The Connecticut State Capitol

Form 990-PFTax year 2025EIN 20-8147488

Edward E Stone Foundation

A private foundation in Darien, CT. Its return for tax year 2025 lists 3 grants and $332,000 paid in grants.

Tax year 2025 (period ending Dec 31, 2025), 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

8 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2025

    $332,000

    Grants listed
    3
    Assets, end of year
    $3,534,507
  • Tax year 2024

    $380,000

    Grants listed
    6
    Assets, end of year
    $3,680,042
  • Tax year 2023

    $280,000

    Grants listed
    5
    Assets, end of year
    $3,787,078
  • Tax year 2022

    $380,000

    Grants listed
    5
    Assets, end of year
    $3,753,514
  • Tax year 2021

    $180,500

    Grants listed
    2
    Assets, end of year
    $4,405,477
  • Tax year 2020

    $284,262

    Grants listed
    6
    Assets, end of year
    $4,222,424
  • Tax year 2019

    $256,000

    Grants listed
    5
    Assets, end of year
    $4,470,375
  • Tax year 2018

    $222,000

    Grants listed
    4
    Assets, end of year
    $4,688,843

Grants paid in 2025

3 grants, largest first

As listed on the return.

  1. Friends Without a BorderNew York, NY

    General

    $220,000
  2. The Lake ClinicNew York, NY

    General

    $60,000
  3. Ponheary Ly FoundationAustin, TX

    Educational Enrichment

    $52,000

Where the money goes

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

  1. Education1 grant $220,00081% of the total
  2. Human services1 grant $52,00019% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York2 grants $280,000
  2. Texas1 grant $52,000

Officers, directors and trustees

2 people as filed

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

  • Wannisa Chaiyakode StoneTrustee Hours 3Pay $30,000
  • David B Himmelreichtrustee Hours 0.25Pay $0

The return

More foundations

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Same main cause (education), giving between a quarter and four times this foundation’s where possible, nearby first.

  1. 522 Foundation IncDarien, CT 33 grants Preselected only $385,601 giving
  2. Daniel P & Grace I Tully Charitable TrustDarien, CT 3 grants Preselected only $450,000 giving
  3. Louis F & Virginia C Bantle Charitable Foundation IncDarien, CT 56 grants Preselected only $468,239 giving
  4. Pieter and Yvette Eenkema Van Dijk FoundationDarien, CT 14 grants Preselected only $665,945 giving
  5. Fredericks Family FoundationDarien, CT 19 grants Preselected only $161,000 giving