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. American Federation of State County & Municipal Employees

    EIN 582663699 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  2. American Federation of State County & Municipal Employees

    EIN 611559255 · Headquarters: Alma, WI, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. American Federation of State County & Municipal Employees

    EIN 611630288 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Federation of State County & Municipal Employees

    EIN 743253308 · Headquarters: Dodgeville, WI, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  5. American Federation of State County & Municipal Employees

    EIN 743257706 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  6. American Federation of State County & Municipal Employees

    EIN 743258941 · Headquarters: WAUPUN, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. American Federation of State County & Municipal Employees

    EIN 743262439 · Headquarters: Seymour, WI, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  8. American Federation of State County & Municipal Employees

    EIN 753167083 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. American Federation of State County & Municipal Employees

    EIN 770719923 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. American Federation of State County & Municipal Employees

    EIN 770721010 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. American Federation of State County & Municipal Employees

    EIN 800163572 · Headquarters: OSHKOSH, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  12. American Federation of State County & Municipal Employees

    EIN 800169163 · Headquarters: Madison, WI, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  13. American Federation of State County & Municipal Employees

    EIN 800170114 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Federation of State County & Municipal Employees

    EIN 800176299 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. American Federation of State County & Municipal Employees

    EIN 800199046 · Headquarters: Dunbar, WI, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  16. American Federation of State County & Municipal Employees

    EIN 800249288 · Headquarters: fond du lac, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  17. American Federation of State County & Municipal Employees

    EIN 800250267 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. American Federation of State County & Municipal Employees

    EIN 800251521 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Federation of State County & Municipal Employees

    EIN 800282776 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. American Federation of State County & Municipal Employees

    EIN 800569961 · Headquarters: MADISON, WI, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  21. American Federation of State County & Municipal Employees

    EIN 830428961 · Headquarters: Harshaw, WI, US · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  22. American Federation of State County & Municipal Employees

    EIN 830452612 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. American Federation of State County & Municipal Employees

    EIN 830512229 · Headquarters: Oshkosh, WI, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  24. American Federation of State County & Municipal Employees

    EIN 862260472 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. American Federation of State County & Municipal Employees

    EIN 870701608 · Headquarters: ONALASKA, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  26. American Federation of State County & Municipal Employees

    EIN 900351869 · Headquarters: Hayward, WI, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  27. American Federation of State County & Municipal Employees

    EIN 900356062 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. American Federation of State County & Municipal Employees

    EIN 900370915 · Headquarters: Frederic, WI, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  29. American Federation of State County & Municipal Employees

    EIN 900409562 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Federation of State County & Municipal Employees

    EIN 900455598 · Headquarters: WISCONSIN RAPIDS, WI, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  31. American Federation of State County & Municipal Employees

    EIN 900628586 · Headquarters: Sheboygan Falls, WI, US · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. American Federation of State County & Municipal Employees

    EIN 901023337 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Federation of State County & Municipal Employees

    EIN 930735011 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. American Federation of State County & Municipal Employees

    EIN 930737580 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Federation of State County & Municipal Employees

    EIN 930791353 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  36. American Federation of State County & Municipal Employees

    EIN 930795548 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. American Federation of State County & Municipal Employees

    EIN 930811005 · Headquarters: Green Bay, WI, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  38. American Federation of State County & Municipal Employees

    EIN 930838485 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. American Federation of State County & Municipal Employees

    EIN 930840203 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. American Federation of State County & Municipal Employees

    EIN 943446722 · Headquarters: MADISON, WI, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  41. American Federation of State County & Municipal Employees

    EIN 943480438 · Headquarters: OWEN, WI, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  42. American Federation of State County 774

    EIN 391210582 · Headquarters: BALSAM LAKE, WI, USA · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  43. American Federation of State County and Municipal Employees

    EIN 391373524 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Federation of State County and Municipal Employees

    EIN 421759463 · Headquarters: EAU CLAIRE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. American Federation of State County and Municipal Employees

    EIN 800182192 · Headquarters: New Franken, WI, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  46. American Federation of State County and Municipal Employees Afl-cio Council 11

    EIN 391602445 · Headquarters: MADISON, WI, USA · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990

  47. American Federation of State County and Municipal Employees Afl-cio Council 24

    EIN 390716130 · Headquarters: MADISON, WI, USA · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990

  48. American Federation of State County and Municipal Employees Afl-cio Council 48

    EIN 390918495 · Headquarters: MADISON, WI, USA · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990

  49. American Federation of State County and Municipali

    EIN 237397933 · Headquarters: JANESVILLE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. American Federation of State County Mun

    EIN 396077254 · Headquarters: Madison, WI, USA · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  51. American Federation of State County Municipal Employees

    EIN 237076625 · Headquarters: CAMP DOUGLAS, WI, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  52. American Federation of State County Municipal Employees

    EIN 391403172 · Headquarters: Omro, WI, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  53. American Federation of State County Municipal Employees

    EIN 391550713 · Headquarters: Merrillan, WI, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  54. American Federation of State County Municipal Employees

    EIN 510674475 · Headquarters: Prentice, WI, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  55. American Federation of State County Municipal Employees

    EIN 680676094 · Headquarters: DELAVAN, WI, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  56. American Federation of Teachers

    EIN 201649817 · Headquarters: Hortonville, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Federation of Teachers

    EIN 237057181 · Headquarters: CHIPPEWA FALLS, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Federation of Teachers

    EIN 237063285 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. American Federation of Teachers

    EIN 237070279 · Headquarters: Greenfield, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. American Federation of Teachers

    EIN 237084784 · Headquarters: Solon Springs, WI, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  61. American Federation of Teachers

    EIN 237183384 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. American Federation of Teachers

    EIN 237414696 · Headquarters: Menasha, WI, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. American Federation of Teachers

    EIN 237435143 · Headquarters: Butternut, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. American Federation of Teachers

    EIN 391265834 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American Federation of Teachers

    EIN 391282217 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. American Federation of Teachers

    EIN 391375517 · Headquarters: Wisconsin Rapids, WI, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  67. American Federation of Teachers

    EIN 391454564 · Headquarters: Sheboygan, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  68. American Federation of Teachers

    EIN 391476761 · Headquarters: Kenosha, WI, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. American Federation of Teachers

    EIN 391479004 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Federation of Teachers

    EIN 391485191 · Headquarters: COMSTOCK, WI, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  71. American Federation of Teachers

    EIN 391504550 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  72. American Federation of Teachers

    EIN 391595415 · Headquarters: Whitelaw, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  73. American Federation of Teachers

    EIN 391630476 · Headquarters: Portage, WI, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  74. American Federation of Teachers

    EIN 391669333 · Headquarters: STANLEY, WI, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  75. American Federation of Teachers

    EIN 391686959 · Headquarters: Greenfield, WI, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  76. American Federation of Teachers

    EIN 391730724 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. American Federation of Teachers

    EIN 391789940 · Headquarters: Madison, WI, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  78. American Federation of Teachers

    EIN 396075489 · Headquarters: Madison, WI, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. American Federation of Teachers

    EIN 396077934 · Headquarters: Maple, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. American Federation of Teachers

    EIN 454931817 · Headquarters: Stevens Point, WI, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Federation of Teachers

    EIN 510241571 · Headquarters: Glidden, WI, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  82. American Federation of Teachers

    EIN 521237127 · Headquarters: Milwaukee, WI, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  83. American Federation of Teachers

    EIN 521237130 · Headquarters: Land O Lakes, WI, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  84. American Federation of Teachers

    EIN 873593487 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. American Federation of Teachers

    EIN 900437027 · Headquarters: McFarland, WI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  86. American Federation of Teachers

    EIN 930746007 · Headquarters: Burlington, WI, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  87. American Federation of Teachers 243 Madison Technical College

    EIN 396078655 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. American Federation of Teachers 3545 Yorkville

    EIN 391237286 · Headquarters: Union Grove, WI, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  89. American Federation of Teachers 5000 Nurses & Health Professionals

    EIN 391336926 · Headquarters: WEST MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. American Federation of Teachers Dba Milwaukee Graduate Assistants

    EIN 391710487 · Headquarters: GLENDALE, WI, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  91. American Federation of Teachers Kenosha 557

    EIN 396075727 · Headquarters: KENOSHA, WI, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. American Federation of Teachers Local 212

    EIN 391179199 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. American Federation of Teachers Matc Part-time Teachers' Union Local 6100

    EIN 391956550 · Headquarters: MADISON, WI, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990

  94. American Federation of Teaching 3220 Teaching Assistants Assoc

    EIN 391544200 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. American Federation State County & Municipal Employees Local 171

    EIN 390758401 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. American Fence Association Inc

    EIN 582211064 · Headquarters: Jefferson, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  97. American Finnish Workers Educ Tr

    EIN 416018271 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. American Fisheries Society

    EIN 237226684 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. American Fisheries Society

    EIN 521955193 · Headquarters: Keshena, WI, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  100. American Foundation for Hypertension Reseach & Education

    EIN 391764761 · Headquarters: ELM GROVE, WI, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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