William & Sandy Heitz Family Found
Grantmaking foundation in Mequon, Wisconsin · EIN 39-1799844
- Wisconsin
- Mequon
- Philanthropy, Voluntarism and Grantmaking Foundations
- Philanthropy, Voluntarism and Grantmaking Foundations in Wisconsin
- Grants itemized on the 990
- $190KTax year 2025
- Grants made
- 18Tax year 2025
- Total assets
- $2.5MLatest reported
- Latest IRS filing
- 2025Form 990 / 990-PF
Giving by year
Totals by tax year, rounded to two significant figures. Years without a reported total show the sum of grants itemized on the filing.
Top recipients
| Recipient | Amount | Tax year |
|---|---|---|
| Medical College of Wisconsin | $50K | 2025 |
| Samaritan'S Purse | $25K | 2025 |
| Stephen Siller Tunnel to Towers Fdn | $25K | 2025 |
| Wounded Warrior Project | $25K | 2025 |
| The League Club | $18K | 2025 |
Amounts are rounded. The full grantee list (18 grants in 2025) is available with a free account.
See the full profile. All grants with amounts and years, board and officers, contact details, giving patterns and your organization's fit score are available with a free GrantAuthority account.
Similar foundations in Wisconsin
- The Robert D and Patricia E Kern Family Foundation Inc
Waukesha, WI · gave about $230M - Thrivent Charitable Impact & Investing
Appleton, WI · gave about $110M - Feeding America Eastern Wisconsin Inc
Milwaukee, WI · gave about $80M - The Medical College of Wisconsin Inc
Milwaukee, WI · gave about $66M - U S Bancorp Foundation
Milwaukee, WI · gave about $66M - Lynde and Harry Bradley Foundation Inc
Milwaukee, WI · gave about $55M
Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.