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Form 990-PFTax year 2025EIN 94-6100109

The Zaffaroni Foundation

A private foundation in Menlo Park, CA. Its return for tax year 2025 lists 4 grants and $16,000 paid in grants.

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

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

    $16,000

    Grants listed
    4
    Assets, end of year
    $2,693,357

  • Tax year 2024

    $285,000

    Grants listed
    3
    Assets, end of year
    $2,554,943

  • Tax year 2023

    $180,000

    Grants listed
    4
    Assets, end of year
    $2,671,411

  • Tax year 2022

    $370,000

    Grants listed
    8
    Assets, end of year
    $2,673,259

  • Tax year 2021

    $173,000

    Grants listed
    5
    Assets, end of year
    $2,903,455

  • Tax year 2020

    $185,000

    Grants listed
    7
    Assets, end of year
    $2,956,049

  • Tax year 2019

    $187,000

    Grants listed
    9
    Assets, end of year
    $3,023,304

  • Tax year 2018

    $164,500

    Grants listed
    8
    Assets, end of year
    $3,091,967

Grants paid in 2025

4 grants, largest first

As listed on the return.

  1. Stanford UniversityStanford, CA

    Research in dermatology

    $10,000
  2. Ashland Parks FoundationAshland, OR

    Gift in support of Forestry trail and open space

    $2,000
  3. From Hiroshima to HopeSeattle, WA

    Gift of support of program

    $2,000
  4. Peace HouseAshland, OR

    Gift in support of the empty bowls benifit

    $2,000

Where the money goes

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

  1. Education2 grants $12,00075% of the total
  2. Public affairs1 grant $2,00012% of the total
  3. Sports and recreation1 grant $2,00012% of the total

By State

Grants to organizations with a US address, latest year.

  1. California1 grant $10,000
  2. Oregon2 grants $4,000
  3. Washington1 grant $2,000

Officers, directors and trustees

3 people as filed

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

  • Lida ZaffaroniDIRECTOR Hours 0Pay $0
  • Dr Alejandro A ZaffaroniDIRECTOR Hours 0Pay $0
  • Leah ZaffaroniDIRECTOR Hours 0Pay $0

The return

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