Mark Mawhiney
$208,330.74asFirst Line Manager, Inspection and Maintenance-10.85%
Employed by Ontario Power Generation in 2025, according to Government of Ontario public salary records.
Salary Information
Historical salary and taxable benefits from 2006 to 2025.
Mark Mawhiney earned $208,330.74 as First Line Manager, Inspection and Maintenance at Ontario Power Generation in 2025, according to the Ontario Sunshine List. This represents a 10.85% decrease from the previous year's reported salary. Mark Mawhiney has appeared on the Ontario Sunshine List 18 times between 2006 and 2025, with reported earnings peaking at $233,698.26 in 2024. In addition to salary, $8,191.71 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, Inspection and Maintenances in Ontario Power Generation
| Name | Salary |
|---|---|
| Robert Semenzow | $274,898.61 |
| Michael Mirsch | $265,653.38 |
| Nathan Wilson | $249,412.88 |
| Adam Madott | $247,368.39 |
| Steve Brixhe Bercik | $245,098.35 |
| Craig Zaluski | $230,307.70 |
| Richard Chow | $229,466.98 |
| Corey Witkowski | $228,216.99 |
| Eric Norrmalm | $224,105.22 |
| Tahir Hussain Shaikh | $222,757.17 |
Other employees at Ontario Power Generation
| Name | Position | Salary |
|---|---|---|
| Martin Verberk Nuclear Operator | Nuclear Operator | $208,490.14 |
| Antonio Sorrenti Mechanical Technician First Line Manager Assistant | Mechanical Technician First Line Manager Assistant | $208,461.48 |
| Himadri Das Senior Technical Engineer/Officer | Senior Technical Engineer/Officer | $208,403.74 |
| Kyle Nooyen Mechanical Technician First Line Manager Assistant | Mechanical Technician First Line Manager Assistant | $208,397.51 |
| Timothy Hanlon Nuclear Waste Operator | Nuclear Waste Operator | $208,333.26 |
| Behrouz Amirghassemi Senior Manager Engineering | Senior Manager Engineering | $208,276.01 |
| Craig Leask Field Shift Operating Supervisor | Field Shift Operating Supervisor | $208,240.09 |
| Joseph Fierro Section Head Information Systems | Section Head Information Systems | $208,220.74 |
| Robert Vlcko First Line Manager, Control/Mechanical | First Line Manager, Control/Mechanical | $208,151.45 |
| Preveen Ravichandran First Line Manager – Performance and Testing | First Line Manager – Performance and Testing | $208,122.39 |