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. Suring Lions Foundation Inc

    EIN 820906604 · Headquarters: SURING, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Suring Non-profit Housing Corporation

    EIN 237302131 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Suring Parent Teacher Group

    EIN 900439788 · Headquarters: Suring, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Surreias Place Inc

    EIN 770624520 · Headquarters: Hudson, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  5. Surviving Depression Inc

    EIN 873634622 · Headquarters: JEFFERSON, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  6. Survivor and Clergy Leadership Alliance Ltd

    EIN 462795042 · Headquarters: Shorewood, WI, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. Survivors Journey to Peace Coporation

    EIN 832082277 · Headquarters: Milwaukee, WI, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Susan and Leander Jennings Foundati

    EIN 391868601 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. Susan E Sturm Charitable Trust Matthew Suby Trustee

    EIN 396783701 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. Susie Qs Rescue

    EIN 933089681 · Headquarters: Reeseville, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Sussex Adventure Team Corp

    EIN 881420573 · Headquarters: Lisbon, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Sussex Antique Power Association Inc

    EIN 391559010 · Headquarters: Sussex, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Sussex Area Chamber of Commerce

    EIN 391468484 · Headquarters: Sussex, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  14. Sussex Area Service Club Inc

    EIN 811114478 · Headquarters: SUSSEX, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Sussex Area Tennis Association

    EIN 383920519 · Headquarters: Sussex, WI, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Sussex Baseball Club Inc

    EIN 931358425 · Headquarters: Sussex, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Sussex Fire Auxiliary

    EIN 452633420 · Headquarters: Sussex, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Sussex Jayhawks Football Inc

    EIN 453807941 · Headquarters: Sussex, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Sussex Lions Club Foundation Inc

    EIN 874176416 · Headquarters: Sussex, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Sussex Lions Club Inc

    EIN 396093839 · Headquarters: SUSSEX, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Sussex Lisbon Area Historical Society

    EIN 752975166 · Headquarters: Sussex, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Sussex Lisbon Youth Baseball Association Inc

    EIN 930843635 · Headquarters: SUSSEX, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. Sussex Sabercats Wrestling Club Inc

    EIN 205975992 · Headquarters: MENOMONEE FALLS, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Sussex Sled Bugs Snowmobile Club Inc

    EIN 237104333 · Headquarters: Sussex, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Sussex Teen Center Improvement Corp

    EIN 391384598 · Headquarters: Sussex, WI, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  26. Sustain Dane Inc

    EIN 431953180 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Sustain Door Inc

    EIN 262164939 · Headquarters: Sturgeon Bay, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Sustain Fond Du Lac

    EIN 843483930 · Headquarters: FOND DU LAC, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Sustain Hudson

    EIN 271815202 · Headquarters: Hudson, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Sustain Jefferson Incorporated

    EIN 208439823 · Headquarters: Johnson Creek, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Sustain the Future Inc

    EIN 831789232 · Headquarters: New Berlin, WI, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. Sustainability Institute Inc

    EIN 473133436 · Headquarters: La Crosse, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Sustainable Business Council Corp

    EIN 993656641 · Headquarters: Eagle, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Sustainable Community Initiative Inc

    EIN 463126814 · Headquarters: Waupaca, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  35. Sustainable Driftless Inc

    EIN 811536337 · Headquarters: LA CROSSE, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Sustainable Dunn Corporation

    EIN 391842381 · Headquarters: MENOMONIE, WI, US · Housing & Shelter · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  37. Sustainable Guatemala Infrastructure Inc

    EIN 934836486 · Headquarters: Mukwonago, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Sustainable Operations and Recycling Inc

    EIN 463535685 · Headquarters: WISCONSIN RAPIDS, WI, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  39. Sustainable Pathways Foundation Inc

    EIN 264572692 · Headquarters: MILWAUKEE, WI, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  40. Sustainable Projects and Networks Inc

    EIN 205803405 · Headquarters: Pleasant Prairie, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  41. Sustainable Stoughton Inc

    EIN 474553993 · Headquarters: Stoughton, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Sustaining Our Leaders

    EIN 933762119 · Headquarters: Racine, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Sutherland Cranial Teaching Foundation Inc

    EIN 846022941 · Headquarters: Appleton, WI, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Suzuki Association of Wisconsin Inc

    EIN 391799694 · Headquarters: Middleton, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Suzuki Strings of Madison Inc

    EIN 392000519 · Headquarters: Fitchburg, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Svdp Queen of Apostles Conference

    EIN 995058039 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Svecia Country Club

    EIN 362217887 · Headquarters: FLORENCE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  48. Swallow Educational Foundation Inc

    EIN 263578788 · Headquarters: HARTLAND, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Swami Rama Society Inc

    EIN 912151698 · Headquarters: Milwaukee, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Swamp Road Sportsmens Club Inc

    EIN 391860901 · Headquarters: PIGEON FALLS, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Swamplovers Foundation Inc

    EIN 203394136 · Headquarters: CROSS PLAINS, WI, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  52. Swan Lake Association Inc

    EIN 391908134 · Headquarters: Portage, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Swanson Elementary School Parent Teacher Organization Inc

    EIN 391972645 · Headquarters: BROOKFIELD, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Swanson Fundraising Inc

    EIN 475518780 · Headquarters: Aniwa, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Swanson Schmucker Charitable Trust

    EIN 396795378 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Sweatfree Purchasing Consortium Inc

    EIN 273704871 · Headquarters: Fitchburg, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Sweatshop Movement Inc

    EIN 371662403 · Headquarters: Racine, WI, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. Swedish-american Historical Society of Wisconsin Inc

    EIN 510141784 · Headquarters: EAGLE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Sweet Adelines International

    EIN 237457182 · Headquarters: Wausau, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Sweet Adelines International

    EIN 391271673 · Headquarters: MARSHFIELD, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Sweet Adelines International

    EIN 391462893 · Headquarters: Lod, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sweet Adelines International

    EIN 391985460 · Headquarters: MERRILLAN, WI, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  63. Sweet Adelines International

    EIN 396076903 · Headquarters: Kenosha, WI, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  64. Sweet Adelines International

    EIN 396076917 · Headquarters: OAK CREEK, WI, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  65. Sweet Adelines International

    EIN 396084331 · Headquarters: New Berlin, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Sweet Adelines International

    EIN 521823709 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  67. Sweet Adelines International

    EIN 710870789 · Headquarters: Colfax, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Sweet Adelines Intl Midamer Reg 22

    EIN 510170373 · Headquarters: WRIGHTSTOWN, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  69. Sweet Adelines Intl Stateline Harmony

    EIN 521571150 · Headquarters: Edgerton, WI, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. Sweet Bread Ministries

    EIN 260786818 · Headquarters: RUDOLPH, WI, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Sweet Dreams Wi Inc

    EIN 853646332 · Headquarters: Hartford, WI, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Sweet Dreamz

    EIN 834679571 · Headquarters: Spencer, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Sweet Touch Ministry Inc

    EIN 871437183 · Headquarters: Milwaukee, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Swift Riders

    EIN 262158394 · Headquarters: Sturtevant, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Swift Speed Skating Inc

    EIN 271127289 · Headquarters: Milwaukee, WI, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  76. Swinging for the Future Foundation Inc

    EIN 472787955 · Headquarters: Milwaukee, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Swisoa Inc

    EIN 201118948 · Headquarters: MENOMONEE FLS, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Swiss Center of North America Inc

    EIN 391982514 · Headquarters: NEW GLARUS, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Swiss Internees Association Inc

    EIN 222728116 · Headquarters: MONROE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Swiss Ladies Society

    EIN 800172201 · Headquarters: Hartland, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. Swope Memorial Loan Fund

    EIN 436019071 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  82. Swr1 Inc

    EIN 851449153 · Headquarters: WATERTOWN, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Swtc Real Estate Foundation Inc

    EIN 474348094 · Headquarters: FENNIMORE, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Sydney Lauren Tabakin Memorial Fund Inc

    EIN 273621141 · Headquarters: LAKE MILLS, WI, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  85. Sylvan Cemetery Association

    EIN 391407037 · Headquarters: VIOLA, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  86. Symons Recreation Complex Foundation

    EIN 371475810 · Headquarters: Richland Center, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Synergistic Healing Inc

    EIN 311727140 · Headquarters: SHEBOYGAN, WI, USA · Health Care · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  88. Synergy Boosters Inc

    EIN 461334165 · Headquarters: MADISON, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Synergy Cme Resource Group Inc

    EIN 811716821 · Headquarters: NEW BERLIN, WI, USA · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  90. Synergy Ventures Foundation Inc

    EIN 873733593 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Syrena Polish Folk Dance Ensemble Inc

    EIN 391442850 · Headquarters: Shorewood, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Syttende Mai 17Th of May Inc

    EIN 237238096 · Headquarters: Westby, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. T & O Foundation Inc

    EIN 391615711 · Headquarters: EAU CLAIRE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  94. T Max Stanger & Cardella D Stanger Private

    EIN 876237968 · Headquarters: MILWAUKEE, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. T V Roberts Family Foundation Inc

    EIN 203995483 · Headquarters: PLYMOUTH, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. T Wall Foundation

    EIN 921407584 · Headquarters: MIDDLETON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. T&n Guardianship Services of Barron County

    EIN 922235815 · Headquarters: BARRON, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. T-baum Foundation Inc

    EIN 392021368 · Headquarters: Waukesha, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. T-bird Swimming Booster Club Inc

    EIN 461297772 · Headquarters: Baraboo, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. T-k Ministries Inc

    EIN 263079420 · Headquarters: MADISON, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-N

First page and all pages