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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
2002–2025

$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$228,217Benefits $7,299Total $235,516
2024First Line Manager, Inspection and MaintenanceOntario Power Generation$269,543Benefits $6,633Total $276,176
2023First Line Manager, Inspection and MaintenanceOntario Power Generation$255,582Benefits $6,080Total $261,662
2022First Line Manager, Inspection and MaintenanceOntario Power Generation$182,650Benefits $5,747Total $188,397
2021First Line Manager, Inspection and MaintenanceOntario Power Generation$164,925Benefits $4,974Total $169,900
2020First Line Manager, Inspection and MaintenanceOntario Power Generation$230,321Benefits $4,462Total $234,782
2019First Line Manager, Inspection and MaintenanceOntario Power Generation$192,386Benefits $3,775Total $196,160
2018First Line Manager, Inspection and MaintenanceOntario Power Generation$199,808Benefits $4,052Total $203,860
2017First Line Manager, Inspection and MaintenanceOntario Power Generation$179,880Benefits $961Total $180,841
2016First Line Manager, Inspection and MaintenanceOntario Power Generation$203,788Benefits $951Total $204,740
2015First Line Manager, Inspection & MaintenanceOntario Power Generation$185,447Benefits $941Total $186,387
2014First Line Manager, Inspection and MaintenanceOntario Power Generation$183,579Benefits $824Total $184,403
2013First Line Manager, Inspection & MaintenanceOntario Power Generation$188,739Benefits $774Total $189,513
2012First Line Manager, Inspection & MaintenanceOntario Power Generation$197,921Benefits $754Total $198,674
2011First Line Manager, Inspection & MaintenanceOntario Power Generation$163,588Benefits $713Total $164,301
2010First Line Manager, Inspection & MaintenanceOntario Power Generation$167,641Benefits $609Total $168,250
2009First Line Manager, Inspection & MaintenanceOntario Power Generation$176,027Benefits $573Total $176,600
2008First Line Manager, Inspection & MaintenanceOntario Power Generation$140,970Benefits $570Total $141,539
2007First Line Manager, Inspection & MaintenanceOntario Power Generation$140,567Benefits $444Total $141,011
2006First Line Manager, Inspection & MaintenanceOntario Power Generation$118,535Benefits $458Total $118,993
2005FLM, Inspection & MaintenanceOntario Power Generation$136,156Benefits $330Total $136,486
2004FLM, ConstructionOntario Power Generation$132,355Benefits $0Total $132,355
2003Millwright Foreman - ConstructionOntario Power Generation$112,348Benefits $0Total $112,348
2002Millwright Journeyman - ConstructionOntario Power Generation$100,125Benefits $0Total $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) →