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. Chaseburg Housing for the Elderly

    EIN 391301988 · Headquarters: CHASEBURG, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Chaseburg Rod & Gun Club

    EIN 391345009 · Headquarters: CHASEBURG, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Chateau Condominiums Owners

    EIN 900280795 · Headquarters: COTTAGE GROVE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Chelsea Community Cemetery Association

    EIN 391018610 · Headquarters: WESTBORO, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. Chem-e-car

    EIN 394687251 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Chemistry Club of Uwsp

    EIN 854227343 · Headquarters: STEVENS POINT, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Chenequa Country Club Inc

    EIN 390985844 · Headquarters: HARTLAND, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Chenequa Foundation

    EIN 391341610 · Headquarters: HARTLAND, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Chequamegon Area Choir

    EIN 237386308 · Headquarters: Washburn, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Chequamegon Area Re

    EIN 271698989 · Headquarters: Ashland, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Chequamegon E-z Riders Inc

    EIN 611553102 · Headquarters: Iron River, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Chequamegon United Teachers

    EIN 391834770 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Cherf Inc

    EIN 273327798 · Headquarters: River Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  14. Chesed Avrhom Hacohn Foundation

    EIN 116313080 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  15. Cheshire Retirement Police Veba

    EIN 061614222 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Chest Physicians of Pakistani Descent of North America Inc

    EIN 471910939 · Headquarters: MEQUON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Chetek Baptist Assembly Inc

    EIN 396075628 · Headquarters: Chetek, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Chetek Chamber of Commerce Inc

    EIN 300161587 · Headquarters: CHETEK, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Chi Omega Fraternity

    EIN 396064772 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Chi Omega Fraternity Nu Chapter

    EIN 390206270 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Chicago Association of Spring Manufacturers

    EIN 363480100 · Headquarters: Wales, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Child Care Partnership Resource and Referral Center Inc

    EIN 391751381 · Headquarters: Independence, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Childcaring Inc

    EIN 391673734 · Headquarters: MOSINEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Children's Outing Association

    EIN 390806339 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Children's Theater of Madison Inc

    EIN 391579813 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Children's Wisconsin

    EIN 390806380 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Childrens Giving Tree Not for Profit Corporation

    EIN 832481737 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Childrens House Montessori School Inc

    EIN 391208176 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Childrens Museum of Rock County Foundation Inc

    EIN 990405619 · Headquarters: JANESVILLE, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Chileda Institute Inc

    EIN 391244797 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Chilton Athletic Club

    EIN 391413345 · Headquarters: CHILTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Chilton Education Association

    EIN 237086045 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Chilton Ffa Alumni

    EIN 843642348 · Headquarters: Chilton, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. Chilton Youth Club

    EIN 510215073 · Headquarters: CHILTON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Chiltonfc Soccer Association Inc

    EIN 473256502 · Headquarters: Mountain, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Chippewa Counsil No 25 Royal & Select Masters

    EIN 800536772 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  37. Chippewa County 4H Leaders

    EIN 301343247 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Chippewa County Dairy Promoters Inc

    EIN 391730295 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Chippewa County Economic Development Corporation

    EIN 391759841 · Headquarters: Chippewa Falls, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Chippewa County Farm Bureau

    EIN 396076388 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Chippewa County Historical Society Inc

    EIN 237108082 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Chippewa County Holstein Breeders Association Cooperative

    EIN 396073010 · Headquarters: Jim Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Chippewa County Medical Society

    EIN 800406858 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Chippewa Falls Area Chamber of Commerce

    EIN 390207005 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Chippewa Falls Area Unified School District Foundation Inc

    EIN 391598193 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Chippewa Falls Cemetery Association

    EIN 390207095 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Chippewa Falls Chapter 770 Women of the Moose

    EIN 237196440 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Chippewa Falls Industrial Development Corporation

    EIN 391895790 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Chippewa Falls Patriotic Council

    EIN 391997799 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Chippewa Falls Wrestling Club Inc

    EIN 391469502 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Chippewa Falls Youth Football

    EIN 237324288 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Chippewa Family Services Inc

    EIN 391746413 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Chippewa Partners Inc

    EIN 396089160 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. Chippewa Valley Antique Engine And Model Club Incorporated

    EIN 237186137 · Headquarters: OSSEO, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Chippewa Valley Area Educators Retired

    EIN 391926880 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  56. Chippewa Valley Community Chorus

    EIN 391402469 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Chippewa Valley Council Inc Boy Scouts of America

    EIN 390807227 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Chippewa Valley Electric Cooperative

    EIN 390207312 · Headquarters: CORNELL, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Chippewa Valley Family YMCA Inc Endowment Trust (7049-SO2)

    EIN 391470061 · Headquarters: Chippewa Falls, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Chippewa Valley Habitat for Humanity Inc

    EIN 391668709 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Chippewa Valley Home Builders Association Inc

    EIN 391297270 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  62. Chippewa Valley Moose Legion 143

    EIN 391288750 · Headquarters: River Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Chippewa Valley Sustainable Future Festival Inc

    EIN 811660404 · Headquarters: Eau Claire, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Chippewa Valley Symphony Ltd

    EIN 391290295 · Headquarters: EAU CLAIRE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Chippewa Valley Volkswagen Club Incorporated

    EIN 822653373 · Headquarters: West Salem, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Chippewa Youth Hockey Association

    EIN 237338152 · Headquarters: CHIPPEWA FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Chiropractic Society of Wisconsin Inc

    EIN 454791068 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Chiwaukee Prairie Preservation Fund Inc

    EIN 391525356 · Headquarters: Kenosha, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Chocolate City Festivals Inc

    EIN 391772431 · Headquarters: Burlington, WI, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  70. Choral Arts Society Inc

    EIN 391591147 · Headquarters: RACINE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Choral Union Ltd

    EIN 391560020 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Chris & Mary L Peterson Mem Fund

    EIN 936226027 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. Christ Child Society of Door County

    EIN 391862547 · Headquarters: Sturgeon Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Christ Child Society-fond Du Lac Chapter

    EIN 392011042 · Headquarters: Fond du lac, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  75. Christ Evangelical Lutheran Church

    EIN 391856272 · Headquarters: Lake Mills, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Christ Tabernacle Christian Fellowship Inc

    EIN 391774337 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  77. Christen Harrington Memorial

    EIN 833243072 · Headquarters: WAUPACA, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  78. Christian Chapel Day Care Inc

    EIN 391201350 · Headquarters: ONALASKA, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Christian Homeschool Organization of Watertown

    EIN 842725501 · Headquarters: Johnson Creek, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Christian Life Resources Inc

    EIN 391558570 · Headquarters: LA CROSSE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Christian Life Resources Inc

    EIN 391712181 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  82. Christian Methodist Episcopal Church

    EIN 411740210 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Christian Science Downtown Reading Room

    EIN 391480154 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  84. Christian William Wulff Laux Foundation Inc

    EIN 391670998 · Headquarters: Dousman, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Christians Concerned for Life Foundation Inc

    EIN 391708320 · Headquarters: Hartford, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Christine Starks Tr Post Oak Bapt Ch

    EIN 616171115 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  87. Christmas from the Heart

    EIN 464553575 · Headquarters: STRUM, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Christmas Tree Promotion Now Inc

    EIN 270299228 · Headquarters: Wausaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  89. Christopher Becker Memorial Inc

    EIN 800699913 · Headquarters: Cuba City, WI, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  90. Church Women United Wisconsin Inc

    EIN 510164884 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Churchill Society of Wisconsin Inc

    EIN 811371670 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Chute Pond Snowmobile Club Inc

    EIN 391735092 · Headquarters: Mountain, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Cinema United Wisconsin and Upper Michigan

    EIN 390366850 · Headquarters: SUSSEX, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Cinti Bell Active Medical Care

    EIN 316364112 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. Cinti Bell Represented Employee

    EIN 311567241 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Cinti Bell Retiree Coll Barg Med

    EIN 311310295 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  97. Cinti Bell Retiree Flex Medical

    EIN 316366960 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  98. Circle K International Inc

    EIN 396090848 · Headquarters: Whitewater, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  99. Circle K International Inc

    EIN 821251246 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  100. Circle Masters

    EIN 854313595 · Headquarters: Delafield, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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