Data / Nonprofits / Wisconsin / Horicon
Nonprofits in Horicon, WI: 33 registered with the IRS
33 nonprofits are registered with the IRS in Horicon, WI, 20 of them 501(c)(3) charities; the 5 that report revenue took in $1.2 million. The largest by revenue: St Stephens Child Care Inc ($598,186), International Association of Machinists & Aerospace Workers ($372,562), Bo William Hartwig Foundation ($98,349).
SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.
Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| St Stephens Child Care Inc | Human services | 501(c)(3) | 2012 | $598,186 | $224,959 | 2025-06 |
| International Association of Machinists & Aerospace Workers | 501(c)(5) | 1940 | $372,562 | $717,648 | 2025-12 | |
| Bo William Hartwig Foundation | Human services | 501(c)(3) | 2016 | $98,349 | $141,750 | 2025-12 |
| Horicon Phoenix Program LTD | Community improvement and capacity building | 501(c)(3) | 2012 | $88,931 | $36,490 | 2025-12 |
| Friends of Horicon International Education Center Inc | Environment | 501(c)(3) | 1995 | $87,303 | $447,020 | 2025-12 |
| 2ND District Wisconsin American Legion | Mutual and membership benefit | 501(c)(19) | 2023 | $0 | $0 | 2026-07 |
| American Legion Auxiliary | 501(c)(19) | 1934 | $0 | $0 | 2025-12 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-09 | |
| Fire Bell Club Inc | 501(c)(4) | 1992 | $0 | $0 | 2025-12 | |
| Friends of the Horicon Library | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Gavin Rivas Memorial Strive Scholarship | Education | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Horicon Athletic Booster Club Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1992 | $0 | $0 | 2026-06 |
| Horicon Band Boosters | 501(c)(3) | 1982 | $0 | $0 | 2025-12 | |
| Horicon Historical Society Inc | 501(c)(3) | 1974 | $0 | $0 | 2025-09 | |
| Horicon Marsh Snowmobile Club Inc | 501(c)(7) | 1982 | $0 | $0 | 2026-08 | |
| Horicon Marshmen Foundation Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Horicon Rod & Gun Club Inc | 501(c)(7) | 1967 | $0 | $0 | 2026-02 | |
| Horicon Youth Trap Team Inc | Recreation and sports | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2025-06 | |
| Knights of Columbus Sacred Heart Council 14478 | 501(c)(8) | 2012 | $0 | $0 | 2025-12 | |
| Marsh View Ministries Christian Reformed Church | 501(c)(3) | 1975 | ||||
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Pentecostal House of Prayer | Religion-related | 501(c)(3) | 2007 | |||
| Perch Parrot Rescue Inc | Animal-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Sacred Heart Congregation | 501(c)(3) | 1946 | 2013-12 | |||
| Saint Stephen Lutheran Church | 501(c)(3) | 1941 | ||||
| St John Lutheran Church | 501(c)(3) | 1941 | ||||
| Thin Blue Line Club | Community improvement and capacity building | 501(c)(3) | 2026 | |||
| Voiture Nationale La Societe Des 40 Hommes Et 8 Chevaux | 501(c)(19) | 1967 | $0 | $0 | 2026-06 | |
| Walter W Schoppe Scholarship Fund | 501(c)(3) | 1987 | $0 | $0 | 2025-12 | |
| Zion Evangelical Lutheran Church | 501(c)(3) | 1988 |
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.