Thomas G Stamm Family Foundation

TUCSON, AZ EIN: 87-3343804

Financial Overview

From 2025 IRS Form 990-PF

Total Assets

-100.0% YoY

Annual Giving

$50K

Grant Count

1

Avg Grant Size

$50K

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Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$20K$39K$59K$78K2022202320242025
Metric202520242023
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

$0$12K$25K$37K$50K1 grants20221 grants20230 grants20241 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 1 recipients in 2025

ELYSE SIOLES FOUNDATION$50K

Grant Size Distribution

3 grants across all recorded years

3<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Who else does Thomas G Stamm Family Foundation fund?

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Key People

Officers and directors from IRS filings

Compensation Overview

From 2025 IRS filing

From 2025 filing

NameTitleHoursCompensation
ELYSE C SIOLESPRES/VP/SECRETARY0.5
DAVID S CUTLERTREASURER0.5

Geographic Focus

Where this funder has awarded grants

Grant Distribution by State

2states

Cities

Paradise ValleyPortage

Data last updated March 2026. Sourced from IRS Form 990-PF filings.

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