John Humphreys

Ontario Power Generation/Supervising Nuclear Operator First Line Manager Assistant

2024 Salary — last year on the list

$221,938

Total compensation $229,399, including $7,461 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
2024

Employer Rank

#959

Ontario Power Generation

Years on List

2002–2024

Peak Salary

$221,938

2024

Full 2024 roster at Ontario Power Generation →·See where $221,938 ranks →

Total Compensation History

Total compensation, 2002–2024. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2002–2024

$108,589 in 2002 is worth about $178,303 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2024	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$221,938Benefits $7,461Total $229,399	$7,461	$229,399
2023	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$172,710Benefits $7,660Total $180,370	$7,660	$180,370
2022	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$152,185Benefits $6,868Total $159,053	$6,868	$159,053
2021	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$157,493Benefits $6,177Total $163,670	$6,177	$163,670
2020	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$154,958Benefits $5,548Total $160,506	$5,548	$160,506
2019	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$148,782Benefits $4,811Total $153,593	$4,811	$153,593
2018	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$148,941Benefits $4,815Total $153,756	$4,815	$153,756
2017	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$145,037Benefits $5,333Total $150,369	$5,333	$150,369
2016	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$145,613Benefits $1,538Total $147,151	$1,538	$147,151
2015	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$149,063Benefits $1,529Total $150,593	$1,529	$150,593
2014	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$141,353Benefits $1,522Total $142,874	$1,522	$142,874
2013	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$147,167Benefits $1,501Total $148,668	$1,501	$148,668
2012	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$135,894Benefits $1,480Total $137,373	$1,480	$137,373
2011	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$148,109Benefits $1,461Total $149,571	$1,461	$149,571
2010	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$134,486Benefits $1,367Total $135,853	$1,367	$135,853
2007	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$146,943Benefits $1,246Total $148,189	$1,246	$148,189
2006	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$118,318Benefits $1,651Total $119,968	$1,651	$119,968
2005	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$125,217Benefits $584Total $125,801	$584	$125,801
2003	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$130,665Benefits $459Total $131,123	$459	$131,123
2002	Ontario Power Generation	Major Panel OperatorOntario Power Generation	$108,589Benefits $541Total $109,130	$541	$109,130

Take-Home Pay
(After Tax) · 2024 estimate

John Humphreys was paid $221,938 in 2024; after income tax, CPP and EI that is roughly $141,167, an effective income-tax rate of about 34.1%. It is up about 29% on the $172,710 paid in 2023. Records under this name have appeared on the Sunshine List 20 years in all, first in 2002. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.

Estimated net pay: ~$141,167
Effective income-tax rate (excl. CPP/EI): ~34.1%
CPP + EI contributions: ~$5,105
All-in deduction rate (incl. CPP/EI): ~36.4%
vs. 2024 Supervising Nuclear Operator, FLM Assistant median: +17%

Where does $221,938 rank on the Sunshine List? →

Estimate only: 2024 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
2024

Also at Ontario Power Generation, 2024
#	Name	Position	Salary	Total
1	Kenneth Hartwick	President and Chief Executive Officer	$2,010,896	$2,018,436
2	Nicolle Butcher	Chief Operations Officer	$978,380	$979,739
3	Steve Gregoris	Chief Nuclear Officer	$919,310	$922,902
4	Subo Sinnathamby	Chief Projects Officer	$848,713	$852,350
5	Aida Cipolla	Chief Financial Officer and Corporate Services Officer	$835,094	$837,533
6	Jon Franke	Senior Vice President Nuclear	$818,174	$820,155
7	Mark Knutson	Chief Enterprise Engineering and Chief Nuclear Engineer	$753,595	$756,291
8	Christopher Ginther	Executive Vice President Business Strategy and Commercial Management	$740,815	$744,152
9	Brenda Macdonald	Chief Commercial Officer	$664,173	$666,267
10	Moegamat Bakardien	Senior Vice President Pickering	$650,292	$652,159