Douglas Preston was paid $199,707.80 in total compensation as Senior Manager Reliability Compliance at Ontario Power Generation in 2025, 100% above Ontario's $100,000.00 Sunshine List threshold.
Douglas Preston has appeared on the Ontario Sunshine List 8 times since 2018, earning $1.2M in combined disclosed pay — an average of $147,931.00 a year, up 92% over that span.
That is 17% above the average disclosed pay of $170,201.67 across 10,346 listed Ontario Power Generation employees.
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8 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 Douglas Preston's total compensation has moved across 8 years on the Ontario Sunshine List.
Year-by-year history
8 years on the Sunshine List.
| Year | Total Compensation | Change |
|---|---|---|
2025Latest★ Best | $199,707.80 | ▲ 11.7% |
2024 | $178,786.69 | ▲ 9.6% |
2023 | $163,131.65 | ▲ 7.9% |
2022 | $151,223.38 | ▲ 9.1% |
2021 | $138,648.57 | ▲ 8.6% |
2020 | $127,667.25 | ▲ 6.1% |
2019 | $120,326.75 | ▲ 15.7% |
2018First | $103,954.30 | — |
| 8 years total | $1.2M total | $147,931.00 avg |
The record
Source data and how to request a correction.
Employee details
- Position
- Senior Manager Reliability Compliance
- Employer
- Ontario Power Generation
- Sector
- —
- Province
- Ontario
- First appeared
- 2018
- Latest disclosure
- 2025
- Years on list
- 8
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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