William L and Josephine B Weiss Family Foundation
Invitation OnlyLincolnshire, Illinois · EIN 36-3478679 · Private foundation
Grants paid (2025)$752K
Organizations funded7
Typical grant$45,000
Total assets$4.9M
Half of its grants to organizations were between $5,000 and $220,200.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
100% of grants went outside Illinois.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Pennsylvania State University | University Park, PA | Education | $250,000 |
| Sandhills Community College Foundation Inc | Pinehurst, NC | Education | $220,200 |
| Court Sports for Life Foundation | Steamboat Springs, CO | Community | $185,000 |
| Boys & Girls Homes of North Carolina Inc | Lake Waccamaw, NC | Community | $45,000 |
| Wake Tech Community College Foundation | Raleigh, NC | Education | $43,750 |
| Dial Hope | Sarasota, FL | Religious & community | $5,000 |
| Impact Missions | Refton, PA | Community | $3,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $751,950 | 7 |
| 2024 | $878,650 | 7 |
| 2023 | $533,600 | 6 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 8, 2026 - IRS e-file batch, object ID 202611289349102206
- IRS Tax Exempt Organization Search for EIN 36-3478679
- Profile updated Nov 7, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.