Canada · Public Sector Salary DisclosureEdition 2025
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On the 2021 Sunshine List · 3 years

Mary Cecilia Williams

Commissioner / Commissaire · Ontario Securities Commission
2021 Total Compensation Paid
$141,750.00
▲ 26.5% since 2019

Mary Cecilia Williams was paid $141,750.00 in total compensation as Commissioner / Commissaire at Ontario Securities Commission in 2021, 42% above Ontario's $100,000.00 Sunshine List threshold.

Mary Cecilia Williams has appeared on the Ontario Sunshine List 3 times since 2019, earning $388K in combined disclosed pay — an average of $129,223.00 a year, up 27% over that span.

That is 23% below the average disclosed pay of $185,266.30 across 528 listed Ontario Securities Commission employees.

$141,750.00
Latest compensation
in 2021
$388K
Total compensation
across 3 years
$129,223.00
Average / year
while on Sunshine List
+26.5%
Career growth
since 2019
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FIG. 01

3 years on the list

Annual total compensation (CAD) — hover to inspect.

$107K$116K$126K$136K$145K201920202021
FIG. 02

The career in numbers

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

A career, year by year.

How Mary Cecilia Williams's total compensation has moved across 3 years on the Ontario Sunshine List.

Highest year2021 · $141,750.00
Lifetime total compensation$388K
Annual average$129,223.00
Total growth since 2019+26.5%
Biggest raise+19.5% (2020)
FIG. 03

Year-by-year history

3 years on the Sunshine List.

YearPositionTotal CompensationChange
2021Latest★ Best
Commissioner / Commissaire$141,750.00▲ 5.9%
2020
Commissioner / Commissaire$133,892.86▲ 19.5%
2019First
Commissioner / Commissaire$112,025.39
3 years total$388K total$129,223.00 avg
FIG. 04

The record

Source data and how to request a correction.

Employee details

Position
Commissioner / Commissaire
Sector
Crown Agencies
Province
Ontario
First appeared
2019
Latest disclosure
2021
Years on list
3

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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