Thomas G Stamm Family Foundation
Thomas G Stamm Family Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in TUCSON, AZ. IRS filing data is available from 2022 through 2025. In 2025, it awarded 1 grants totaling $50K. Net investment income was $18.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
—
-100.0% YoY
Annual Giving
$50K
Grant Count
1
Avg Grant Size
$50K
About Thomas G Stamm Family Foundation
Based on IRS filings
Thomas G Stamm Family Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in TUCSON, AZ. IRS filing data is available from 2022 through 2025. In 2025, it awarded 1 grants totaling $50K. Net investment income was $18.
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 | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | $53,123 | $55,015 |
| Revenue | $18 | $131 | $439 |
| Expenses | $53,141 | $2,023 | $11,744 |
| Qualifying Distributions | $49,641 | — | $10,816 |
| Net Investment Income | $18 | — | — |
| Distributable Amount | — | $1,619 | $2,442 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2025
Grant Size Distribution
3 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest include Elyse Sioles Foundation ($49,641).
| Recipient | Purpose | Amount |
|---|---|---|
| ELYSE SIOLES FOUNDATION PARADISE VALLEY, AZ | TO ASSIST WITH FOUNDATION OPERATIONS | $49,641 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ELYSE C SIOLES | PRES/VP/SECRETARY | 0.5 | — |
| DAVID S CUTLER | TREASURER | 0.5 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Thomas G Stamm Family Foundation?
Thomas G Stamm Family Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in TUCSON, AZ. It holds — in total assets as of 2025.
Where does Thomas G Stamm Family Foundation operate?
Thomas G Stamm Family Foundation has awarded grants in Arizona, Michigan.
What size grants does Thomas G Stamm Family Foundation award?
In 2025, Thomas G Stamm Family Foundation awarded 1 grants totaling $50K — an average of about $50K per grant, based on its IRS Form 990 filings.
What is Thomas G Stamm Family Foundation's EIN?
Thomas G Stamm Family Foundation's EIN (Employer Identification Number) is 87-3343804. IRS Form 990 filing data is available on this page for 2022–2025.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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