Williamson Foundation
Grantmaking foundation in San Antonio, Texas · EIN 61-1805991
- Texas
- San Antonio
- Philanthropy, Voluntarism and Grantmaking Foundations
- Philanthropy, Voluntarism and Grantmaking Foundations in Texas
- Grants itemized on the 990
- $75KTax year 2025
- Grants made
- 20Tax year 2025
- Total assets
- $2.9MLatest 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 |
|---|---|---|
| Rancho Mirage Writers Festival | $20K | 2025 |
| Texas Public Radio | $10K | 2025 |
| Freedom From Religion Foundation | $6.2K | 2025 |
| Briscoe Western Art Museum | $5.1K | 2025 |
| Mccallum Theatre | $5K | 2025 |
Amounts are rounded. The full grantee list (20 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 Texas
- The Big 12 Conference Inc
Irving, TX · gave about $560M - Musk Foundation
Austin, TX · gave about $470M - Baylor University
Waco, TX · gave about $440M - Texas Christian University
Fort Worth, TX · gave about $350M - Texas Essential Healthcare Partnerships Foundation
Austin, TX · gave about $350M - Michael & Susan Dell Foundation
Austin, TX · gave about $310M
Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.