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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees The Mosakowski Family Charitable Foundation William Mosakowski

William Mosakowski

Trustee at The Mosakowski Family Charitable Foundation

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$0
2024

Total compensation

William Mosakowski has been listed as an employee of The Mosakowski Family Charitable Foundation in Form 990 filings since fiscal year 2020.

Annual compensation details

$0
-100%
Trustee
2024
$143,534
Trustee
2023
$134k
2 hrs/wk
$11k
--
$0
Trustee
2022
$0
Trustee
2021
$0
Trustee
2020

Total compensation by year

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Revisions to this profile

January 25, 2026:
2024 The Mosakowski Family Charitable Foundation 990 published
January 25, 2026:
2023 The Mosakowski Family Charitable Foundation 990 published
January 25, 2026:
2022 The Mosakowski Family Charitable Foundation 990 published

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2024

Other employees at The Mosakowski Family Charitable Foundation

Rachel Mosakowski
Director
$147,779
$136,463 —$11,316
Jane Mosakowski
Trustee
$0

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