Justin Cepek

Ontario Power Generation/Mechanical Technician First Line Manager Assistant

2025 Salary

$215,159

Total compensation $223,981, including $8,822 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

#1,161

Ontario Power Generation

Years on List

2007–2025

Peak Salary

$215,159

2025

Full 2025 roster at Ontario Power Generation →·See where $215,159 ranks →

Total Compensation History

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

Full History
2007–2025

$104,659 in 2007 is worth about $154,126 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$215,159Benefits $8,822Total $223,981	$8,822	$223,981
2024	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$196,602Benefits $7,455Total $204,058	$7,455	$204,058
2023	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$196,969Benefits $7,276Total $204,245	$7,276	$204,245
2022	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$179,747Benefits $6,474Total $186,221	$6,474	$186,221
2021	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$180,633Benefits $5,810Total $186,443	$5,810	$186,443
2020	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$163,809Benefits $5,223Total $169,032	$5,223	$169,032
2019	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$150,449Benefits $4,534Total $154,984	$4,534	$154,984
2018	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$144,175Benefits $4,540Total $148,715	$4,540	$148,715
2017	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$135,215Benefits $5,023Total $140,237	$5,023	$140,237
2016	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$138,975Benefits $1,487Total $140,461	$1,487	$140,461
2015	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$132,322Benefits $1,476Total $133,798	$1,476	$133,798
2014	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$137,423Benefits $1,469Total $138,892	$1,469	$138,892
2013	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$126,643Benefits $7,091Total $133,734	$7,091	$133,734
2012	Ontario Power Generation	Mechanical Technician/TechnologistOntario Power Generation	$111,656Benefits $2,545Total $114,201	$2,545	$114,201
2011	Ontario Power Generation	Mechanical Technician/TechnologistOntario Power Generation	$117,065Benefits $2,487Total $119,552	$2,487	$119,552
2010	Ontario Power Generation	Mechanical Technician/TechnologistOntario Power Generation	$110,949Benefits $1,500Total $112,449	$1,500	$112,449
2007	Ontario Power Generation	Mechanical Maintainer, ApprenticeOntario Power Generation	$104,659Benefits $1,118Total $105,777	$1,118	$105,777

Take-Home Pay
(After Tax) · 2025 estimate

Justin Cepek was paid $215,159 in 2025; after income tax, CPP and EI that is roughly $138,396, an effective income-tax rate of about 33.1%. On total compensation of $223,981, Justin Cepek ranked #1,161 of 10,346 disclosed at Ontario Power Generation that year, where the median salary was $161,066. Justin Cepek has appeared on the list 17 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: ~$138,396
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 Mechanical Technician First Line Manager Assistant median: +5%

Where does $215,159 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