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. Maranatha Con Misericordia Para Las Naciones Incorporado

    EIN 660769001 · Headquarters: Appleton, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  2. Maranatha Theological Center Inc

    EIN 831019087 · Headquarters: Milwaukee, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Maranatha Word of Faith World Outreach Center

    EIN 391585041 · Headquarters: DePere, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  4. Marathon Area Elementary School and Marathon Venture Academy Pto

    EIN 844751567 · Headquarters: MARATHON, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Marathon Area Swim Association Inc

    EIN 391593975 · Headquarters: MARATHON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Marathon Athletic Booster Club Inc

    EIN 020552984 · Headquarters: Marathon, WI, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  7. Marathon Baseball Association Ua

    EIN 271906035 · Headquarters: WAUSAU, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Marathon City 2020 Ltd

    EIN 475638829 · Headquarters: MARATHON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  9. Marathon County 4-H Leaders Federation Inc

    EIN 391676481 · Headquarters: WAUSAU, WI, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Marathon County 4-H Trust Fund

    EIN 930831902 · Headquarters: Wausau, WI, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  11. Marathon County Adult Soccer League

    EIN 992519216 · Headquarters: Wausau, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Marathon County Agricultural Society Inc

    EIN 390449670 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Marathon County Aod Partnership Council Inc

    EIN 391699560 · Headquarters: wausau, WI, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Marathon County Child Development Agency Inc

    EIN 391077239 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Marathon County Community Development Inc

    EIN 391445966 · Headquarters: Rothschild, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  16. Marathon County Community Outreach Task Force

    EIN 852806200 · Headquarters: Wausau, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Marathon County Crime Stoppers

    EIN 391723109 · Headquarters: Wausau, WI, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Marathon County Deputy Sheriff's Benevolent Association Inc

    EIN 141965776 · Headquarters: WAUSAU, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Marathon County DHIA Cooperative

    EIN 390848737 · Headquarters: Weston, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Marathon County Employees Credit Union

    EIN 391045228 · Headquarters: WAUSAU, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Marathon County Farm Bureau Cooperative

    EIN 390808570 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Marathon County Fish and Game Club

    EIN 391277845 · Headquarters: Wausau, WI, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  23. Marathon County Friends of the Mountain-bay State Park Trail Inc

    EIN 391845349 · Headquarters: Wausau, WI, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. Marathon County Genealogical Society

    EIN 391345329 · Headquarters: Wausau, WI, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. Marathon County Hce

    EIN 391278819 · Headquarters: Merrill, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Marathon County Historical Society

    EIN 390875968 · Headquarters: WAUSAU, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Marathon County Holstein Assoc Coop

    EIN 396076346 · Headquarters: Athens, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Marathon County Literacy Council Inc

    EIN 200606704 · Headquarters: WAUSAU, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Marathon County Medical Society

    EIN 392000079 · Headquarters: Wausau, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Marathon County Public Library Foundation Inc

    EIN 391402476 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Marathon County Rea

    EIN 271697429 · Headquarters: WAUSAU, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Marathon County Sheriffs Association Inc

    EIN 753250171 · Headquarters: WAUSAU, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Marathon County Special Educators Association

    EIN 391918923 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Marathon County Tavern League Inc

    EIN 391480950 · Headquarters: Schofield, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Marathon County Urban Housing Agency Inc

    EIN 391445965 · Headquarters: Rothschild, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. Marathon County Youth Hockey Inc

    EIN 391395615 · Headquarters: WAUSAU, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Marathon Education Association

    EIN 237086947 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Marathon Housing Association Inc

    EIN 391225374 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Marathon Lions Club

    EIN 930821612 · Headquarters: MARATHON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Marathon Residential and Counseling Services Inc

    EIN 391667751 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Marathon Rothschild Credit Union

    EIN 390449960 · Headquarters: Rothschild, WI, USA · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990

  42. Marathon Savings Foundation Inc

    EIN 391803453 · Headquarters: Wausau, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  43. Marathon School District Foundation Special Projects Fund Inc

    EIN 264794290 · Headquarters: Marathon, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Marathon Trap & Sportsmen Club Inc

    EIN 825284281 · Headquarters: MARATHON, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Marathon Venture Academy Incorporated

    EIN 464421930 · Headquarters: Marathon, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Marawood Conference

    EIN 320269527 · Headquarters: Edgar, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Marbleseed Inc

    EIN 391824623 · Headquarters: SPRING VALLEY, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Marc & Marian Anderson Family Foundation Inc

    EIN 391948557 · Headquarters: DE PERE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  49. Marc and Eve Galanter Family Foundation

    EIN 396669485 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  50. Marc and Michaele Butlein Family Foundation

    EIN 396659912 · Headquarters: Milwaukee, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  51. Marc Foundation of Dane County Inc

    EIN 391660939 · Headquarters: MADISON, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Marcella G Teders Tr R61678000

    EIN 356488538 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  53. Marcella S Pendall Charitable Remainder Annuity Trust

    EIN 396501184 · Headquarters: MCFARLAND, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. Marcellon Cemetery Assn

    EIN 390450130 · Headquarters: Pardeeville, WI, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. March for Freedom Inc

    EIN 311492079 · Headquarters: Princeton, WI, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  56. March for Our Lives Wisconsin Inc

    EIN 831396837 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. Marcia K Manners Tuw

    EIN 326395603 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  58. Marco Service Inc

    EIN 391291807 · Headquarters: MANITOWOC, WI, USA · Mental Health & Crisis Intervention · Latest available filing year: 2018 · Primary form: IRS Form 990

  59. Marcus Center for the Performing Arts Inc

    EIN 510532407 · Headquarters: MILWAUKEE, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Marcus Corporation Employee Benefits Tru

    EIN 391636408 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  61. Marcus Corporation Foundation Inc

    EIN 396046268 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  62. Marcus Family Charitable Trust

    EIN 391891090 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Marcy Pto

    EIN 462725196 · Headquarters: MENOMONEE FLS, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Marengo Valley Home and School Association

    EIN 815084050 · Headquarters: Ashland, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Mares Family Education Foundation Inc

    EIN 810725725 · Headquarters: GREENDALE, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Marg W Hunt for Baker Hunt Fdn

    EIN 316021586 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Margaret a Lindberg Fdn Inc Mng Agy

    EIN 882685910 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Margaret and Wilbert Bowman Trust Fund R74871006

    EIN 720939478 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  69. Margaret B O'hara-newton Pet Care Trust

    EIN 826416298 · Headquarters: SPARTA, WI, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. Margaret B Williams Charitable Tr

    EIN 556144757 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  71. Margaret Humleker Charitable Foundation

    EIN 391427005 · Headquarters: BROOKFIELD, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  72. Margaret Stevenson Foundation

    EIN 367241492 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. Margaretanns Place

    EIN 391944951 · Headquarters: KENOSHA, WI, USA · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  74. Margarets Project Santa Inc

    EIN 320702437 · Headquarters: Cumberland, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Marge Gehring Scholarship Memorial Fund

    EIN 382712612 · Headquarters: Niagara, WI, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  76. Margie's Smile Inc

    EIN 853514421 · Headquarters: FRANKLIN, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Margo Fieseler Ministries

    EIN 464976976 · Headquarters: Wales, WI, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Mari's Foundation

    EIN 396647866 · Headquarters: OSHKOSH, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  79. Maria C Jackson-general George a White

    EIN 936020316 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  80. Marian Catechist Apostolate

    EIN 391979891 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  81. Marian Catechist Apostolate Inc

    EIN 811158880 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  82. Marian Center for Peace Inc

    EIN 202099494 · Headquarters: Wisconsin Rapids, WI, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Marian Charities Inc

    EIN 452454300 · Headquarters: Elm Grove, WI, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  84. Marian International Relief Fund Ltd

    EIN 881529615 · Headquarters: Thiensville, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Marian R Scheibe Foundation Inc

    EIN 391488767 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  86. Marian University

    EIN 391024723 · Headquarters: Fond du Lac, WI, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Marianne and George Markham Foundation

    EIN 396044355 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  88. Maribel Fire Department

    EIN 460880555 · Headquarters: MARIBEL, WI, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990

  89. Maribel Lions Club

    EIN 901035092 · Headquarters: MARIBEL, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Maribel Non-profit Housing Corporation

    EIN 510190178 · Headquarters: Mishicot, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Maribel Sportsman Club

    EIN 391836136 · Headquarters: Maribel, WI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  92. Marie and Andrew Lobenstein Trust

    EIN 396659951 · Headquarters: MAUSTON, WI, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Marie and Mayer Winkler Foundation

    EIN 466281096 · Headquarters: MILWAUKEE, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. Marie Hargrove Ministries

    EIN 832283755 · Headquarters: Racine, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Maries Family Wellness Center Incorporated

    EIN 932721174 · Headquarters: MILWAUKEE, WI, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. Marigold Foundation

    EIN 843847374 · Headquarters: Beloit, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Marigold Mile Inc

    EIN 391577826 · Headquarters: APPLETON, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Marine Band Alliance Inc

    EIN 263997973 · Headquarters: Manitowoc, WI, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  99. Marine Corps League

    EIN 010684479 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Marine Corps League

    EIN 237060810 · Headquarters: ONALASKA, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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