Graeme Mumberson was paid $172,063.41 in total compensation as Senior Manager External Reporting and Accounting Policy at Ontario Power Generation in 2025, 72% above Ontario's $100,000.00 Sunshine List threshold.
Graeme Mumberson has appeared on the Ontario Sunshine List 5 times since 2021, earning $669K in combined disclosed pay — an average of $133,802.00 a year, up 70% over that span.
That is 1% above the average disclosed pay of $170,201.67 across 10,346 listed Ontario Power Generation employees.
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5 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 Graeme Mumberson's total compensation has moved across 5 years on the Ontario Sunshine List.
Year-by-year history
5 years on the Sunshine List.
| Year | Total Compensation | Change |
|---|---|---|
2025Latest★ Best | $172,063.41 | ▲ 19.1% |
2024 | $144,432.37 | ▲ 6.2% |
2023 | $135,978.15 | ▲ 17.7% |
2022 | $115,543.82 | ▲ 14.4% |
2021First | $100,989.76 | — |
| 5 years total | $669K total | $133,802.00 avg |
The record
Source data and how to request a correction.
Employee details
- Position
- Senior Manager External Reporting and Accounting Policy
- Employer
- Ontario Power Generation
- Sector
- —
- Province
- Ontario
- First appeared
- 2021
- Latest disclosure
- 2025
- Years on list
- 5
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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