Compensation 990
OrganizationsEmployeesBoard MembersGrantsContractorsTop RankingsPricing

Stay updated on 990 organization compensation

© 2026 Civic Register LLC

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.

About•Report a discrepancy•Your privacy choices
Employees Great Lakes Cancer Institute Don Kooy

Don Kooy

Trustee/director

Director at Great Lakes Cancer Institute

Fiscal year ended September 30, 2016. Published on January 24, 2026.

$1,157,325
2016

Total compensation

Don Kooy has been listed as an employee of Great Lakes Cancer Institute in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$1,157,325
Director
2016
$1.1M related
49.7 hrs/wk
$69k other
--

Total compensation by year

Compare the compensation of Don Kooy to:

2016

Other employees at Great Lakes Cancer Institute

Mark O'Halla
Director
$1,665,056
$0 from org$1,634,969 from related$30,087 other
David Mazurkiewicz
Senior Vice President and Chief Financial Officer
$1,406,131
$0 from org$1,379,015 from related$27,116 other
Dr Michael McKenna
Director
$1,166,791
$0 from org$1,139,816 from related$26,975 other
Barton Buxton
Director
$1,016,689
$0 from org$925,912 from related$90,777 other
Kevin Tompkins
Director
$832,492
$0 from org$775,286 from related$57,206 other
Clarence Sevillian
Director
$723,054
$0 from org$562,479 from related$160,575 other
William Lawrence
Director
$608,801
$0 from org$578,714 from related$30,087 other
Dr Justin Klamerus
President and Chief Executive Officer and Director
$514,507
$0 from org$490,271 from related$24,236 other
Loading rankings…
Loading related profiles…

Revisions to this profile

January 24, 2026:
2016 Great Lakes Cancer Institute 990 published

Get an email update when compensation for Don Kooy is updated

Related Jobs

View more jobs
Powered by Talroo
Report a discrepancy →

Other people named Don Kooy

2016
Employee
Don Kooy
McLaren Health Plan Community
$1,067,133
Employee
Don Kooy
Mclaren Flint
$1,065,658
Employee
Don Kooy
Mclaren Hospitality House
$1,065,658
Board Member
Don Kooy
Genesee Area Focus Fund
$0
Board Member
Don Kooy
Flint & Genesee Chamber of Commerce
$0