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
Under IRS private-foundation payout rules, The Gertler Clark Foundation Inc reported a distributable amount of $361K for 2025 — the minimum it must pay out in qualifying distributions.
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
Among its reported 2025 grants, the largest include University of Massachusetts Foundation ($100,000), Boston University ($50,000), Root Capital ($30,000).
| Recipient | Purpose | Amount |
|---|---|---|
| AMERICAN FRIENDS OF UHN INC | TORONTO WALK | $250 |
| AMERICANS FOR OXFORD NEW YORK, NY | GENERAL | $1,000 |
| BELMONT HILL SCHOOL BELMONT, MA | GENERAL | $1,000 |
| BIOMEDICAL SCIENCE CAREERS PROJECT INC BOSTON, MA | GENERAL | $500 |
| BOSTON CHILDREN'S HOSPITAL BOSTON, MA | EVERSOURCE WALK FOR KIDS | $500 |
| BOSTON UNIVERSITY BOSTON, MA | DAVID GREER MD FUND | $50,000 |
| BREAKTHROUGH T1D NEW YORK, NY | GENERAL | $100 |
| BUZZARD'S BAY COALITION NEW BEDFORD, MA | GENERAL | $1,500 |
| CAMBRIDGE IN AMERICA NEW YORK, NY | GENERAL | $3,000 |
| CENTRO COMUNITARIO DE LOS TRABAJADORES NEW BEDFORD, MA | EMERGENCY FUND FOR FAMILIES | $500 |
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
Frequently Asked Questions
What does The Gertler Clark Foundation Inc fund?
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
How do I apply for a grant from The Gertler Clark Foundation Inc?
**Grant Amounts:** Typical awards range from $100 to $100,000. **Annual Giving:** The foundation distributed $336,664 in grants according to its most recent IRS Form 990 filing (2025). **Geographic Scope:** The foundation supports projects across various cities in the United States, with particular focus on Massachusetts, New York, and New Hampshire, though it also funds initiatives in states including Arizona, California, Connecticut, Delaware, District of Columbia, Georgia, Maryland, Maine, M…
Where does The Gertler Clark Foundation Inc make 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
What size grants does The Gertler Clark Foundation Inc award?
In 2025, The Gertler Clark Foundation Inc awarded 45 grants totaling $337K — an average of about $7K per grant, based on its IRS Form 990 filings.
How much is The Gertler Clark Foundation Inc required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, The Gertler Clark Foundation Inc reported a distributable amount of $361K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Gertler Clark Foundation Inc's EIN?
The Gertler Clark Foundation Inc's EIN (Employer Identification Number) is 13-6122092. IRS Form 990 filing data is available on this page for 2020–2025.
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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