Christopher Williamson

Ontario Power Generation/Mechanical Technician

2025 Salary

$156,485

Total compensation $156,485, including $0 in taxable benefits.

Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page

At a Glance
2025

Employer Rank

#6,206

Ontario Power Generation

Years on List

2008–2025

Peak Salary

$179,507

2024

Full 2025 roster at Ontario Power Generation →·See where $156,485 ranks →

Total Compensation History

Total compensation, 2008–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2008–2025

$108,746 in 2008 is worth about $156,495 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$156,485Benefits $0Total $156,485	$0	$156,485
2024	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$179,507Benefits $0Total $179,507	$0	$179,507
2023	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$158,037Benefits $600Total $158,637	$600	$158,637
2021	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$165,665Benefits $5,810Total $171,475	$5,810	$171,475
2020	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$171,383Benefits $5,223Total $176,606	$5,223	$176,606
2019	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$131,914Benefits $4,534Total $136,449	$4,534	$136,449
2018	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$155,200Benefits $4,540Total $159,740	$4,540	$159,740
2017	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$138,623Benefits $5,023Total $143,646	$5,023	$143,646
2016	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$129,826Benefits $1,487Total $131,313	$1,487	$131,313
2015	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$125,662Benefits $1,476Total $127,138	$1,476	$127,138
2014	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$128,614Benefits $1,469Total $130,082	$1,469	$130,082
2013	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$121,182Benefits $1,451Total $122,633	$1,451	$122,633
2012	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$123,755Benefits $1,430Total $125,185	$1,430	$125,185
2011	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$123,009Benefits $1,386Total $124,395	$1,386	$124,395
2010	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$114,880Benefits $1,268Total $116,148	$1,268	$116,148
2009	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$101,738Benefits $1,222Total $102,960	$1,222	$102,960
2008	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$108,746Benefits $459Total $109,205	$459	$109,205

Take-Home Pay
(After Tax) · 2025 estimate

Christopher Williamson was paid $156,485 in 2025; after income tax, CPP and EI that is roughly $107,454, an effective income-tax rate of about 27.8%. It is down about 13% from the $179,507 paid in 2024. Christopher Williamson has appeared on the list 17 times since 2008. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$107,454
Effective income-tax rate (excl. CPP/EI): ~27.8%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~31.3%
vs. 2025 Mechanical Technician median: −1%

Where does $156,485 rank on the Sunshine List? →

Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.

Also at Ontario Power Generation
2025

Also at Ontario Power Generation, 2025
#	Name	Position	Salary	Total
1	Kenneth Hartwick	Special Advisor	$1,907,409	$1,910,992
2	Nicolle Butcher	President and Chief Executive Officer	$1,596,218	$1,598,309
3	Steve Gregoris	Chief Nuclear Officer	$1,092,855	$1,096,651
4	Aida Cipolla	Chief Financial Officer and Chief Administrative Officer	$1,013,496	$1,016,119
5	Subo Sinnathamby	Chief Projects Officer	$981,476	$985,253
6	Mark Knutson	Chief Enterprise Engineering and Chief Nuclear Engineer	$856,947	$859,793
7	Jon Franke	Senior Vice President Nuclear	$826,655	$828,637
8	Shelley Babin	Chief Operations Officer	$748,469	$750,849
9	Brenda Macdonald	Chief Commercial Officer	$727,479	$729,740
10	David Kaposi	Executive Vice President Investment Strategy and Business Development	$701,432	$703,541