Unknown & Unclassified nonprofits in Wisconsin

Unknown & Unclassified nonprofits in Wisconsin. Browse 13,737 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. Middleton Fire Dept-1

    EIN 396075820 · Headquarters: Middleton, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Middleton Good Neighbor Festival Inc

    EIN 237370695 · Headquarters: MIDDLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Middleton High School Band Parents Association

    EIN 391575283 · Headquarters: MIDDLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Middleton Lions Club

    EIN 392021419 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Middleton Preschool Inc

    EIN 391252365 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Midnight Riders Inc

    EIN 396289645 · Headquarters: Dorchester, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Midnight Riders of Mondovi Inc

    EIN 391681892 · Headquarters: MONDOVI, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Midwest 4 Wheel Drive Association Inc

    EIN 411377452 · Headquarters: Deforest, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Midwest Association of Independent Inns

    EIN 391789405 · Headquarters: WAUPACA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Midwest Blood Centers Inc

    EIN 874378634 · Headquarters: APPLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  11. Midwest Federation of American Syrian-lebanese Clubs Inc

    EIN 391359746 · Headquarters: GERMANTOWN, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Midwest Food Products Association Inc

    EIN 390711980 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Midwest Homing Pigeon Association Inc

    EIN 264499932 · Headquarters: KAUKAUNA, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Midwest Institute of Scandinavian Culture Inc

    EIN 391018191 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Midwest Lawson User Group

    EIN 411963594 · Headquarters: HEWITT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Midwest League of Professional Baseball Clubs Inc

    EIN 421246059 · Headquarters: BELOIT, WI, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  17. Midwest Professional Reps Organization

    EIN 391411856 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Midwest Region Gas Task Force Assoc C/o Donald J Piepgras

    EIN 411669738 · Headquarters: RIVER FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Midwest Region Nmra

    EIN 366071274 · Headquarters: Stoughton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Midwest Regional Chapter Society of Environmental Toxicology And

    EIN 391863378 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Midwest Regional-national Association of Watch and Clock

    EIN 363669458 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. Midwest Rural Energy Council

    EIN 391819589 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. Midwest Twisters Association

    EIN 800761639 · Headquarters: OAK CREEK, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Midwest Weavers Association

    EIN 736099107 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Midwest Winter Sports Reps Association

    EIN 061668837 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Midwest-southeastern Equipment Dealers Association Inc

    EIN 560478530 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  27. Midwestern Association of Plastic Surgeons

    EIN 510152234 · Headquarters: KIMBERLY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Mighty Oaks 4-H Club

    EIN 365083024 · Headquarters: Wautoma, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Mike Brock Memorial Fund

    EIN 822301461 · Headquarters: Arpin, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Mike Kaye Athletic Fund

    EIN 812000135 · Headquarters: Egg Harbor, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  31. Mike Muranyi Junior Golf Foundation Inc

    EIN 273070949 · Headquarters: MONROE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Mildred G Westfall Trust

    EIN 426321855 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Milestone Democratic School Inc

    EIN 842551867 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  34. Milestones Programs for Children Inc

    EIN 391326721 · Headquarters: SHOREWOOD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Military Order of the Cootie Auxiliary

    EIN 770688644 · Headquarters: Manitowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  36. Military Order of the Cootie of the U S

    EIN 396089432 · Headquarters: Monticello, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Military Order of the Cootie of the U S

    EIN 396089435 · Headquarters: SPARTA, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Military Order of the Cootie of the United States

    EIN 237396495 · Headquarters: JANESVILLE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Military Order of the Cootie of the United States

    EIN 310989211 · Headquarters: Wisconsin Rapids, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Military Order of the Cootie of the United States

    EIN 311187204 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Military Order of the Cootie of the United States

    EIN 311187211 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Military Order of the Cootie of the United States

    EIN 311187258 · Headquarters: Germantown, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  43. Military Order of the Cootie of the United States

    EIN 391436082 · Headquarters: De Pere, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Military Order of the Cootie of the United States

    EIN 396069418 · Headquarters: Withee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Military Order of the Cootie of the United States

    EIN 396089428 · Headquarters: KENOSHA, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Military Order of the Cootie of the United States

    EIN 471302381 · Headquarters: Monticello, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Military Order of the Cootie of the United States

    EIN 611901634 · Headquarters: Kaukauna, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Military Order of the Cootie of the United States

    EIN 813314667 · Headquarters: Suamico, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Military Order of the Cootie of the United States

    EIN 930842423 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Military Order of the Cootie of the Us

    EIN 391382375 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Military Order of the Loyal Legion of the United States

    EIN 521628443 · Headquarters: Pine River, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Military Order of the Purple Heart Auxiliary of the U S a Inc

    EIN 800657483 · Headquarters: MT CALVARY, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Military Order of the Purple Heart of the USA

    EIN 113681495 · Headquarters: New Franken, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Military Order of the Purple Heart of the USA

    EIN 237395256 · Headquarters: GILLETT, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Military Order of the Purple Heart of the USA

    EIN 383920740 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  56. Military Order of the Purple Heart of the USA

    EIN 391662190 · Headquarters: MT CALVARY, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Military Order of the Purple Heart of the USA

    EIN 391662191 · Headquarters: MT CALVARY, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Military Order of the Purple Heart of the USA

    EIN 391925312 · Headquarters: Boyd, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Military Order of the Purple Heart of the USA

    EIN 396126227 · Headquarters: Monticello, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Military Order of the Purple Heart of the USA

    EIN 680502771 · Headquarters: Lone Rock, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Military Order of the Purple Heart of the USA

    EIN 800497232 · Headquarters: Boyd, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Military Order of the Purple Heart of the USA

    EIN 800610124 · Headquarters: NEW BERLIN, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Military Order of the Purple Heart of the USA

    EIN 812343697 · Headquarters: Neenah, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Military Veterans Museum

    EIN 391706672 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Miller Activities Club

    EIN 396058512 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Milltown Community Club

    EIN 391451812 · Headquarters: Milltown, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  67. Milton a Krom Scholarship Trust Associated

    EIN 396703209 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  68. Milton Area Youth Center Inc

    EIN 274655934 · Headquarters: MILTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Milton College Preservation Society Inc

    EIN 391482178 · Headquarters: MILTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  70. Milton Education Association

    EIN 391467967 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Milton High School Alumni Inc

    EIN 384093863 · Headquarters: MILTON, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. Milton Junction Cemetery Association

    EIN 390475007 · Headquarters: Milton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Milton Lodge No 161 F and a Masons of Wisconsin

    EIN 237532485 · Headquarters: Dousman, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Milton Logosium

    EIN 932619244 · Headquarters: Milton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Milton Public Library Foundation

    EIN 391529829 · Headquarters: Milton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Milton Snow Riders Inc

    EIN 391280659 · Headquarters: Milton, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. Milwaukee & Great Lakes Mg Motor Car Group Ltd

    EIN 391497081 · Headquarters: Mequon, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Milwaukee - Pere Marquette Foundation

    EIN 396077276 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  79. Milwaukee Academy of Medicine

    EIN 390866519 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Milwaukee Achiever Literacy Services Inc

    EIN 930828271 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990

  81. Milwaukee Alumnae Chapter of Chi Omega

    EIN 814210892 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Milwaukee Alumnae Chapter of Chi Omega Scholarship Nfund

    EIN 396061996 · Headquarters: SHOREWOOD, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Milwaukee American Legion Band Inc

    EIN 391378871 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Milwaukee and Greatlakes Mg Motorcar Group Co

    EIN 871256273 · Headquarters: Cedarburg, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Milwaukee Archdiocesan Council of Catholic Women

    EIN 396048603 · Headquarters: BROOKFIELD, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Milwaukee Area Bricklayers Apprenticeship Training Fund

    EIN 391333915 · Headquarters: NEW BERLIN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Milwaukee Area Cement Masons Joint Apprenticeship & Training Committee

    EIN 391245352 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  88. Milwaukee Area Coin Darts

    EIN 391540306 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Milwaukee Area Labor Council

    EIN 390965630 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Milwaukee Area Robotics for Students Inc

    EIN 814128925 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  91. Milwaukee Area Youth and People Advocating Change

    EIN 821852923 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  92. Milwaukee Astronomical Society

    EIN 396054687 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Milwaukee Athletic Club

    EIN 390475250 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  94. Milwaukee Bar Association Inc

    EIN 391327219 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Milwaukee Birthright Inc

    EIN 237331584 · Headquarters: NEW BERLIN, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  96. Milwaukee Boat Club Inc

    EIN 391763640 · Headquarters: Pewaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Milwaukee Bowlers Guild Inc

    EIN 391642835 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Milwaukee Boy Scout Fund

    EIN 396042137 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Milwaukee Braves Miller Fund

    EIN 396033959 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  100. Milwaukee Careers Cooperative

    EIN 391586426 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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