William Lau

Ontario Power Generation/Nuclear Operator

2025 Salary

$151,141

Total compensation $157,635, including $6,494 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

#6,048

Ontario Power Generation

Years on List

2010–2025

Peak Salary

$200,088

2016

Full 2025 roster at Ontario Power Generation →·See where $151,141 ranks →

Total Compensation History

Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2010–2025

$133,475 in 2010 is worth about $188,125 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$151,141Benefits $6,494Total $157,635	$6,494	$157,635
2024	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$142,851Benefits $5,543Total $148,394	$5,543	$148,394
2023	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$137,116Benefits $5,435Total $142,551	$5,435	$142,551
2022	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$130,629Benefits $4,952Total $135,581	$4,952	$135,581
2021	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$130,435Benefits $4,514Total $134,949	$4,514	$134,949
2020	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$135,750Benefits $4,124Total $139,874	$4,124	$139,874
2019	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$147,657Benefits $5,778Total $153,435	$5,778	$153,435
2018	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$183,708Benefits $3,961Total $187,669	$3,961	$187,669
2017	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$183,140Benefits $6,684Total $189,824	$6,684	$189,824
2016	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$200,088Benefits $1,801Total $201,889	$1,801	$201,889
2015	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$160,503Benefits $1,732Total $162,235	$1,732	$162,235
2014	Ontario Power Generation	Authorized Nuclear Operator in Training - Nuclear OperatorOntario Power Generation	$152,380Benefits $1,722Total $154,101	$1,722	$154,101
2013	Ontario Power Generation	Authorized Nuclear Operator in Training - Nuclear OperatorOntario Power Generation	$153,807Benefits $1,679Total $155,485	$1,679	$155,485
2012	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$135,998Benefits $1,648Total $137,646	$1,648	$137,646
2011	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$165,491Benefits $1,609Total $167,100	$1,609	$167,100
2010	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$133,475Benefits $1,361Total $134,835	$1,361	$134,835

Take-Home Pay
(After Tax) · 2025 estimate

William Lau was paid $151,141 in 2025; after income tax, CPP and EI that is roughly $104,513, an effective income-tax rate of about 27.2%. That is about 6% more than the $142,851 paid in 2024. On total compensation of $157,635, William Lau ranked #6,048 of 10,346 disclosed at Ontario Power Generation that year, where the median salary was $161,066. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$104,513
Effective income-tax rate (excl. CPP/EI): ~27.2%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~30.9%
vs. 2025 Nuclear Operator median: −7%

Where does $151,141 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