Peter and Anna Kolchinsky Foundation

Foundation · Grantmaker PORTSMOUTH, NH EIN: 85-4079895

The Peter and Anna Kolchinsky Foundation is a private foundation based in Portsmouth, New Hampshire. Established in 2022, the foundation operates as a 501(c)(3) organization with a focus on philanthropic grantmaking across the United States.

Key facts about Peter and Anna Kolchinsky Foundation

EIN: 85-4079895
Latest 990 filing: Form 990-PF, 2024
Annual giving (2024): $3,000,000
Grants made (2024): 12
Average grant: $250,000
Median grant: $75,000
Total assets: $38,396,019
Primary geography: Massachusetts (93% of itemized 2024 grant dollars)
Accepts unsolicited proposals: No
How to apply: The foundation operates on an invite-only basis and does not accept unsolicited applications.

Data from IRS Form 990-PF, 2024; updated June 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Who Peter and Anna Kolchinsky Foundation funds

By grant dollars, the top recipient states for Peter and Anna Kolchinsky Foundation's 12 itemized 2024 grants were Massachusetts (93%). The most frequent recipient cities were Boston, MA (3 grants). 75% of grants with a stated purpose were for general or operating support.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$38.4M

+42.9% YoY

Annual Giving

$3.0M

-2.5% YoY

Grant Count

+9.1% YoY

Avg Grant Size

$250K

-10.7% YoY

Under IRS private-foundation payout rules, Peter and Anna Kolchinsky Foundation reported a distributable amount of $2.4M 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 focus areas include:

Philanthropy and grantmaking
Education
Human services
Community and civic engagement
Wildlife conservation

Grantmaking

The foundation operates on an invite-only basis and does not accept unsolicited applications. It only makes contributions to preselected charitable organizations.

Grant Range

$50,000–$100,000

How to Apply

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Geographic Focus

Where this funder awards grants

The foundation provides funding across multiple U.S. states and regions, with particular concentration in:

Massachusetts
New York
Florida
California
Colorado
Connecticut
Pennsylvania
Texas
Virginia
Washington, D.C.

Grant Distribution by State

Massachusetts $2.8M (93%)

California $100K (3%)

Florida $50K (2%)

New York $50K (2%)

Share of all 12 itemized 2024 grant dollars.

States

California Colorado Connecticut District of Columbia Florida Massachusetts New York Pennsylvania Texas Virginia

Cities

BostonCarlisleFlorenceKey BiscayneConcordDenverJamaica PlainMarlboroughActonAndoverBryn MawrDallasFairfieldGloucesterLos AngelesManhattanMcleanMedwayNew YorkNew York City

Financial History

Multi-year comparison from IRS filings

Assets & Revenue (2023):

Total assets: $26.9 million (2023); $38.4 million (2024)
Total revenue: $2.4 million (2023)
Total expenses: $3.4 million (2023)
Annual giving rate: approximately 11.5% of assets

Historical Growth:

Total assets grew from $29.4 million (2020) to $38.4 million (2024)
Annual giving increased from $1.8 million (2021) to $4.9 million (2022)

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$38,396,019	$26,871,116	$27,874,290
Revenue	$14,971,910	$2,424,190	$-2,241,673
Expenses	$3,447,007	$3,427,364	$2,771,755
Qualifying Distributions	$3,033,478	$3,093,976	$2,504,994
Net Investment Income	$14,591,300	$2,091,012	—
Distributable Amount	$2,422,665	$2,405,082	$2,370,938

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

46 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest recipients include Representus Education Fund ($1,000,000), Nashoba Brooks School ($750,000), Familyaid Boston ($400,000).

Recipient	Purpose	Amount
REPRESENTUS EDUCATION FUND FLORENCE, MA	SUPPORT FOR CAMPAIGN ACCELERATOR	$1,000,000
NASHOBA BROOKS SCHOOL CONCORD, MA	SUPPORT FOR ROBOTICS PROGRAM	$750,000
FAMILYAID BOSTON BOSTON, MA	GENERAL OPERATING SUPPORT	$400,000
WELLESLEY COLLEGE WELLESLEY, MA	GENERAL OPERATING SUPPORT	$320,000
MASSACHUSETTS SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS BOSTON, MA	SUPPORT FOR EDUCATIONAL EXPENSES OF ADVOCACY DEPARTMENT	$220,000
THE USC SCHAEFFER CENTER LOS ANGELES, CA	GENERAL OPERATING SUPPORT	$100,000
ICU BABY INC KEY BISCAYNE, FL	GENERAL OPERATING SUPPORT	$50,000
MAYDAY MEDICINE INC MANHATTAN, NY	GENERAL OPERATING SUPPORT	$50,000
WELCOMENST MARLBOROUGH, MA	GENERAL OPERATING SUPPORT	$50,000
WELLSPRING HOUSE INC GLOUCESTER, MA	GENERAL OPERATING SUPPORT	$25,000

Leadership & Key People

Leadership team and compensation from IRS filings

The foundation is led by:

Peter Kolchinsky – Director (serves without compensation)
Anna Kolchinsky – Director (serves without compensation)

Both directors serve on a limited-staffing basis with minimal time commitment.

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
PETER KOLCHINSKY	DIRECTOR	1	—
ANNA KOLCHINSKY	DIRECTOR	1	—

Subject Areas

Focus areas based on grantmaking activity

Philanthropy, Voluntarism & Grantmaking

Frequently Asked Questions

What does Peter and Anna Kolchinsky Foundation fund?

The foundation's primary focus areas include: • Philanthropy and grantmaking • Education • Human services • Community and civic engagement • Wildlife conservation

How do I apply for a grant from Peter and Anna Kolchinsky Foundation?

**Grant Activity:** • Annual giving ranges from approximately $2.5 million to $3.4 million • Grant amounts typically range from $1,000 to $1,050,000 • Median grant size: $50,000–$100,000 • The foundation has made multiple grants annually, with 11–16 grants per year in recent filings **Application Process:** The foundation operates on an invite-only basis and does not accept unsolicited applications. It only makes contributions to preselected charitable organizations. **Recent Grantees (2023):**…

Where does Peter and Anna Kolchinsky Foundation make grants?

The foundation provides funding across multiple U.S. states and regions, with particular concentration in: • Massachusetts • New York • Florida • California • Colorado • Connecticut • Pennsylvania • Texas • Virginia • Washington, D.C.

What size grants does Peter and Anna Kolchinsky Foundation award?

In 2024, Peter and Anna Kolchinsky Foundation awarded 12 grants totaling $3.0M — an average of about $250K per grant, based on its IRS Form 990 filings.

How much is Peter and Anna Kolchinsky Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Peter and Anna Kolchinsky Foundation reported a distributable amount of $2.4M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Peter and Anna Kolchinsky Foundation's EIN?

Peter and Anna Kolchinsky Foundation's EIN (Employer Identification Number) is 85-4079895. IRS Form 990 filing data is available on this page for 2020–2024.

Does Peter and Anna Kolchinsky Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. The foundation operates on an invite-only basis and does not accept unsolicited applications.