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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 Marin General Hospital Foundation Jon D Friedenberg

Jon D Friedenberg

Key employee

COO Through 5/2020 at Marin General Hospital Foundation

Fiscal year ended December 31, 2020. Published on January 24, 2026.

$917,224
2020

Total compensation

Jon D Friedenberg has been listed as an employee of Marin General Hospital Foundation in Form 990 filings since at least fiscal year 2016. Total compensation for Jon D Friedenberg has increased by 62.5% from 2016 to 2020.

Annual compensation details

$917,224
+50%
COO Through 5/2020
2020
$898k related
48 hrs/wk
$20k other
--
$611,438
-19.2%
Chief Operating Officer
2019
$563k related
48 hrs/wk
$49k other
--

Total compensation by year

Compare the compensation of Jon D Friedenberg to:

2020

Other employees at Marin General Hospital Foundation

Lee Domanico
Board Member/Mhmc CEO Through 8/2020
$1,458,760
$0 from org$1,413,113 from related$45,647 other
Eric Brettner
Chief Financial Officer
$538,256
$0 from org$490,412 from related$47,844 other
Elizabeth Kolcun
Board Member / President and CDO
$387,425
$0 from org$337,879 from related$49,546 other
David Klein, M.D.
Board Member/Mhmc CEO Start 9/2020
$357,507
$0 from org$353,965 from related$3,542 other
Helen Prinicpe, Rn
Board Member / Registered Nurse
$193,399
$0 from org$152,459 from related$40,940 other
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Revisions to this profile

January 24, 2026:
2020 Marin General Hospital Foundation 990 published
January 24, 2026:
2019 Marin General Hospital Foundation 990 published
January 24, 2026:
2018 Marin General Hospital Foundation 990 published

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