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Form 990-PFTax year 2025EIN 30-0712271

Katherine Harding Wunder Foundation

A private foundation in Jupiter, FL. Its return for tax year 2025 lists 8 grants and $70,000 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

Accepts applications

The return gives an application contact and rules, as below.

Contact
William P Wunder Sr
16696 Narrows Drive
Jupiter, FL 33477
(561) 743-1336
Form and materials
In writing to the above mentioned address
Deadlines
None
Restrictions
None

Assets and giving by year

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

  • Tax year 2025

    $70,000

    Grants listed
    8
    Assets, end of year
    $1,763,847

  • Tax year 2024

    $55,000

    Grants listed
    10
    Assets, end of year
    $1,497,015

  • Tax year 2023

    $50,000

    Grants listed
    10
    Assets, end of year
    $1,254,422

  • Tax year 2022

    $50,000

    Grants listed
    9
    Assets, end of year
    $1,174,849

  • Tax year 2021

    $40,000

    Grants listed
    8
    Assets, end of year
    $1,088,792

  • Tax year 2020

    $33,000

    Grants listed
    8
    Assets, end of year
    $827,048

  • Tax year 2019

    $28,000

    Grants listed
    7
    Assets, end of year
    $730,440

  • Tax year 2018

    $22,000

    Grants listed
    7
    Assets, end of year
    $638,622

Grants paid in 2025

8 grants, largest first

As listed on the return.

  1. Jupiter Medical Center FoundationJupiter, FL

    General fund

    $15,000
  2. Destination TheatreAtlanta, GA

    General fund

    $15,000
  3. Your Dog's FriendRockville, MD

    General fund

    $14,000
  4. Maltz Jupiter TheatreJupiter, FL

    General fund

    $10,000
  5. JL CaresJupiter, FL

    General fund

    $5,000
  6. Angels Among US Pet RescueAlpharetta, GA

    General fund

    $5,000
  7. C&O Canal TrustWilliamsport, MD

    General fund

    $3,500
  8. Therapeutic Riding CenterGlenwood, MD

    General fund

    $2,500

Where the money goes

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

  1. Arts and culture2 grants $25,00040% of the total
  2. Animals2 grants $19,00030% of the total
  3. Philanthropy and grantmaking1 grant $15,00024% of the total
  4. Environment1 grant $3,5006% of the total

By State

Grants to organizations with a US address, latest year.

  1. Florida3 grants $30,000
  2. Georgia2 grants $20,000
  3. Maryland3 grants $20,000

Officers, directors and trustees

2 people as filed

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

  • Katherine H WunderPRESIDENT Hours 0Pay $0
  • William P Wunder SrSECRETARY/TR Hours 0Pay $0

The return

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