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Form 990-PFTax year 2025EIN 03-6103976

Jeffrey Cook Charitable Trust

A private foundation in Boston, MA. Its return for tax year 2025 lists 4 grants and $4.1 million paid in grants.

See which foundations fund work like yours Matching by cause, place and grant size

Tax year 2025 (period ending May 31, 2026), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

7 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2025

    $4,108,946

    Grants listed
    4
    Assets, end of year
    $0

  • Tax year 2024

    $128,263

    Grants listed
    3
    Assets, end of year
    $4,087,957

  • Tax year 2023

    $111,450

    Grants listed
    4
    Assets, end of year
    $2,875,750

  • Tax year 2022

    $159,450

    Grants listed
    4
    Assets, end of year
    $2,661,234

  • Tax year 2021

    $106,962

    Grants listed
    5
    Assets, end of year
    $2,899,231

  • Tax year 2020

    $120,665

    Grants listed
    7
    Assets, end of year
    $2,831,770

  • Tax year 2019

    $106,500

    Grants listed
    6
    Assets, end of year
    $2,856,592

Grants paid in 2025

4 grants, largest first

As listed on the return.

  1. Kounkuey Design InitiativeLos Angeles, CA

    Grant pursuant to a grant agreement

    $2,108,946
  2. Healthy Aquatics Marine Institute of Florida (DBA Reef Institute)West Palm Beach, FL

    Grant pursuant to an endowment agreement

    $1,000,000
  3. Associates of the University of TorontoNew York, NY

    Grant pursuant to an endowment agreement

    $500,000
  4. ASU FoundationTempe, AZ

    Grant pursuant to a gift agreement

    $500,000

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. International aid1 grant $2,108,94681% of the total
  2. Education1 grant $500,00019% of the total

By State

Grants to organizations with a US address, latest year.

  1. California1 grant $2,108,946
  2. Florida1 grant $1,000,000
  3. Arizona1 grant $500,000
  4. New York1 grant $500,000

Officers, directors and trustees

3 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Lawrence B CohenTRUSTEE Hours 1Pay $39,703
  • Rachel FletcherTRUSTEE Hours 1Pay $0
  • William B RobertsTRUSTEE Hours 1Pay $13,102

The return

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