James Williams

Ontario Power Generation/First Line Manager, Chemical Laboratory

2025 Salary

$235,330

Total compensation $242,071, including $6,741 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

#767

Ontario Power Generation

Years on List

2006–2025

Peak Salary

$238,041

2023

Full 2025 roster at Ontario Power Generation →·See where $235,330 ranks →

Total Compensation History

Total compensation, 2006–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2006–2025

$113,567 in 2006 is worth about $170,923 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$235,330Benefits $6,741Total $242,071	$6,741	$242,071
2024	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$224,068Benefits $6,133Total $230,201	$6,133	$230,201
2023	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$238,041Benefits $5,623Total $243,664	$5,623	$243,664
2022	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$200,373Benefits $5,165Total $205,539	$5,165	$205,539
2021	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$215,044Benefits $4,613Total $219,657	$4,613	$219,657
2020	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$212,901Benefits $4,146Total $217,046	$4,146	$217,046
2019	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$198,884Benefits $3,510Total $202,394	$3,510	$202,394
2018	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$149,439Benefits $3,744Total $153,183	$3,744	$153,183
2017	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$152,695Benefits $911Total $153,606	$911	$153,606
2016	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$166,558Benefits $1,627Total $168,185	$1,627	$168,185
2015	Ontario Power Generation	First Line Manager, Chemical LaboratoryOntario Power Generation	$159,850Benefits $1,575Total $161,425	$1,575	$161,425
2014	Ontario Power Generation	Chemical Technician First Line Manager AssistantOntario Power Generation	$176,344Benefits $1,541Total $177,885	$1,541	$177,885
2013	Ontario Power Generation	Chemical Technician First Line Manager AssistantOntario Power Generation	$158,357Benefits $1,518Total $159,875	$1,518	$159,875
2012	Ontario Power Generation	Chemical Technician, First Line Manager AssistantOntario Power Generation	$161,509Benefits $1,469Total $162,978	$1,469	$162,978
2011	Ontario Power Generation	Chemical TechnicianOntario Power Generation	$126,086Benefits $1,414Total $127,500	$1,414	$127,500
2010	Ontario Power Generation	Chemical TechnicianOntario Power Generation	$143,874Benefits $1,325Total $145,198	$1,325	$145,198
2007	Ontario Power Generation	Chemical TechnicianOntario Power Generation	$104,771Benefits $1,166Total $105,937	$1,166	$105,937
2006	Ontario Power Generation	Chemical TechnicianOntario Power Generation	$113,567Benefits $1,462Total $115,029	$1,462	$115,029

Take-Home Pay
(After Tax) · 2025 estimate

Of the $235,330 James Williams earned in 2025, roughly $148,607 would remain after income tax, CPP and EI, an all-in deduction rate of about 36.9%. Compared with 2024, when the figure was $224,068, that is a rise of about 5%. That is about 11% above the 2025 median of $212,742 for First Line Manager Chemical Laboratory on the Sunshine List. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$148,607
Effective income-tax rate (excl. CPP/EI): ~34.5%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~36.9%
vs. 2025 First Line Manager Chemical Laboratory median: +11%

Where does $235,330 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