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Corey Witkowski

Ontario Power Generation/First Line Manager, Inspection and Maintenance

2025 Salary

$228,217

Total compensation $235,516, including $7,299 in taxable benefits.

Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page

At a Glance
2025

Employer Rank

#876

Ontario Power Generation

Years on List

24

2002–2025

Peak Salary

$269,543

2024

Full 2025 roster at Ontario Power Generation·See where $228,217 ranks →

Total Compensation History

Total compensation by yearLine chart of 24 yearly values of total compensation, from $100,125 in 2002 to $235,516 in 2025.$100K$150K$200K$250K$300K200220072012201520202025
Total compensation, 2002–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
20022025

$100,125 in 2002 is worth about $164,405 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025First Line Manager, Inspection and MaintenanceOntario Power Generation$228,217
2024First Line Manager, Inspection and MaintenanceOntario Power Generation$269,543
2023First Line Manager, Inspection and MaintenanceOntario Power Generation$255,582
2022First Line Manager, Inspection and MaintenanceOntario Power Generation$182,650
2021First Line Manager, Inspection and MaintenanceOntario Power Generation$164,925
2020First Line Manager, Inspection and MaintenanceOntario Power Generation$230,321
2019First Line Manager, Inspection and MaintenanceOntario Power Generation$192,386
2018First Line Manager, Inspection and MaintenanceOntario Power Generation$199,808
2017First Line Manager, Inspection and MaintenanceOntario Power Generation$179,880
2016First Line Manager, Inspection and MaintenanceOntario Power Generation$203,788
2015First Line Manager, Inspection & MaintenanceOntario Power Generation$185,447
2014First Line Manager, Inspection and MaintenanceOntario Power Generation$183,579
2013First Line Manager, Inspection & MaintenanceOntario Power Generation$188,739
2012First Line Manager, Inspection & MaintenanceOntario Power Generation$197,921
2011First Line Manager, Inspection & MaintenanceOntario Power Generation$163,588
2010First Line Manager, Inspection & MaintenanceOntario Power Generation$167,641
2009First Line Manager, Inspection & MaintenanceOntario Power Generation$176,027
2008First Line Manager, Inspection & MaintenanceOntario Power Generation$140,970
2007First Line Manager, Inspection & MaintenanceOntario Power Generation$140,567
2006First Line Manager, Inspection & MaintenanceOntario Power Generation$118,535
2005FLM, Inspection & MaintenanceOntario Power Generation$136,156
2004FLM, ConstructionOntario Power Generation$132,355
2003Millwright Foreman - ConstructionOntario Power Generation$112,348
2002Millwright Journeyman - ConstructionOntario Power Generation$100,125

Take-Home Pay
(After Tax) · 2025 estimate

Of the $228,217 Corey Witkowski earned in 2025, roughly $145,039 would remain after income tax, CPP and EI, an all-in deduction rate of about 36.4%. At Ontario Power Generation, 10,346 people made the 2025 list with a median salary of $161,066; Corey Witkowski's total compensation of $235,516 ranked #876. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.

Estimated net pay
~$145,039
Effective income-tax rate (excl. CPP/EI)
~34.0%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~36.4%
vs. 2025 First Line Manager Inspection Maintenance median
+15%

Where does $228,217 rank on the Sunshine List? →

Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.

Also at Ontario Power Generation
2025

View all 10,346 employees at Ontario Power Generation (2025) →