters: WATERTOWN, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Watertown Family Connections Inc

    EIN 800605916 · Headquarters: Watertown, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Watertown Ffa Alumni and Supporters

    EIN 881805462 · Headquarters: Watertown, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Watertown Food Pantry

    EIN 391516698 · Headquarters: Watertown, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Watertown Girls Fast Pitch Association Inc

    EIN 272805846 · Headquarters: WATERTOWN, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Watertown Historical Society

    EIN 390689355 · Headquarters: Watertown, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Watertown Humane Society Inc

    EIN 391097337 · Headquarters: WATERTOWN, WI, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Watertown Lacrosse Association Inc

    EIN 462042876 · Headquarters: Watertown, WI, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. Watertown Lutheran Senior Housing Inc

    EIN 391814305 · Headquarters: WATERTOWN, WI, USA · Housing & Shelter · Latest available filing year: 2022 · Primary form: IRS Form 990

  95. Watertown Main Street Program Inc

    EIN 392008095 · Headquarters: WATERTOWN, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Watertown Moose Lodge 830

    EIN 390734152 · Headquarters: Watertown, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Watertown Municipal Band

    EIN 820979097 · Headquarters: WATERTOWN, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Watertown Music Boosters

    EIN 391530699 · Headquarters: Watertown, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Watertown Outboarders Incorporated

    EIN 396096225 · Headquarters: Watertown, WI, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  100. Watertown Players

    EIN 113820524 · Headquarters: Watertown, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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