William Matheus Sullivan Musical Foundation Inc
William Matheus Sullivan Musical Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAINT LOUIS, MO. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $4.7M in total assets. In 2024, it awarded 34 grants totaling $136K. Net investment income was $351K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$4.7M
+6.0% YoY
Annual Giving
$136K
+9.5% YoY
Grant Count
34
+17.2% YoY
Avg Grant Size
$4K
-6.6% YoY
About William Matheus Sullivan Musical Foundation Inc
Based on IRS filings
William Matheus Sullivan Musical Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAINT LOUIS, MO. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $4.7M in total assets. In 2024, it awarded 34 grants totaling $136K. Net investment income was $351K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $4,668,020 | $4,403,257 | $4,004,753 |
| Revenue | $381,241 | $149,269 | $98,846 |
| Expenses | $258,014 | $237,467 | $238,918 |
| Qualifying Distributions | $213,727 | $204,449 | $209,668 |
| Net Investment Income | $350,750 | $130,354 | $99,756 |
| Distributable Amount | $224,914 | $207,006 | $208,542 |
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
197 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| MARIA SCHLAFLY | EXEC DIRECTOR | 20 | $45,000 |
| CHARLES MACKAY | TRUSTEE | 0.5 | — |
| BRUCE DONNELL | TRUSTEE | 1 | $1,000 |
| EVANS MIRAGEAS | PRESIDENT | 2 | — |
| ERIE MILLS | TRUSTEE | 0.5 | — |
| ANDREW JORGENSEN | TREASURER | 1 | — |
| CHRISTINE BREWER | VICE-PRESIDENT | 0.5 | — |
| SPENCER BURKE | TRUSTEE | 0.5 | — |
| PATRICK CARFIZZI | TRUSTEE | 0.5 | — |
| ANTHONY FOGG | TRUSTEE | 0.5 | — |
| DR EVERETT MCCORVEY | SECRETARY | 0.5 | — |
| SUSANNE MENTZER | TRUSTEE | 1 | $1,000 |
| CRAIG RUTENBERG | TRUSTEE | 1 | $1,000 |
| MARIETTA SIMPSON | VICE-PRESIDENT | 1 | — |
| GEORGE SHIRLEY | TRUSTEE | 0.5 | — |
Subject Areas
Focus areas based on grantmaking activity
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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