Nonprofits in Madison, Wisconsin

Nonprofits in Madison, Wisconsin. Browse 4,170 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. Madison Delta Phi Lambda Sorority Incorporated

    EIN 831126556 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Madison Development Corporation

    EIN 391277471 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Madison District Nurses Association Room 501 Tenney Building

    EIN 390511076 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  4. Madison Dread Pirates Hockey Club

    EIN 821474987 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Madison East High School Purgolder Boosters

    EIN 391938431 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Madison East Kiwanis Foundation Inc

    EIN 412050816 · Headquarters: Madison, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Madison East Rotary Foundation Inc

    EIN 237034141 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  8. Madison East Soccer Boosters

    EIN 392197351 · Headquarters: Madison, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Madison Eastside Lacrosse Association Inc

    EIN 822967480 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Madison Electrical Joint Apprenticeship and Training Trust Fund

    EIN 237040550 · Headquarters: MADISON, WI, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Madison Elks Charities Inc

    EIN 391359669 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  12. Madison Elks Lodge No 410 Foundation Inc

    EIN 994245675 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Madison Environmental Resourcing Inc

    EIN 391531753 · Headquarters: MADISON, WI, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  14. Madison Expeditionary Learning Academy Inc

    EIN 452804560 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  15. Madison Family Medicine Residency Corporation Inc

    EIN 391758103 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Madison Family Wellness Community Clinic

    EIN 260860114 · Headquarters: MADISON, WI, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Madison Fc Inc

    EIN 391949345 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990

  18. Madison Fire Department Credit Union

    EIN 396050254 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Madison Fishing Expo Inc

    EIN 391840547 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Madison Flute Club

    EIN 710959995 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Madison Folk Music Society Inc

    EIN 391256648 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Madison Foursquare Church

    EIN 942868029 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  23. Madison Freewheel Bicycle Co

    EIN 453370590 · Headquarters: Madison, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Madison Freiburg Sister City Committee Inc

    EIN 391656368 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Madison Fund

    EIN 273537930 · Headquarters: Madison, WI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  26. Madison Gas & Electric Company Health Benefit Trust

    EIN 391729857 · Headquarters: MADISON, WI, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Madison Gas and Electric Foundation Inc

    EIN 396098118 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  28. Madison Gay Hockey Association Inc

    EIN 611538127 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  29. Madison Gem and Mineral Club

    EIN 392035638 · Headquarters: Madison, WI, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Madison Gospel 5K Foundation

    EIN 832761410 · Headquarters: Madison, WI, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Madison Herb Society

    EIN 391642000 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Madison Homebrewers and Tasters Guild Lt

    EIN 391848508 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Madison Hostel Inc

    EIN 391892595 · Headquarters: MADISON, WI, USA · International, Foreign Affairs & National Security · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  34. Madison Humane Society Inc

    EIN 842937122 · Headquarters: MADISON, WI, USA · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  35. Madison Ice Inc

    EIN 200831947 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Madison Improvement Alliance Inc

    EIN 920665548 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Madison Institute of Medicine Inc

    EIN 391928713 · Headquarters: MADISON, WI, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  38. Madison International Partners Inc

    EIN 813858061 · Headquarters: MADISON, WI, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. Madison International Trade Association

    EIN 800777289 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Madison Investments Foundation Inc

    EIN 823835195 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  41. Madison Jazz Society Inc

    EIN 391526354 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Madison Judo Inc

    EIN 464256471 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Madison Knitters Guild Inc

    EIN 412151727 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Madison La Follette High School Class of 2002

    EIN 871378952 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. Madison Labor Temple Association

    EIN 390414112 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Madison LakeWay Partners Inc

    EIN 832870712 · Headquarters: Madison, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Madison Lodge No 1451 Loyal Order of Moose

    EIN 237147251 · Headquarters: Madison, WI, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  48. Madison Maennerchor Inc

    EIN 396103573 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Madison Mainstream Radio Inc

    EIN 571237943 · Headquarters: MADISON, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Madison Media Professionals Inc

    EIN 815283727 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Madison Memorial Youth Basketball Inc

    EIN 352491590 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Madison Montessori Society Inc

    EIN 391049525 · Headquarters: Madison, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Madison Motorcycle Club

    EIN 391674383 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Madison Museum of Contemporary Art Foundation Inc

    EIN 391969167 · Headquarters: MADISON, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Madison Museum of Contemporary Art Inc

    EIN 391133513 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Madison Music Collective Inc

    EIN 391547879 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. Madison Music Makers Inc

    EIN 208548928 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  58. Madison Mutual Housing Association Inc

    EIN 391441302 · Headquarters: MADISON, WI, USA · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  59. Madison Mycological Society

    EIN 825346760 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Madison Near East Youth Soccer Club

    EIN 391896929 · Headquarters: MADISON, WI, USA · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  61. Madison Needs Network Inc

    EIN 812137654 · Headquarters: Madison, WI, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Madison Neighborhoods

    EIN 201375132 · Headquarters: Madison, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  63. Madison Newcomers Club

    EIN 391401310 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  64. Madison News CU

    EIN 390730449 · Headquarters: Madison, WI, USA · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990

  65. Madison Nonprofit Lpfm Radio Inc

    EIN 223943321 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  66. Madison Nordic Ski Club

    EIN 464229145 · Headquarters: Madison, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Madison Northside Planning Council Inc

    EIN 391759164 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Madison Opera Foundation Inc

    EIN 392021767 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Madison Opera Inc

    EIN 391789514 · Headquarters: MADISON, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Madison Ophthalmological Society

    EIN 260039301 · Headquarters: Madison, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  71. Madison Packer Backers Inc

    EIN 237420056 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. Madison Parks Foundation Inc

    EIN 331047992 · Headquarters: MADISON, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Madison Pc Users Group Foundation Inc

    EIN 391967875 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  74. Madison Pearls of Promise Foundation Inc

    EIN 333240774 · Headquarters: MADISON, WI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Madison Philosophical Society

    EIN 992823295 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Madison Pipes and Drums Inc

    EIN 731702818 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Madison Polo Club Ltd

    EIN 391787199 · Headquarters: Madison, WI, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Madison Post Office Immediate Relief Association

    EIN 396068719 · Headquarters: MADISON, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  79. Madison Print Club Inc

    EIN 237178549 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Madison Pro Chapter of the Society of Professional Journalists

    EIN 208972576 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  81. Madison Professional Police Officers Association Inc

    EIN 391350653 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Madison Public Art Project Inc

    EIN 853682059 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Madison Public Library Foundation Inc

    EIN 391777242 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  84. Madison Public Market Foundation Inc

    EIN 822666213 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Madison Public Schools Foundation Inc

    EIN 392043104 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Madison Public Theatre

    EIN 510158271 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Madison Quakers Inc

    EIN 392004266 · Headquarters: Madison, WI, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Madison Reading Project Inc

    EIN 472077478 · Headquarters: MADISON, WI, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Madison Rec Hockey

    EIN 922691312 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Madison Regent Lacrosse Club

    EIN 900348505 · Headquarters: Madison, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Madison Region Economic Partnership

    EIN 711015136 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Madison Retriever Club Inc

    EIN 391491213 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Madison Revitalization and Community Development Corporation

    EIN 391940074 · Headquarters: MADISON, WI, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Madison Rotary Foundation

    EIN 930757050 · Headquarters: MADISON, WI, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Madison Russian School Inc

    EIN 203220485 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Madison Savoyards Ltd

    EIN 237401465 · Headquarters: Madison, WI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Madison Senior Center Foundation Inc

    EIN 203075846 · Headquarters: MADISON, WI, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  98. Madison Songwriters Group Inc

    EIN 260287045 · Headquarters: Madison, WI, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  99. Madison South Rotary Club

    EIN 396124681 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Madison South Rotary Foundation Inc

    EIN 391342489 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

First page and all pages