The Gertler Clark Foundation Inc
The Gertler Clark Foundation Inc is a private family foundation based in Weston, Massachusetts. Established in both New York and Massachusetts, it operates as a 501(c)(3) organization with tax-deductible donation status. The foundation was established in 1947 according to IRS records.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$5.0M
+6.2% YoY
Annual Giving
$337K
+352.6% YoY
Grant Count
45
+21.6% YoY
Avg Grant Size
$7K
+272.1% YoY
Mission & Focus Areas
The foundation's mission is evolving, with current priorities centered on children, education, science, medicine, and the environment.
Primary funding focus areas include:
- Education (including higher education, graduate and professional education, and medical education)
- Science and STEM education
- Health initiatives, particularly reproductive and maternal health care
- Human services
Grantmaking
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Geographic Focus
Where this funder awards grants
Primary funding states: Massachusetts, New York, and New Hampshire
Additional states served: Arizona, California, Connecticut, Delaware, District of Columbia, Georgia, Maryland, Maine, Montana, North Carolina, and Washington
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
Total Assets: $5,003,153 (as of most recent 990 filing in 2025)
Total Annual Giving: $336,664
Annual Expenses: $205,768
Annual Revenue: $459,809
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $5,003,153 | $4,711,263 | $4,457,222 |
| Revenue | $772,204 | $459,809 | $522,585 |
| Expenses | $480,314 | $205,768 | $182,400 |
| Qualifying Distributions | $412,488 | $143,575 | $126,799 |
| Net Investment Income | $715,378 | $402,616 | $474,584 |
| Distributable Amount | $360,516 | $344,007 | $317,722 |
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 2025
Grant Size Distribution
170 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
Jane R. Clark MD - President and Executive Director
Jonathan Gertler - Director (listed as Director at Gertler-Clark Foundation since 2000)
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| JANE R CLARK MD | PRESIDENT, EXECUTIVE DIREC | 21 | $59,500 |
| CLARK CHESSIN GERTLER | VICE PRESIDENT | 4 | — |
| CHARLES GARRISON GERTLER | TREASURER | 1 | — |
| JONATHAN P GERTLER MD | SECRETARY | 3 | — |
| ROGER D KAMM PHD | BOARD MEMBER | 0.5 | — |
| WILLIAM R GERTLER | BOARD MEMBER | 4 | — |
Contact Information
Address: PO Box 506, Weston, MA 02493-0008
Telephone: 617-699-9150
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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