Canada · Public Sector Salary DisclosureEdition 2025
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On the 2025 Sunshine List · 17 years

Marc St. Onge

Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance · Ontario Power Generation
2025 Total Compensation Paid
$109,916.88
▼ 31.1% since 2009

Marc St. Onge was paid $109,916.88 in total compensation as Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance at Ontario Power Generation in 2025, 10% above Ontario's $100,000.00 Sunshine List threshold.

Marc St. Onge has appeared on the Ontario Sunshine List 17 times since 2009, earning $2.6M in combined disclosed pay — an average of $150,675.00 a year, down 31% over that span.

That is 35% below the average disclosed pay of $170,201.67 across 10,346 listed Ontario Power Generation employees.

$109,916.88
Latest compensation
in 2025
$2.6M
Total compensation
across 17 years
$150,675.00
Average / year
while on Sunshine List
-31.1%
Career growth
since 2009
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FIG. 01

17 years on the list

Annual total compensation (CAD) — hover to inspect.

$95K$116K$138K$160K$182K20092010201120122013201420152016201720182019202020212022202320242025
FIG. 02

The career in numbers

Totals, averages, and the biggest moves — all total compensation.

A career, year by year.

How Marc St. Onge's total compensation has moved across 17 years on the Ontario Sunshine List.

Highest year2020 · $173,862.17
Lifetime total compensation$2.6M
Annual average$150,675.00
Total growth since 2009-31.1%
Biggest raise+15.0% (2013)
Biggest drop-27.2% (2022)
FIG. 03

Year-by-year history

17 years on the Sunshine List.

YearPositionTotal CompensationChange
2025Latest
Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$109,916.88▲ 3.0%
2024
Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$106,725.72▼ 4.2%
2023
$111,449.60▼ 11.8%
2022
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$126,383.09▼ 27.2%
2021
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$173,697.26▼ 0.1%
2020★ Best
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$173,862.17▲ 1.4%
2019
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$171,414.83▼ 1.2%
2018
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance$173,552.66▲ 10.6%
2017
Section Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance↑ role changed$156,979.38▼ 7.4%
2016
Section Manager, Fuel Handling Maintenance$169,605.46▲ 8.6%
2015
Section Manager, Fuel Handling Maintenance↑ role changed$156,161.34▼ 7.6%
2014
First Line Manager, Control / Mechanical↑ role changed$168,975.69▲ 11.0%
2013
First Line Manager, Control/Mechanical$152,288.23▲ 15.0%
2012
First Line Manager, Control/Mechanical$132,387.23▼ 17.1%
2011
First Line Manager, Control/Mechanical$159,625.88▲ 0.4%
2010
First Line Manager, Control/Mechanical↑ role changed$159,003.17▼ 0.3%
2009First
Mechanical Technician, First Line Manager Assistant$159,451.31
17 years total$2.6M total$150,675.00 avg
FIG. 04

The record

Source data and how to request a correction.

Employee details

Position
Manager, Tritium Removal Facility/Heavy Water Operations and Maintenance
Sector
Province
Ontario
First appeared
2009
Latest disclosure
2025
Years on list
17

Data source

Salary data is published annually by the Ontario government under the Public Sector Salary Disclosure Act. Only employees earning $100,000+ are disclosed.

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