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. Somerset Girls Softball

    EIN 823955787 · Headquarters: Somerset, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Somerset Historical Society Inc

    EIN 393724605 · Headquarters: Somerset, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Somerset Memorial Scholarship Fund Inc

    EIN 391537911 · Headquarters: SOMERSET, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Somerset Music Boosters

    EIN 831753708 · Headquarters: SOMERSET, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Somerset Sno Sports Inc

    EIN 300637513 · Headquarters: Somerset, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  6. Somerset Soccer Club

    EIN 261643935 · Headquarters: Somerset, WI, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Somerset Wrestling Club

    EIN 208256359 · Headquarters: Somerset, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Somerset Youth Baseball Association Inc

    EIN 300587002 · Headquarters: Somerset, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Somerset Youth Football Inc

    EIN 871406490 · Headquarters: Somerset, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Somerset Youth Hockey Association

    EIN 930815754 · Headquarters: SOMERSET, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Somerset Youth Robotics Incorporated

    EIN 814195433 · Headquarters: Houlton, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  12. Sommer Family Foundation Inc

    EIN 363218800 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  13. Sommerhauser Foundation Inc C/o Peter M Sommerhauser

    EIN 391805123 · Headquarters: MILWAUKEE, WI, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  14. Somo Cemetery Association

    EIN 391391009 · Headquarters: Tripoli, WI, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  15. Son Ministries International

    EIN 452849235 · Headquarters: Lake Geneva, WI, US · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Sona Shah Heart Foundation Inc

    EIN 832525863 · Headquarters: Kenosha, WI, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  17. Sonic Sport Club Inc

    EIN 825365005 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Sonnenberg Family Foundation Inc

    EIN 994169330 · Headquarters: Milwaukee, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  19. Sonnenberg School Inc

    EIN 833710153 · Headquarters: RACINE, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Sonnenberg School Pto

    EIN 823468843 · Headquarters: Pleasant Prairie, WI, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Sonnentag American Foundation Inc

    EIN 920679101 · Headquarters: MARATHON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. Sonnentag Foundation Ltd

    EIN 391597420 · Headquarters: MARATHON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  23. Sonnyboy Animal Sanctuary Inc

    EIN 813264803 · Headquarters: Coloma, WI, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Sonrise Ministries Inc

    EIN 994960948 · Headquarters: COLFAX, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. SonRise Mission Inc DBA Behind Stained Glass

    EIN 462325691 · Headquarters: Oshkosh, WI, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  26. Sons of Amvets

    EIN 870833097 · Headquarters: Ladysmith, WI, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Sons of Amvets Department of Wisconsin

    EIN 455610673 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Sons of Norway

    EIN 237193932 · Headquarters: kenosha, WI, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  29. Sons of Norway

    EIN 237360847 · Headquarters: Black River Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Sons of Norway

    EIN 237403177 · Headquarters: Stoughton, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Sons of Norway

    EIN 237425416 · Headquarters: BELOIT, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. Sons of Norway

    EIN 237525788 · Headquarters: Cameron, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Sons of Norway

    EIN 237525794 · Headquarters: Somerset, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Sons of Norway

    EIN 237525798 · Headquarters: Boyceville, WI, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  35. Sons of Norway

    EIN 237525801 · Headquarters: Dodgeville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Sons of Norway

    EIN 237525802 · Headquarters: STRUM, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Sons of Norway

    EIN 237525803 · Headquarters: Mount Pleasant, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Sons of Norway

    EIN 237525805 · Headquarters: Stoughton, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Sons of Norway

    EIN 237525806 · Headquarters: Superior, WI, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  40. Sons of Norway

    EIN 237525807 · Headquarters: Viroqua, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Sons of Norway

    EIN 237525809 · Headquarters: Westby, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Sons of Norway

    EIN 391235705 · Headquarters: WAUSAU, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Sons of Norway

    EIN 391240189 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Sons of Norway

    EIN 391311913 · Headquarters: Portage, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  45. Sons of Norway

    EIN 391378643 · Headquarters: Nekoosa, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Sons of Norway

    EIN 391473497 · Headquarters: AMHERST, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Sons of Norway

    EIN 391680036 · Headquarters: Park Falls, WI, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  48. Sons of Norway

    EIN 391705205 · Headquarters: Marshfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Sons of Norway

    EIN 391734572 · Headquarters: ELCHO, WI, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  50. Sons of Norway

    EIN 391751386 · Headquarters: Sheboygan, WI, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  51. Sons of Norway

    EIN 391774770 · Headquarters: Plover, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Sons of Norway

    EIN 391781437 · Headquarters: Cassville, WI, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  53. Sons of Norway

    EIN 391788732 · Headquarters: Galesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Sons of Norway

    EIN 391805126 · Headquarters: AMERY, WI, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  55. Sons of Norway

    EIN 391810830 · Headquarters: De Pere, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Sons of Norway

    EIN 391821160 · Headquarters: MARINETTE, WI, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  57. Sons of Norway

    EIN 391828500 · Headquarters: Mondovi, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Sons of Norway

    EIN 391855870 · Headquarters: Monroe, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Sons of Norway

    EIN 391875823 · Headquarters: Richland Center, WI, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  60. Sons of Norway

    EIN 391985181 · Headquarters: WALWORTH, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Sons of Norway

    EIN 396039880 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sons of Norway

    EIN 510137522 · Headquarters: APPLETON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Sons of Norway

    EIN 510172779 · Headquarters: New Richmond, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Sons of Norway

    EIN 510172788 · Headquarters: Sturgeon Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. Sons of Norway - Fosselyngen Lodge #82

    EIN 237525799 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Sons of Norway Fifth District Nordic Legacy Foundation Inc

    EIN 821124535 · Headquarters: Stoughton, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Sons of Peter Motorcycle Ministry Inc

    EIN 862937702 · Headquarters: Augusta, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. Sons of the American Legion

    EIN 800487074 · Headquarters: Neillsville, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Sons of the American Legion Squadron 48

    EIN 994421682 · Headquarters: Beloit, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Sons of the American Legion Squadron of Joseph J White

    EIN 843099883 · Headquarters: Wisconsin Rapids, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  71. Sons of the Revolution in the State of Wi Inc

    EIN 391337470 · Headquarters: Cedarburg, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Sons of Thunder Paintball Inc

    EIN 800276320 · Headquarters: Appleton, WI, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  73. Sons of Union Veterans of the Civil War

    EIN 237019088 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Sons of Union Veterans of the Civil War

    EIN 237319909 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Sons of Union Veterans of the Civil War

    EIN 262016799 · Headquarters: Cudahy, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sons of Union Veterans of the Civil War

    EIN 391738970 · Headquarters: Cudahy, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Sons of Union Veterans of the Civil War

    EIN 391945370 · Headquarters: Kaukauna, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Sons of Union Veterans of the Civil War

    EIN 431762512 · Headquarters: Cudahy, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Sons of Union Veterans of the Civil War

    EIN 473271266 · Headquarters: Wind Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Sons of Union Veterans of the Civil War

    EIN 611752162 · Headquarters: Wind Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Sons of Union Veterans of the Civil War

    EIN 753085039 · Headquarters: BOSCOBEL, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Sons of Union Veterans of the Civil War

    EIN 911851787 · Headquarters: Eagle, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Sons of Wisconsin Incorporated

    EIN 333400297 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Sonshine Youth Ranch

    EIN 471759834 · Headquarters: EAGLE RIVER, WI, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  85. Soo Lake United Association Inc

    EIN 263311789 · Headquarters: PHILLIPS, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Soo Line Historical & Technical Society

    EIN 391418948 · Headquarters: Appleton, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Sophal Project Inc

    EIN 462526564 · Headquarters: Mukwonago, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Sophia B Mccomas Decd

    EIN 936019602 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. Sophia House Inc

    EIN 391560027 · Headquarters: FRANKLIN, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2020 · Primary form: IRS Form 990

  90. Sophia of Waukesha Inc

    EIN 201644245 · Headquarters: WAUKESHA, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Sophia Transformative Leadership Partners Inc

    EIN 721526171 · Headquarters: FOND DU LAC, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Sophias Promise Inc

    EIN 364705754 · Headquarters: Muskego, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Sophias Saving Grace Foundation Inc

    EIN 471443135 · Headquarters: Holmen, WI, US · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  94. Soroptimist International of the America S Inc

    EIN 396126171 · Headquarters: FOND DU LAC, WI, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Soroptimist International of the Americas Inc

    EIN 396078407 · Headquarters: Milwaukee, WI, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Sos Center Inc

    EIN 391566753 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Sos Jitomer

    EIN 813720789 · Headquarters: Milwaukee, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  98. Sos K9 Inc

    EIN 264714195 · Headquarters: BONDUEL, WI, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Sos Wauwatosa Inc

    EIN 611765243 · Headquarters: Wauwatosa, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Sota Ii Inc

    EIN 850898511 · Headquarters: LA CROSSE, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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