The Wisconsin State Capitol

Form 990-PFTax year 2025EIN 39-6702648

Bart and Char Olson Foundation

A private foundation in Merrimac, WI. Its return for tax year 2025 lists 2 grants and $5,000 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

    $5,000

    Grants listed
    2
    Assets, end of year
    $191,887
  • Tax year 2024

    $5,000

    Grants listed
    2
    Assets, end of year
    $191,106
  • Tax year 2023

    $5,000

    Grants listed
    2
    Assets, end of year
    $189,033
  • Tax year 2022

    $5,000

    Grants listed
    1
    Assets, end of year
    $185,669
  • Tax year 2021

    $250

    Grants listed
    3
    Assets, end of year
    $235,604
  • Tax year 2020

    $5,350

    Grants listed
    3
    Assets, end of year
    $232,613
  • Tax year 2019

    $21,000

    Grants listed
    2
    Assets, end of year
    $232,027
  • Tax year 2018

    $1,300

    Grants listed
    9
    Assets, end of year
    $252,217

Grants paid in 2025

2 grants, largest first

As listed on the return.

  1. Merrimac United Methodist ChurchMerrimac, WI

    Charitable

    $2,500
  2. Riverland ConservancyMadison, WI

    Charitable

    $2,500

Where the money goes

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

  1. Philanthropy and grantmaking1 grant $2,500100% of the total

By State

Grants to organizations with a US address, latest year.

  1. Wisconsin2 grants $5,000

Officers, directors and trustees

3 people as filed

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

  • Bartlett OlsonTRUSTEE Hours 1Pay $0
  • Kirk OlsonTRUSTEE Hours 1Pay $0
  • Char OlsonTRUSTEE Hours 1Pay $0

The return

More foundations

Similar foundations

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

  1. Hennigan Family Foundation IncGreen Bay, WI 2 grants Preselected only $5,000 giving
  2. McGlynn Family Foundation IncFort Atkinson, WI 1 grant Preselected only $5,000 giving
  3. Joan D and John S Bell Charitable FoundationShorewood, WI 1 grant Preselected only $5,162 giving
  4. Brzezinski Family FundOconomowoc, WI 2 grants Preselected only $4,000 giving
  5. Tyler A Burcalow Charitable FoundationWaunakee, WI 1 grant Preselected only $3,500 giving