Mark Demczak was paid $261,739.64 in total compensation as Authorization Training Supervisor at Ontario Power Generation in 2025, 162% above Ontario's $100,000.00 Sunshine List threshold.
Mark Demczak has appeared on the Ontario Sunshine List 14 times since 2012, earning $2.5M in combined disclosed pay — an average of $176,120.00 a year, up 145% over that span.
That is 54% above the average disclosed pay of $170,201.67 across 10,346 listed Ontario Power Generation employees.
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14 years on the list
Annual total compensation (CAD) — hover to inspect.
The career in numbers
Totals, averages, and the biggest moves — all total compensation.
A career, year by year.
How Mark Demczak's total compensation has moved across 14 years on the Ontario Sunshine List.
Year-by-year history
14 years on the Sunshine List.
| Year | Total Compensation | Change |
|---|---|---|
2025Latest★ Best | $261,739.64 | ▲ 11.2% |
2024 | $235,312.70 | ▼ 7.9% |
2023 | $255,486.37 | ▲ 22.9% |
2022 | $207,814.87 | ▲ 14.4% |
2021 | $181,618.96 | ▲ 4.3% |
2020 | $174,109.49 | ▲ 7.8% |
2019 | $161,466.27 | ▲ 1.0% |
2018 | $159,856.10 | ▲ 4.0% |
2017 | $153,748.12 | ▲ 3.5% |
2016 | $148,520.03 | ▲ 3.1% |
2015 | $144,115.18 | ▲ 5.6% |
2014 | $136,439.68 | ▼ 1.6% |
2013 | $138,699.50 | ▲ 29.9% |
2012First | $106,753.25 | — |
| 14 years total | $2.5M total | $176,120.00 avg |
The record
Source data and how to request a correction.
Employee details
- Position
- Authorization Training Supervisor
- Employer
- Ontario Power Generation
- Sector
- —
- Province
- Ontario
- First appeared
- 2012
- Latest disclosure
- 2025
- Years on list
- 14
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.
Name removal
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