William Knox Holt Foundation
The William Knox Holt Foundation is a private foundation based in San Antonio, Texas, established in 1967. The foundation operates as an independent grantmaking organization focused on supporting educational and cultural institutions.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$4.4M
-5.6% YoY
Annual Giving
$336K
+1.1% YoY
Grant Count
24
+14.3% YoY
Avg Grant Size
$14K
-11.6% YoY
Mission & Focus Areas
The foundation provides giving primarily for higher and secondary education in the field of science, with some support also directed toward museums.
Grantmaking
The foundation made 16 grants in 2023.
Grant Range
s & Activity:**
Average Grant
amounts and median grant amounts are tracked but specific figures vary by year
Ready to take the next step with William Knox Holt Foundation?
Geographic Focus
Where this funder awards grants
The foundation focuses its grantmaking in California, Colorado, New York, and Texas.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Giving (as of most recent filings):
- Total assets: $4,353,241 to $4,612,890 (varies by reporting period)
- Total giving: $336,000 (2024 data)
- Total revenues: $137,104 (2023)
- Total expenses: $547,225 (2023)
Income Sources (2023):
- Investment income and dividends: $124,346
- Net gain from sale of non-inventory assets: $5,608
- Miscellaneous revenues: $7,150
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $4,353,241 | $4,612,890 | $5,011,324 |
| Revenue | $332,039 | $137,104 | $110,221 |
| Expenses | $591,838 | $547,225 | $527,694 |
| Qualifying Distributions | $463,782 | $465,487 | $435,636 |
| Net Investment Income | $203,437 | $121,494 | $37,677 |
| Distributable Amount | $472,675 | $403,718 | $433,879 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
98 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
Catherine Cooke is listed as a contact person for the foundation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| KATHRYN ATHERTON | DIRECTOR | 1 | $31,000 |
| GEARY ATHERTON | DIRECTOR | 1 | $31,000 |
| CATHERINE N COOKE | DIRECTOR | 1 | $31,000 |
| PETER ATHERTON | DIRECTOR | 1 | $31,000 |
Contact Information
Address: 134 Wyckham Rise Street San Antonio, TX 78209-5416
Mailing Address: PO Box 90070 San Antonio, TX 78209
Phone: 210-601-3702
EIN: 74-6084245
Related Funders
Similar funders by location and focus area
William Z Hayes Foundation
DALLAS, TX
Assets
$629K
Grants
4
Total Given
$28K
Tr Uw Jane James Cook Item 19
DALLAS, TX
Assets
$861K
Grants
11
Total Given
$41K
Forsyth Fbo Leonard Wood Memorial
DALLAS, TX
Assets
$320K
Grants
1
Total Given
$18K
Teas Foundation
AMARILLO, TX
Assets
$3.0M
Grants
3
Total Given
$138K
Harold D Miller Endowment Fund
DALLAS, TX
Assets
$890K
Grants
1
Total Given
$44K
Amarillo Business Foundation
AMARILLO, TX
Assets
$4.2M
Grants
13
Total Given
$222K
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with William Knox Holt Foundation on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities