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Ontario Sunshine List Explorer — Public Sector Salary Disclosure Data

Leslie McWilliams

Senior Vice President Nuclear Sustainability · Ontario Power Generation

Ontario Power Generation

Data sourced from the Ontario Public Sector Salary Disclosure. This site is independent and not affiliated with any government. Always verify against the official source.

$450K

Current Salary

2025

$451K

Total Comp.

Incl. $1,281 benefits

16

Years on List

2005–2025

+291.0%

Salary Growth

2005–2025

Salary Over Time

+$43,528 vs previous year

Salary Ranking (2025)

Sector avg $170,459 · Range $100K\u2013$1.9M

Overall (all sectors)100th percentile
Within Ontario Power Generation100th percentile

Earns more than 100% of disclosed employees.

Year-by-Year History

2025

Senior Vice President Nuclear Sustainability

Ontario Power Generation

$449,549

+$43,528

2024

Deputy Site Vice President

Ontario Power Generation

$406,021

+$18,883

2023

Vice President Inspection and Maintenance

Ontario Power Generation

$387,138

+$101,626

2022

Vice President Inspection and Maintenance

Ontario Power Generation

$285,512

+$35,278

2021

Vice President Inspection and Reactor Innovation

Ontario Power Generation

$250,234

+$24,180

2020

Vice President Inspection and Reactor Innovation

Ontario Power Generation

$226,054

+$19,040

2019

Director Centre-Led Functional Area Manager Work Management

Ontario Power Generation

$207,014

+$6,413

2018

Director Centre-Led Functional Area Manager Work Management

Ontario Power Generation

$200,601

+$14,044

2017

Department Manager, Outage

Ontario Power Generation

$186,558

-$8,335

2016

Department Manager, Outage

Ontario Power Generation

$194,893

+$39,171

2015

Manager Chemistry & Environment

Ontario Power Generation

$155,722

+$4,008

2014

Section Manager, Outage

Ontario Power Generation

$151,714

+$1,088

2012

Section Manager, Outage

Ontario Power Generation

$150,626

-$29,828

2007

Section Manager, Outage

Ontario Power Generation

$180,453

+$51,472

2006

Section Manager, Outage

Ontario Power Generation

$128,982

+$14,007

2005

System Window Coordinator

Ontario Power Generation

$114,975

Career Changes Detected

  • · New role: Section Manager, Outage (2006)
  • · New role: Manager Chemistry & Environment (2015)
  • · New role: Department Manager, Outage (2016)
  • · New role: Director Centre-Led Functional Area Manager Work Management (2018)
  • · New role: Vice President Inspection and Reactor Innovation (2020)
  • · New role: Vice President Inspection and Maintenance (2022)
  • · New role: Deputy Site Vice President (2024)
  • · New role: Senior Vice President Nuclear Sustainability (2025)