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. The Impermanent Foundation Inc

    EIN 873838914 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  2. The Infant Welfare Circle Inc

    EIN 475324617 · Headquarters: Appleton, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. The Inhealth Community Wellness

    EIN 331170597 · Headquarters: BOSCOBEL, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. The Institute for Health Empowerment Inc

    EIN 471741983 · Headquarters: FOX POINT, WI, US · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  5. The Institute for Organizational Wellbeing Inc

    EIN 853524605 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. The Institute for the Advancement of Breastfeeding and Lactation Ed

    EIN 464406834 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  7. The International Association of Lions Clubs - District 27-E1

    EIN 260093644 · Headquarters: DEER PARK, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. The International Science Foundation Inc

    EIN 453344646 · Headquarters: HAYWARD, WI, USA · Social Science · Latest available filing year: 2019 · Primary form: IRS Form 990

  9. The Io Foundation

    EIN 954406844 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. The Irish Genealogical Society of Wisconsin Incorporated

    EIN 391827521 · Headquarters: WAUWATOSA, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. The Irishfest Foundation Inc

    EIN 391757574 · Headquarters: WAUWATOSA, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. The Isadore Foundation C/o Wipfli Llp

    EIN 222911380 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  13. The J Vernon Steinle & Elmyra K Steinle Foundation Inc

    EIN 391934819 · Headquarters: RACINE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  14. The Jack and Arlene Schumann Foundation Inc

    EIN 814802152 · Headquarters: FALL RIVER, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  15. The Jackson Foundation

    EIN 390789525 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. The Jackson Foundation

    EIN 936020752 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. The Jaeger-mellerop Fam Charitable Tr

    EIN 391863498 · Headquarters: Madison, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  18. The James E Griffiss Charitable Tr

    EIN 396782574 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  19. The Jc2 Trust for the Underserved

    EIN 836355810 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. The Jensen Family Foundation

    EIN 261629635 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. The Jim & Jennifer Rooney Family Foundation Inc

    EIN 832637666 · Headquarters: CHIPPEWA FALLS, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. The Jobs First Coalition Inc

    EIN 270755923 · Headquarters: BROOKFIELD, WI, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. The John K Maciver Institute for Public Policy Inc

    EIN 262639114 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. The Johnson Foundation Inc

    EIN 383675289 · Headquarters: RACINE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. The Joseph Foundation P20141001

    EIN 275001920 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  26. The Joseph Gomoll Foundation Inc DBA Joeys Song

    EIN 272412773 · Headquarters: Sun Prairie, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. The Joseph Project a Milwaukee Corp

    EIN 813657764 · Headquarters: MILWAUKEE, WI, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. The Journey

    EIN 474571093 · Headquarters: River Falls, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. The Jud and Mary Beth Fowler Foundation

    EIN 396691614 · Headquarters: NEENAH, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  30. The Jung Brewing Family Educational Foundation Inc

    EIN 883502367 · Headquarters: KEWASKUM, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. The Junior League of Racine Wisconsin Incorporated

    EIN 396076055 · Headquarters: RACINE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. The Just Power Alliance Inc

    EIN 991510826 · Headquarters: Milwaukee, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. The Kammer Family Foundation Inc

    EIN 464491832 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. The Karol Fund C/o Edward P Mooney Jr

    EIN 200350673 · Headquarters: FOX POINT, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. The Katz Family Foundation Inc

    EIN 352028874 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  36. The Kaukauna Community Players Inc

    EIN 391458192 · Headquarters: KAUKAUNA, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. The Kaztex Foundation Inc

    EIN 391774373 · Headquarters: Pewaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  38. The Kids Fund Inc

    EIN 396026192 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  39. The Kids Ranch Inc

    EIN 391944952 · Headquarters: Baraboo, WI, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. The Kipsongo Project Inc

    EIN 455412088 · Headquarters: Pewaukee, WI, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. The Kiwanis Club of Mukwonago

    EIN 396089719 · Headquarters: Mukwonago, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. The Kiwanis Club of Wauwatosa

    EIN 396074917 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  43. The Klug Family Foundation

    EIN 436879780 · Headquarters: RUBICON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. The Kozinski Foundation Inc

    EIN 202293880 · Headquarters: DOUSMAN, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. The Kuntz Family Foundation C/o Johnson Block and Company Inc

    EIN 391962818 · Headquarters: MIDDLETON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  46. The Kwewag Indigenous Culture Church Inc

    EIN 872721428 · Headquarters: JUNEAU, WI, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. The La Crosse Lighthouse Inc

    EIN 811875670 · Headquarters: LA CROSSE, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. The Labor Credit Union

    EIN 391511986 · Headquarters: Neenah, WI, USA · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990

  49. The Lactation Clinic of Southeast Wisconsin Inc

    EIN 833221515 · Headquarters: HALES CORNERS, WI, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  50. The Lake Geneva Rotary Club Foundation Inc

    EIN 463929284 · Headquarters: Lake Geneva, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  51. The Lake Mills Optimist Club Inc

    EIN 391613044 · Headquarters: Lake Mills, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. The Lakeview Foundation Inc

    EIN 391857646 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. The Lamers Foundation Inc

    EIN 465471515 · Headquarters: APPLETON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. The Land of Canaan Foundation Inc

    EIN 463553542 · Headquarters: MADISON, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. The Laniakea Charitable Foundation

    EIN 854307164 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  56. The Leader

    EIN 391914904 · Headquarters: MILWAUKEE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990

  57. The Leadership Launchpad Inc

    EIN 392803967 · Headquarters: MERRILL, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. The League of Martin Inc

    EIN 364844912 · Headquarters: Milwaukee, WI, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  59. The Learning Collaborative

    EIN 991421158 · Headquarters: OSHKOSH, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. The Learning Cylcle Inc

    EIN 392035802 · Headquarters: HUDSON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. The Legacy at St Josephs Home

    EIN 390806866 · Headquarters: KENOSHA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. The Lemon Market

    EIN 394271192 · Headquarters: DE PERE, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. The Limnological Institute Ltd

    EIN 391981720 · Headquarters: La Crosse, WI, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  64. The Lincoln Academy Inc

    EIN 843568463 · Headquarters: BELOIT, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. The Lions Club of Clayton

    EIN 510203007 · Headquarters: Clayton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. The Lions Club of Rhinelander Inc Club

    EIN 391257886 · Headquarters: RHINELANDER, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. The Little Falls Railroad and Doll Museum Ltd

    EIN 391848793 · Headquarters: SPARTA, WI, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. The Little Spanish English School

    EIN 815218529 · Headquarters: Wisconsin Rapids, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. The Living Barn

    EIN 824277313 · Headquarters: Cambridge, WI, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. The Livingroom Community Arts Center Inc

    EIN 991367452 · Headquarters: STOUGHTON, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. The Lloyd and Patricia Maasch Family Foundation

    EIN 396624687 · Headquarters: LARSEN, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. The Long-way Round Ltd

    EIN 391671143 · Headquarters: Milwaukee, WI, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  73. The Lords Cupboard Inc

    EIN 463262090 · Headquarters: BUTTERNUT, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. The Lori and David Nicholas Family Foundation Inc

    EIN 871448344 · Headquarters: MEQUON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  75. The Losam Fund

    EIN 226106583 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. The Lost Companion Inc

    EIN 020792522 · Headquarters: WILD ROSE, WI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. The Louis Stewart Foundation Inc C/o Bell & Anderson Llc

    EIN 363993797 · Headquarters: LAKE GENEVA, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. The Lubar Family Foundation Inc

    EIN 391098690 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. The Lutheran High School Association of Greater Milwaukee

    EIN 390889672 · Headquarters: WEST ALLIS, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-T

  80. The Lutheran Home

    EIN 390807205 · Headquarters: Wauwatosa, Wisconsin, United States · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. The Lynde and Harry Bradley Foundation Inc

    EIN 396037928 · Headquarters: Milwaukee, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  82. The Lynne and Ben Exley Iv Char Tr Inc

    EIN 550764386 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  83. The Macdonald Foundation

    EIN 336269762 · Headquarters: WAUSAU, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. The Madden Family Foundation Inc

    EIN 020588501 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  85. The Madison Club Charitable Foundation Inc

    EIN 203644359 · Headquarters: Madison, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. The Madison Federalist Inc

    EIN 332537977 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. The Madison Institute Ltd

    EIN 391486376 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. The Madison Waldorf School Ltd

    EIN 830485237 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. The Manas Collective Inc

    EIN 994312327 · Headquarters: Blanchardville, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. The Manitowoc Company Foundation

    EIN 237199469 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. The March to November Race Series Inc

    EIN 463704129 · Headquarters: Watertown, WI, USA · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  92. The Marcia & Kent Velde Foundation

    EIN 856464574 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  93. The Markos Foundation Inc

    EIN 391836400 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. The Marvin & Marilyn Zetley Family Foundation Ltd

    EIN 200329322 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. The Mary Clara Allison Charitable Trust

    EIN 846304177 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. The Mary J Mccormick Foundation Inc

    EIN 581714726 · Headquarters: DeForest, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  97. The Matthew Project Inc C/o Dr Thomas S Lehmann

    EIN 813465246 · Headquarters: BROOKFIELD, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. The Maxon Foundation

    EIN 316045992 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. The Mcguire Family Foundation Inc % Thomas Mcguire

    EIN 391996965 · Headquarters: OSHKOSH, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  100. The Mckelvey Family Foundation Inc

    EIN 272684841 · Headquarters: SHEBOYGAN, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

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