Robert Mainwaring was paid $159,407.15 in total compensation as Senior Technical Engineer/Officer at Ontario Power Generation in 2025, 59% above Ontario's $100,000.00 Sunshine List threshold.
Robert Mainwaring has appeared on the Ontario Sunshine List 15 times since 2011, earning $2.0M in combined disclosed pay — an average of $132,402.00 a year, up 42% over that span.
That is 6% below the average disclosed pay of $170,201.67 across 10,346 listed Ontario Power Generation employees.
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15 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 Robert Mainwaring's total compensation has moved across 15 years on the Ontario Sunshine List.
Year-by-year history
15 years on the Sunshine List.
| Year | Total Compensation | Change |
|---|---|---|
2025Latest | $159,407.15 | ▼ 1.8% |
2024 | $162,307.66 | ▼ 3.1% |
2023★ Best | $167,496.65 | ▲ 15.1% |
2022 | $145,536.67 | ▲ 6.3% |
2021 | $136,878.92 | ▼ 2.0% |
2020 | $139,692.17 | ▲ 7.5% |
2019 | $129,967.41 | ▲ 1.4% |
2018 | $128,233.70 | ▼ 2.8% |
2017 | $131,873.56 | ▲ 8.2% |
2016 | $121,861.66 | ▲ 4.8% |
2015 | $116,277.64 | ▼ 0.6% |
2014 | $116,968.32 | ▲ 7.8% |
2013 | $108,500.28 | ▼ 0.3% |
2012 | $108,847.69 | ▼ 3.0% |
2011First | $112,184.51 | — |
| 15 years total | $2.0M total | $132,402.00 avg |
The record
Source data and how to request a correction.
Employee details
- Position
- Senior Technical Engineer/Officer
- Employer
- Ontario Power Generation
- Sector
- —
- Province
- Ontario
- First appeared
- 2011
- Latest disclosure
- 2025
- Years on list
- 15
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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