Shamrock Foundation
Shamrock Foundation is a private family foundation based in Austin, Texas, established in 2004. The organization operates as a 501(c)(3) charitable entity focused on grantmaking to public charities aligned with its mission priorities.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$6.5M
+16.4% YoY
Annual Giving
$298K
-37.6% YoY
Grant Count
13
+0.0% YoY
Avg Grant Size
$23K
-37.6% YoY
Mission & Focus Areas
The foundation's mission is to empower women and children in need by partnering with organizations engaged in:
- Microfinance
- Education
- Health and community services
The foundation seeks to ensure that all have the opportunity to thrive through strategic partnerships with aligned organizations.
Grantmaking
The foundation primarily directs grants to organizations in Texas, New York, and Oregon.
Grant Range
$2,500–$160,423
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Geographic Focus
Where this funder awards grants
Austin, Texas (headquarters location). Grantmaking extends to organizations in Texas, New York, and Oregon.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
As of December 31, 2023
- Total assets: $5,589,716
- Total revenues: $2,194,386
- Total expenses: $528,729
- Total liabilities: $10,000
- Total grants and contributions: $1,011,996
Historical Context The foundation has maintained substantial assets and consistent grantmaking activity over multiple years, with assets growing from approximately $4.1 million in 2012 to $5.6 million by 2023.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $6,507,315 | $5,589,716 | $4,925,838 |
| Revenue | $2,287,002 | $2,194,386 | $2,151,793 |
| Expenses | $347,238 | $528,729 | $180,995 |
| Qualifying Distributions | $300,890 | $480,548 | $141,358 |
| Net Investment Income | $1,245,504 | $1,158,819 | $1,122,540 |
| Distributable Amount | $384,243 | $283,371 | $275,448 |
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
66 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
Shelley M Mattingly — President (listed as principal officer)
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| SHELLEY M MATTINGLY | PRESIDENT | 5 | — |
| CATHARINE O EDWARDSON | DIRECTOR | 1 | — |
| JOHN J MATTINGLY | DIRECTOR | 1 | — |
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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