The Sondheimer Family is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in WILMETTE, IL. IRS filing data is available from 2020 through 2021. In 2021, it awarded 2 grants totaling $9.6M. Net investment income was $4K.
Financial Overview
From 2021 IRS Form 990-PF · View filing
Total Assets
—
-100.0% YoY
Annual Giving
$9.6M
+2307.0% YoY
Grant Count
2
+100.0% YoY
Avg Grant Size
$4.8M
+1103.5% YoY
About The Sondheimer Family
Based on IRS filings
The Sondheimer Family is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in WILMETTE, IL. IRS filing data is available from 2020 through 2021. In 2021, it awarded 2 grants totaling $9.6M. Net investment income was $4K.
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 | 2021 | 2020 |
|---|---|---|
| Total Assets | — | $1,853,248 |
| Revenue | $30,820 | $963,982 |
| Expenses | $9,696,787 | $447,349 |
| Qualifying Distributions | $9,648,972 | — |
| Net Investment Income | $4,116 | $933,697 |
| Distributable Amount | — | $364,845 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2021
Grant Size Distribution
3 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 2021 IRS filing
From 2021 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| STUART P SONDHEIMER | TREASURER/DIRECTOR | — | — |
| IDA N SONDHEIMER | PRESIDENT | — | — |
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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