Michael Koolhaas
$158,897.86asFirst Line Manager, Custodial Services+14.75%
Employed by Ontario Power Generation in 2025, according to Government of Ontario public salary records.
Salary Information
Historical salary and taxable benefits from 2017 to 2025.
Michael Koolhaas earned $158,897.86 as First Line Manager, Custodial Services at Ontario Power Generation in 2025, according to the Ontario Sunshine List. This represents a 14.75% increase over the previous year's reported salary. Michael Koolhaas has appeared on the Ontario Sunshine List 9 times between 2017 and 2025, with reported earnings peaking at $158,897.86 in 2025. In addition to salary, $986.08 in taxable benefits was disclosed for 2025. Ontario Power Generation reports under the Ontario Power Generation sector of Ontario's public sector salary disclosure.
Top earning First Line Manager, Custodial Servicess in Ontario Power Generation
| Name | Salary |
|---|---|
| Lisa Teixeira | $165,558.12 |
| Michael Koolhaas | $158,897.86 |
| Consuelo Pineiro-Martins | $149,687.17 |
Other employees at Ontario Power Generation
| Name | Position | Salary |
|---|---|---|
| Owais Nakhuda Work Control Team Leader | Work Control Team Leader | $158,934.72 |
| Annalea Anema Document Management and Administrative Analyst | Document Management and Administrative Analyst | $158,925.16 |
| Bradley Law Crane Operator | Crane Operator | $158,920.05 |
| Ashka Bhatt Senior Manager Treasury | Senior Manager Treasury | $158,913.08 |
| Gregory Martin Truck Driver – Radioactive Material Transport First Line Manager Assistant | Truck Driver – Radioactive Material Transport First Line Manager Assistant | $158,899.25 |
| Dean Olsen Plumber/Pipefitter Foreman – Construction | Plumber/Pipefitter Foreman – Construction | $158,896.87 |
| Srinivas Mamillapalli Senior Technical Engineer/Officer | Senior Technical Engineer/Officer | $158,885.56 |
| Michelle Saunders Civil Maintainer First Line Manager Assistant | Civil Maintainer First Line Manager Assistant | $158,884.69 |
| Mitchell Billard Electrical and Control Technician/Technologist | Electrical and Control Technician/Technologist | $158,880.09 |
| William Phillippi Mechanical Technician | Mechanical Technician | $158,879.02 |