The Wisconsin State Capitol

Form 990-PFTax year 2025EIN 39-1999556

Matrix Foundation

A private foundation in Mequon, WI. Its return for tax year 2025 reports $85,000 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

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

    $85,000

    Grants listed
    In an attachment
    Assets, end of year
    $990,659
  • Tax year 2024

    $85,000

    Grants listed
    In an attachment
    Assets, end of year
    $303,901
  • Tax year 2023

    $85,000

    Grants listed
    In an attachment
    Assets, end of year
    $373,266
  • Tax year 2022

    $90,000

    Grants listed
    1
    Assets, end of year
    $240,692
  • Tax year 2021

    $85,000

    Grants listed
    1
    Assets, end of year
    $319,082
  • Tax year 2020

    $85,000

    Grants listed
    1
    Assets, end of year
    $396,631
  • Tax year 2019

    $85,000

    Grants listed
    In an attachment
    Assets, end of year
    $275,968
  • Tax year 2018

    $85,000

    Grants listed
    In an attachment
    Assets, end of year
    $341,970

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: $85,000 in all.

Officers, directors and trustees

1 person as filed

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

  • Elaine D MarshallTRUSTEE Hours 0Pay $0

The return

More foundations

Other foundations in Wisconsin

  1. James and Karen Hyde Foundation IncDousman, WI 9 grants Preselected only $85,000 giving
  2. Austin Family Foundation IncWalworth, WI 4 grants Preselected only $85,000 giving
  3. Hurckman Family Foundation IncGreen Bay, WI 46 grants Accepts applications $84,937 giving
  4. Bigley FoundationDeforest, WI 7 grants Preselected only $85,100 giving
  5. James Wheeler Campbell Memorial Foundation IncMequon, WI 25 grants Preselected only $84,750 giving