The Florida State Capitol

Form 990-PFTax year 2025EIN 35-2260044

William and Kathy Doyle Foundation

A private foundation in Coconut Grove, FL. Its return for tax year 2025 reports $1,000 paid in grants, listed in an attachment that is not in the e-file.

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

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

    $1,000

    Grants listed
    In an attachment
    Assets, end of year
    $18,285,093
  • Tax year 2024

    $25,000

    Grants listed
    In an attachment
    Assets, end of year
    $13,152,037
  • Tax year 2023

    $1,200

    Grants listed
    In an attachment
    Assets, end of year
    $8,849,116
  • Tax year 2022

    $515,800

    Grants listed
    In an attachment
    Assets, end of year
    $5,438,244
  • Tax year 2021

    $550,000

    Grants listed
    In an attachment
    Assets, end of year
    $7,540,804
  • Tax year 2020

    $616,000

    Grants listed
    In an attachment
    Assets, end of year
    $6,892,647

Grants paid in 2025

Grants listed in an attachment (not in the e-file)

As listed on the return.

  1. This return lists its grants in an attachment that is not in the IRS e-file: $1,000 in all.

Officers, directors and trustees

3 people as filed

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

  • William J DoyleDIRECTOR, PRESIDENT & Trea Hours 0.5Pay $0
  • Kathy A DoyleDIRECTOR, SECRETARY Hours 0Pay $0
  • Erin DoyleDIRECTOR Hours 0Pay $0

The return

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  4. Giuliana C & John D Koch FoundationPalm Beach, FL 1 grant Preselected only $1,000 giving
  5. Mary C Smith Charitable Autism TrustMelbourne Beach, FL 2 grants Accepts applications $1,000 giving