Nonprofits in Waterloo, Wisconsin

Nonprofits in Waterloo, Wisconsin. Browse 47 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. 6614 Krause Langer Auxiliary

    EIN 237337804 · Headquarters: Waterloo, WI, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. American Legion

    EIN 391437200 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Legion Auxiliary

    EIN 391422602 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Society for Cybernetics

    EIN 237000738 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Austin Weber Scholarship Fund

    EIN 272971643 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Avestar Credit Union

    EIN 396069815 · Headquarters: WATERLOO, WI, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Cruzin for a Cause Inc

    EIN 992548929 · Headquarters: Waterloo, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Eliminate Drunk Driving Education Foundation

    EIN 822409113 · Headquarters: Waterloo, WI, US · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  9. Farm Technology Days of Wisconsin Inc

    EIN 882350179 · Headquarters: WATERLOO, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Friends of the Karl Junginger Memorial Library

    EIN 320482901 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Friends of the Waterloo City Band Inc

    EIN 464766776 · Headquarters: Waterloo, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Friends of the Waterloo Regional Trailhead Inc

    EIN 472427749 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  13. Hope in Action Inc

    EIN 813750876 · Headquarters: Waterloo, WI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Hubbleton Riders Inc

    EIN 237448547 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. John Graff Memorial Scholarship Fund Inc C/o Lois Graff

    EIN 273117099 · Headquarters: WATERLOO, WI, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  16. Karl Junginger Foundation Inc

    EIN 391602319 · Headquarters: WATERLOO, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. Knight Masons of the USA

    EIN 521900107 · Headquarters: WATERLOO, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Knights of Columbus

    EIN 237546291 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Knights of Columbus

    EIN 391353345 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Marshall Waterloo Food Pantry Inc

    EIN 061734331 · Headquarters: WATERLOO, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Memorial Ride Fund of Jefferson County

    EIN 821407923 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  22. Mutual Community Mission Group

    EIN 933363664 · Headquarters: Waterloo, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Oak Hill Cemetery Association

    EIN 390512025 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. One Another Inc

    EIN 871796945 · Headquarters: WATERLOO, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. TCAT Foundation Inc

    EIN 934031126 · Headquarters: Waterloo, WI, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. The Trek Foundation Inc

    EIN 862850919 · Headquarters: WATERLOO, WI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. Toastmasters International

    EIN 901011553 · Headquarters: Waterloo, WI, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  28. Trek Scholarship Foundation Inc

    EIN 204143271 · Headquarters: WATERLOO, WI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Veterans of Foreign Wars of the United States Dept of Wisconsin

    EIN 237238434 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Waterloo Adult Athletic Booster Club

    EIN 391719170 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  31. Waterloo Area Historical Society Inc

    EIN 391274697 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Waterloo Chamber of Commerce

    EIN 391391163 · Headquarters: WATERLOO, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. Waterloo Community Foundation Inc

    EIN 202817619 · Headquarters: Waterloo, WI, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Waterloo Fire & Ems Supporters Inc

    EIN 320249797 · Headquarters: WATERLOO, WI, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Waterloo Gun Club Inc

    EIN 391364026 · Headquarters: Waterloo, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Waterloo Knights Youth Sports Club Inc

    EIN 932724130 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Waterloo Parent Teacher Organization Inc

    EIN 873843782 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Waterloo Pirate Athletic Booster Club

    EIN 933883104 · Headquarters: Waterloo, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Waterloo Snowmobile Club Inc 442 Edison St

    EIN 391285556 · Headquarters: Waterloo, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Waterloo Swim Club Inc

    EIN 263028841 · Headquarters: Waterloo, WI, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  41. Waterloo Youth Sports Organization

    EIN 200893718 · Headquarters: Waterloo, WI, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Wisconsin Agricultural Growth Foundation Inc

    EIN 830397077 · Headquarters: Waterloo, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  43. Wisconsin Farm Technology Days Inc

    EIN 396077230 · Headquarters: WATERLOO, WI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  44. Wisconsin Grape Growers Association

    EIN 331197588 · Headquarters: Waterloo, WI, US · Food, Agriculture & Nutrition · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. Wisconsin Ifye Incorporated

    EIN 391491314 · Headquarters: Waterloo, WI, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Wisconsin Society of Otolaryngology Head and Neck Surgery

    EIN 113649873 · Headquarters: Waterloo, WI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. York Rite Sovereign College of North America

    EIN 382819308 · Headquarters: WATERLOO, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N