Data / Nonprofits / Wisconsin / Oconomowoc / Philanthropy, voluntarism and grantmaking foundations
Philanthropy, voluntarism and grantmaking foundations nonprofits in Oconomowoc, WI: 9 registered with the IRS
9 philanthropy, voluntarism and grantmaking foundations nonprofits are registered with the IRS in Oconomowoc, WI, 8 of them 501(c)(3) charities.
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Big Five Tanzania LTD | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Brzezinski Fam Fund Trust | 501(c)(3) | 2001 | $13,631 | 2025-12 | |
| Carol and Richard Bayerlein Foundation LTD | 501(c)(3) | 2001 | $321,720 | 2025-12 | |
| Debbink Family Foundation Inc | 501(c)(3) | 1998 | $5.6 million | 2025-12 | |
| Hope Chimes Foundation Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-10 |
| Imagine A Day Inc | 501(c)(3) | 2009 | $0 | $0 | 2025-05 |
| Michael and Beverly Bruno Family Foundation Inc | 501(c)(3) | 2002 | $643,290 | 2024-12 | |
| Professional Homecare Providers | 501(c)(6) | 1999 | $0 | $0 | 2025-12 |
| Way Maker Foundation Inc | 501(c)(3) | 2022 | $1.6 million | 2024-12 |
Other causes in Oconomowoc, WI
- Recreation and sports 32
- Education 24
- Religion-related 15
- Human services 14
- Public safety, disaster preparedness and relief 11
- Arts, culture and humanities 10
- Health care 9
- Mental health and crisis intervention 9
- Environment 6
- Community improvement and capacity building 6
- Public and societal benefit 6
- International, foreign affairs and national security 5
- Animal-related 3
- Food, agriculture and nutrition 3
Every nonprofit in Oconomowoc, WI · Philanthropy, voluntarism and grantmaking foundations nonprofits across the state · 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.