The Gertler Clark Foundation Inc

WESTON, MA EIN: 13-6122092

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.

Research compiled by Grantable AI from public sources. Last updated April 2026.

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

18states
+10 more states

Cities

Agoura HillsArcadiaArlingtonBeaufortBelmontBostonCambridgeCaryChelseaChicagoChilmarkConcordCulver CityCummingEast BostonFoxboroughFraminghamHanoverJamaica PlainJericho Center

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

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$212K$425K$637K$849K202020212022202320242025
Metric202520242023
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

$0$90K$180K$271K$361K45 grants202010 grants202149 grants202229 grants202337 grants202445 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

UNIVERSITY OF MASSACHUSE…$100KBOSTON UNIVERSITY$50KROOT CAPITAL$30KMYRIAD USA$25KSQUASHBUSTERS INC$25KSQUASH AND EDUCATION ALL…$13KCOMMUNITIES FOR RESTORAT…$10KJ2RC DANCES$10KLITTLE BELLAS$10KSONA GLOBAL LTD$10K

Grant Size Distribution

170 grants across all recorded years

166<$50K3$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

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).

RecipientPurposeAmount
AMERICAN FRIENDS OF UHN INC TORONTO WALK$250
AMERICANS FOR OXFORD NEW YORK, NYGENERAL$1,000
BELMONT HILL SCHOOL BELMONT, MAGENERAL$1,000
BIOMEDICAL SCIENCE CAREERS PROJECT INC BOSTON, MAGENERAL$500
BOSTON CHILDREN'S HOSPITAL BOSTON, MAEVERSOURCE WALK FOR KIDS$500
BOSTON UNIVERSITY BOSTON, MADAVID GREER MD FUND$50,000
BREAKTHROUGH T1D NEW YORK, NYGENERAL$100
BUZZARD'S BAY COALITION NEW BEDFORD, MAGENERAL$1,500
CAMBRIDGE IN AMERICA NEW YORK, NYGENERAL$3,000
CENTRO COMUNITARIO DE LOS TRABAJADORES NEW BEDFORD, MAEMERGENCY 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

JANE R CLARK MDPRESIDENT, EXECUTIVE DIREC$60K

From 2025 filing

NameTitleHoursCompensation
JANE R CLARK MDPRESIDENT, EXECUTIVE DIREC21$59,500
CLARK CHESSIN GERTLERVICE PRESIDENT4
CHARLES GARRISON GERTLERTREASURER1
JONATHAN P GERTLER MDSECRETARY3
ROGER D KAMM PHDBOARD MEMBER0.5
WILLIAM R GERTLERBOARD MEMBER4

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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