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. Madalitso Education Zambia Inc

    EIN 825139655 · Headquarters: BROOKFIELD, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Maddies Miracle Inc

    EIN 264471960 · Headquarters: Verona, WI, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. Made for Love Inc

    EIN 852052461 · Headquarters: Milwaukee, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Made in the Image Ministries Inc

    EIN 871235960 · Headquarters: LADYSMITH, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Madeline Island Chamber of Commerce

    EIN 391556633 · Headquarters: LA POINTE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Madeline Island Community Gardening Project Inc

    EIN 271279947 · Headquarters: La Pointe, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Madeline Island Foundation Inc

    EIN 391678384 · Headquarters: LA POINTE, WI, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Madeline Island Historical Preservation Association Inc

    EIN 391585258 · Headquarters: LA POINTE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Madeline Island Land Trust Inc

    EIN 842127796 · Headquarters: La Pointe, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Madeline Island Marathon Inc

    EIN 814074722 · Headquarters: Eau Claire, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Madeline Island School of the Arts Foundation Inc

    EIN 392020801 · Headquarters: La Pointe, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Madeline Island Trails

    EIN 853770331 · Headquarters: La Pointe, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Madeline Island Wilderness Preserve

    EIN 391608461 · Headquarters: LA POINTE, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Madhacks

    EIN 822044768 · Headquarters: Madison, WI, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Madigan Family Foundation

    EIN 237400242 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. Madilyns Mission

    EIN 842513114 · Headquarters: WATERTOWN, WI, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Madison & Lacrosse Area Glaziers

    EIN 391247399 · Headquarters: SUN PRAIRIE, WI, USA · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  18. Madison 56Ers Soccer Club Inc

    EIN 391558513 · Headquarters: OREGON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Madison Academic Staff Network

    EIN 391384652 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Madison Advertising Federation Foundation

    EIN 391630870 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  21. Madison Advertising Federation Inc

    EIN 391390512 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  22. Madison Alcohol Advisory Council Inc

    EIN 271035991 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Madison Anti-tuberculosis &

    EIN 390990601 · Headquarters: MCFARLAND, WI, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  24. Madison Arcatao Sister City Project Inc

    EIN 391577814 · Headquarters: Madison, WI, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Madison Area Alpha Delta Pi Alumnae

    EIN 270299852 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  26. Madison Area Aquatic Hobbyists

    EIN 270889869 · Headquarters: STOUGHTON, WI, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  27. Madison Area Bridge Club Inc

    EIN 391721873 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Madison Area Builders Association Inc

    EIN 390768547 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Madison Area Bus Advocates Inc

    EIN 611504519 · Headquarters: Madison, WI, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Madison Area Care for the Homeless (Mach) Onehealth Inc

    EIN 812102647 · Headquarters: MADISON, WI, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Madison Area Chefs Network Inc

    EIN 833757541 · Headquarters: Madison, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. Madison Area Chinese Community Organization Inc

    EIN 812750896 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Madison Area CLT Corporation

    EIN 391680095 · Headquarters: Madison, WI, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Madison Area Community Support Agricultural Coalition

    EIN 311813764 · Headquarters: Madison, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Madison Area Concert Handbells

    EIN 391904070 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Madison Area Construction Employees Trust - Health & Welfare

    EIN 396046679 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Madison Area Crime Stoppers Inc

    EIN 391477061 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Madison Area Donor Milk Alliance Inc

    EIN 462161304 · Headquarters: MADISON, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Madison Area Employee Group 60

    EIN 813671664 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Madison Area Finishing Contractors Assn

    EIN 263781329 · Headquarters: SUN PRAIRIE, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Madison Area Food Pantry Gardens

    EIN 455052677 · Headquarters: Madison, WI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Madison Area Intergroup Central Office of Alcoholics Anonymous

    EIN 390836311 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Madison Area Jail Ministry

    EIN 391098871 · Headquarters: Madison, WI, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Madison Area Master Gardeners Association Inc

    EIN 391694554 · Headquarters: Madison, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Madison Area Mechanical and Sheet Metal Contractors Association

    EIN 390782790 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Madison Area Mothers of Multiples Inc

    EIN 264191456 · Headquarters: MADISON, WI, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Madison Area Music Association Inc

    EIN 200614274 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Madison Area Paralegal Association

    EIN 208057779 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Madison Area Potters Guild Inc

    EIN 922278849 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Madison Area Preschools Inc Dba Orchard Ridge Nursery School

    EIN 391501336 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Madison Area Rc Society No 665

    EIN 383780114 · Headquarters: Cambridge, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Madison Area Rea

    EIN 271698299 · Headquarters: Verona, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Madison Area Rehabilitation Centers Inc

    EIN 390968930 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Madison Area Retrovaille Inc

    EIN 391968013 · Headquarters: Markesan, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Madison Area Sheet Metal Workers Educational Trust

    EIN 391415341 · Headquarters: WAUKESHA, WI, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Madison Area Sports Commission Inc

    EIN 272207568 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990

  57. Madison Area Technical College Foundation Inc

    EIN 237265867 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Madison Art Guild Inc

    EIN 204356584 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Madison Association of Plumbing Contractors Inc

    EIN 390782826 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Madison Association of the Deaf Inc

    EIN 396064521 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Madison Astronomical Society Inc

    EIN 741544000 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Madison Babywearing Inc

    EIN 471716485 · Headquarters: Sun Prairie, WI, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. Madison Bach Musicians

    EIN 342012848 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Madison Badminton Inc

    EIN 333210979 · Headquarters: Mount Horeb, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Madison Ballet Inc

    EIN 391387619 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Madison Bead Society Inc

    EIN 391795184 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Madison Benefits Council Inc

    EIN 271842051 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  68. Madison Biblical Archaeological Society

    EIN 510168913 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. Madison Bikes Inc

    EIN 813013822 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Madison Birthday Boost Inc

    EIN 392909724 · Headquarters: Madison, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Madison Black Chamber of Commerce Inc

    EIN 202877968 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Madison Blues Society

    EIN 391805401 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Madison Brass Band Inc

    EIN 201258252 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Madison Breakfast Optimist Club Foundation Inc

    EIN 391934207 · Headquarters: Madison, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Madison Capitol Hockey Assoc Ltd

    EIN 391416006 · Headquarters: MIDDLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Madison Cat Project Inc

    EIN 510534813 · Headquarters: MADISON, WI, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Madison Catholic Womans Club Inc

    EIN 812414412 · Headquarters: Verona, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Madison Central Lions Foundation Inc

    EIN 391838996 · Headquarters: Fitchburg, WI, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Madison Central Park Sessions Inc

    EIN 814898605 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  80. Madison Chamber Choir Inc

    EIN 391745910 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Madison Chapter 291 Women of the Moose

    EIN 396060460 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Madison Chapter No 82 of the Institute of Real Estate Manag Inc

    EIN 473829555 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Madison Children's Museum Foundation Inc

    EIN 431956290 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Madison Children's Museum Inc

    EIN 391383497 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Madison Childrens Choir Inc

    EIN 391639998 · Headquarters: McFarland, WI, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  86. Madison Chinese Language School

    EIN 810701364 · Headquarters: Madison, WI, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  87. Madison Chinese School

    EIN 237401662 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Madison Choral Project Inc

    EIN 463634402 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Madison Circus Space Inc

    EIN 461901160 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Madison Civics Club Inc

    EIN 396075805 · Headquarters: Madison, WI, USA · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  91. Madison Classical Guitar Society

    EIN 464571803 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Madison Coin Club

    EIN 333385410 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Madison Committee on Foreign Relations Inc

    EIN 412091560 · Headquarters: MADISON, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Madison Community Cooperative

    EIN 391134828 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Madison Community Doula Project Inc

    EIN 510160120 · Headquarters: Verona, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Madison Community Foundation

    EIN 396038248 · Headquarters: Madison, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Madison Community Montessori School Inc

    EIN 391488030 · Headquarters: MIDDLETON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Madison Community Policing Foundation Inc

    EIN 811256071 · Headquarters: Madison, WI, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Madison Community Squash Inc

    EIN 811260829 · Headquarters: Madison, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Madison Conservatory

    EIN 842475126 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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