Mary and Kathleen Harriman Foundation

NEW YORK, NY EIN: 51-0193921

The Mary and Kathleen Harriman Foundation is a private foundation based in New York City, New York. The foundation is supported by investment returns and operates as an independent grantmaking organization.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$4.9M

+4.0% YoY

Annual Giving

$232K

-13.5% YoY

Grant Count

-6.8% YoY

Avg Grant Size

$6K

-7.1% YoY

Under IRS private-foundation payout rules, Mary and Kathleen Harriman Foundation reported a distributable amount of $272K for 2024 — 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 primary purpose is to support the study of international affairs. The foundation also makes grants in the areas of education, philanthropy, voluntarism, and health care.

Grantmaking

The foundation is an active grantmaker with recent grant activity in 2024.

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Geographic Focus

Where this funder awards grants

The foundation's grantmaking focuses primarily in New York, Massachusetts, and Idaho.

Grant Distribution by State

New York $473K (38%)

Idaho $149K (12%)

Massachusetts $109K (9%)

California $103K (8%)

Hawaii $98K (8%)

Maryland $72K (6%)

Vermont $62K (5%)

New Hampshire $56K (4%)

+10 more states

States

California Connecticut District of Columbia Hawaii Idaho Illinois Massachusetts Maryland Maine Michigan Montana North Carolina New Hampshire New York Virginia Vermont Washington West Virginia

Cities

Ann ArborAnnandaleAshevilleBostonBradfordBristolBrooklineBrooklynCalumet ParkCharlestownClumet ParkCoarsegoldConcordCornwallonthehudsonDavidsonDorchesterEast MeadowExeterGoshenHaiku

Financial History

Multi-year comparison from IRS filings

As of 2024:

Total assets: $4,898,527
Total revenues: $500,985
Total expenses: $312,341
Total liabilities: $0

As of 2023:

Total assets: $4.71 million
Total revenues: $284,000
Total expenses: $346,000

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$4,898,527	$4,709,883	$4,772,656
Revenue	$500,985	$283,573	$-7,492
Expenses	$312,341	$346,346	$372,554
Qualifying Distributions	$255,067	$294,355	$306,546
Net Investment Income	$440,322	$235,301	$51,747
Distributable Amount	$271,536	$264,325	$296,174

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 2024

Grant Size Distribution

210 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Center for Discovery Endowment Fund Inc ($21,000), Als Association Greater New York ($18,500), Montgomery County Humane Society ($16,000).

Recipient	Purpose	Amount
ALS ASSOCIATION GREATER NEW YORK NEW YORK, NY	GENERAL SUPPORT	$18,500
AMERICAN CIVIL LIBERTIES UNION NEW YORK, NY	GENERAL SUPPORT	$3,000
ANIMAL MEDICAL CENTER NEW YORK, NY	GENERAL SUPPORT	$1,000
BEST FRIENDS - LOS ANGELES LOS ANGELES, CA	GENERAL SUPPORT	$1,000
BLAINE COUNTY RECREATION DEPARTMENT HAILEY, ID	GENERAL SUPPORT	$1,500
BROOKLINE FOR RACIAL JUSTICE & EQUITY BROOKLINE, MA	GENERAL SUPPORT	$8,000
BROOKS SCHOOL NORTH ANDOVER, MA	GENERAL SUPPORT	$1,500
CENTER FOR DISCOVERY ENDOWMENT FUND INC HARRIS, NY	GENERAL SUPPORT	$21,000
CONCORD ACADEMY CONCORD, MA	GENERAL SUPPORT	$500
DAVIDSON COLLEGE DAVIDSON, NC	GENERAL SUPPORT	$2,000

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
BROOKS AMES	PRESIDENT	1	—
KATHERINE F CARROLL	VP	1	—
AVERELL H MORTIMER	TREASURER	1	—
LILY L MORTIMER	SECRETARY	1	—
ANNA T KORNICZKY	ASST. TREASURER	1	—
BARBARA O'CONNELL	ASST. SECRETARY	1	$2,997

Frequently Asked Questions

What does Mary and Kathleen Harriman Foundation fund?

The foundation's primary purpose is to support the study of international affairs. The foundation also makes grants in the areas of education, philanthropy, voluntarism, and health care.

How do I apply for a grant from Mary and Kathleen Harriman Foundation?

The foundation is an active grantmaker with recent grant activity in 2024. **Grant Characteristics:** • Typical award range: $500–$30,000 • Total giving in 2024: $231,500–$252,500 • Recent grantees have included The Center for Discovery Endowment Fund ($21,000), Montgomery County Humane Society ($16,000), and Mountain Humane ($15,000) The foundation made approximately 29 grants in 2024.

Where does Mary and Kathleen Harriman Foundation make grants?

The foundation's grantmaking focuses primarily in New York, Massachusetts, and Idaho.

What size grants does Mary and Kathleen Harriman Foundation award?

In 2024, Mary and Kathleen Harriman Foundation awarded 41 grants totaling $232K — an average of about $6K per grant, based on its IRS Form 990 filings.

How much is Mary and Kathleen Harriman Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Mary and Kathleen Harriman Foundation reported a distributable amount of $272K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Mary and Kathleen Harriman Foundation's EIN?

Mary and Kathleen Harriman Foundation's EIN (Employer Identification Number) is 51-0193921. IRS Form 990 filing data is available on this page for 2020–2024.