James Mcarthur

Ontario Power Generation/Supervising Nuclear Operator First Line Manager Assistant

2025 Salary

$215,196

Total compensation $224,363, including $9,167 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

#1,154

Ontario Power Generation

Years on List

2007–2025

Peak Salary

$215,196

2025

Full 2025 roster at Ontario Power Generation →·See where $215,196 ranks →

Total Compensation History

Total compensation, 2007–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2007–2025

$109,632 in 2007 is worth about $161,450 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$215,196	$9,167	$224,363
2024	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$206,368	$7,717	$214,084
2023	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$199,239	$7,531	$206,770
2022	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$180,533	$6,745	$187,278
2021	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$190,660	$6,054	$196,715
2020	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$181,671	$5,428	$187,099
2019	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$176,422	$4,693	$181,115
2018	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$172,509	$4,701	$177,210
2017	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$167,225	$5,219	$172,443
2016	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$163,205	$1,425	$164,631
2015	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$163,451	$1,418	$164,869
2014	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$159,596	$1,411	$161,007
2013	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$152,183	$1,394	$153,576
2012	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$160,922	$1,375	$162,297
2011	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$144,817	$1,359	$146,177
2010	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$143,692	$1,293	$144,985
2009	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$139,764	$1,244	$141,007
2008	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$113,398	$1,229	$114,626
2007	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$109,632	$1,133	$110,765

Take-Home Pay
(After Tax) · 2025 estimate

Of the $215,196 James Mcarthur earned in 2025, roughly $138,415 would remain after income tax, CPP and EI, an all-in deduction rate of about 35.7%. At Ontario Power Generation, 10,346 people made the 2025 list with a median salary of $161,066; James Mcarthur's total compensation of $224,363 ranked #1,154. James Mcarthur has appeared on the list 19 times since 2007. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$138,415
Effective income-tax rate (excl. CPP/EI): ~33.1%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~35.7%
vs. 2025 Supervising Nuclear Operator, FLM Assistant median: +13%

Where does $215,196 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