The Illinois State Capitol

Form 990-PFTax year 2025EIN 36-3484258

Gantz Family Foundation

A private foundation in Winnetka, IL. Its return for tax year 2025 lists 12 grants and $402,500 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

    $402,500

    Grants listed
    12
    Assets, end of year
    $0
  • Tax year 2024

    $356,000

    Grants listed
    15
    Assets, end of year
    $395,338
  • Tax year 2023

    $776,000

    Grants listed
    18
    Assets, end of year
    $725,485
  • Tax year 2022

    $716,000

    Grants listed
    19
    Assets, end of year
    $1,460,180
  • Tax year 2021

    $3,816,500

    Grants listed
    27
    Assets, end of year
    $2,156,910
  • Tax year 2020

    $2,285,000

    Grants listed
    31
    Assets, end of year
    $5,450,375
  • Tax year 2019

    $2,066,250

    Grants listed
    29
    Assets, end of year
    $6,519,845
  • Tax year 2018

    $1,743,836

    Grants listed
    29
    Assets, end of year
    $7,858,684

Grants paid in 2025

12 grants, largest first

As listed on the return.

  1. Boys and Girls Clubs of ChicagoChicago, IL

    General charitable

    $115,000
  2. The Field Museum of Natural HistoryChicago, IL

    General charitable

    $100,500
  3. Holy Family MinistriesWestchester, IL

    General charitable

    $50,000
  4. Window to the World Communications IncChicago, IL

    General charitable

    $35,000
  5. Church of the Holy ComforterKenilworth, IL

    General charitable

    $27,000
  6. American National Red Cross & Its Constituent Chapters and BranchesWashington, DC

    General charitable

    $15,000
  7. Cystic Fibrosis FoundationBethesada, MD

    General charitable

    $15,000
  8. Happ FoundationHighland Park, IL

    General charitable

    $10,000
  9. Brain Reseach FoundationChicago, IL

    General charitable

    $10,000
  10. Music Institute of ChicagoEvanston, IL

    General charitable

    $10,000
  11. Wake Forest UniversityWinstonsalem, NC

    General charitable

    $10,000
  12. Northwestern UniversityEvanston, IL

    General charitable

    $5,000

Where the money goes

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

  1. Arts and culture3 grants $145,50043% of the total
  2. Youth development1 grant $115,00034% of the total
  3. Education2 grants $60,00018% of the total
  4. Human services1 grant $15,0004% of the total
  5. Sports and recreation1 grant $5,0001% of the total

By State

Grants to organizations with a US address, latest year.

  1. Illinois9 grants $362,500
  2. District of Columbia1 grant $15,000
  3. Maryland1 grant $15,000
  4. North Carolina1 grant $10,000

Officers, directors and trustees

5 people as filed

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

  • Wilbur GantzPRESIDENT/DIRECTOR Hours 0Pay $0
  • Linda GantzVICE PRESIDENT Hours 0Pay $0
  • Matthew GantzDIRECTOR Hours 0Pay $0
  • Leslie McLamoreTREASURER/DIRECTOR Hours 1Pay $0
  • Caroline BurnsDIRECTOR Hours 1Pay $0

The return

More foundations

Similar foundations

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

  1. Glerum Family FoundationWinnetka, IL 20 grants Preselected only $413,133 giving
  2. Eisen Family FoundationWinnetka, IL 7 grants Accepts applications $256,000 giving
  3. Craig J Umans Family FoundationWinnetka, IL 3 grants Preselected only $216,000 giving
  4. Ross Family FoundationWinnetka, IL 16 grants Preselected only $118,994 giving
  5. Sargent Family FoundationWinnetka, IL 61 grants Preselected only $1,530,000 giving