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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 St Francis Home of Williamsville Mark Sullivan

Mark Sullivan

OfficerTrustee/director

President and Chief Executive Officer at St Francis Home of Williamsville

Fiscal year ended December 31, 2023. Published on January 25, 2026.

$1,740,064
2023

Total compensation

Mark Sullivan has been listed as an employee of St Francis Home of Williamsville in Form 990 filings since at least fiscal year 2016. Total compensation for Mark Sullivan has increased by 49.1% from 2016 to 2023.

Annual compensation details

$1,740,064
+29.9%
President and Chief Executive Officer
2023
$1.6M related
55 hrs/wk
$105k other
--
$1,340,049
-0.2%
President and Chief Executive Officer
2022
$1.3M related
55 hrs/wk
$26k other
--

Total compensation by year

Compare the compensation of Mark Sullivan to:

2023

Other employees at St Francis Home of Williamsville

Joyce Markiewicz
Chief Business Development Officer,President and CEO
$1,168,362
$0 from org$1,086,472 from related$81,890 other
James M Garvey
Executive Vice President and Chief Operating Officer
$840,358
$0 from org$773,675 from related$66,683 other
David MacHolz
Chief Financial Officer
$752,385
$0 from org$672,043 from related$80,342 other
Hans Cassagnol
Executive Vice President, Chief Physician Officer
$718,041
$0 from org$655,794 from related$62,247 other
Martin Boryazak
Senior Vice President of Acute CARE and President of MHB
$654,068
$0 from org$597,531 from related$56,537 other
William Pryor
Executive Vice President, Chief Admin. Officer
$592,564
$0 from org$524,095 from related$68,469 other
Dr Michael Galang
Senior Vice President and Chief Information Officer
$586,616
$0 from org$513,743 from related$72,873 other
Charles Urlaub
Director
$561,880
$0 from org$486,698 from related$75,182 other
Lisa Cilano
Senior Vice President, RMC and Business Advisory
$467,152
$0 from org$352,866 from related$114,286 other
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Revisions to this profile

January 25, 2026:
2023 St Francis Home of Williamsville 990 published
January 25, 2026:
2022 St Francis Home of Williamsville 990 published
January 25, 2026:
2021 St Francis Home of Williamsville 990 published

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