Thewes Family Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in BIRMINGHAM, MI. IRS filing data is available from 2020 through 2024. In 2024, it awarded 15 grants totaling $340K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$340K
+26.6% YoY
Grant Count
15
+7.1% YoY
Avg Grant Size
$23K
+18.2% YoY
About Thewes Family Foundation
Based on IRS filings
Thewes Family Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in BIRMINGHAM, MI. IRS filing data is available from 2020 through 2024. In 2024, it awarded 15 grants totaling $340K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
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
72 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 |
|---|---|---|---|
| LEONARD J GAYESKI | VICE-PRESIDENT/TREASURER | 1 | — |
| MARY ANN TOLLETT | PRESIDENT/DIRECTOR | 1 | — |
| KATHERINE BROWNE | DIRECTOR | 1 | — |
| MADELINE THEWES | DIRECTOR | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
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Similar funders by location and focus area
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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