Jason Maciejko

Ontario Power Generation/Director, Operations Production

2025 Salary

$401,824

Total compensation $403,726, including $1,902 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

#64

Ontario Power Generation

Years on List

2007–2025

Peak Salary

$401,824

2025

Full 2025 roster at Ontario Power Generation →·See where $401,824 ranks →

Total Compensation History

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

Full History
2007–2025

$100,107 in 2007 is worth about $147,422 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Director, Operations ProductionOntario Power Generation	$401,824Benefits $1,902Total $403,726	$1,902	$403,726
2024	Ontario Power Generation	Director, Operations ProductionOntario Power Generation	$372,812Benefits $3,173Total $375,985	$3,173	$375,985
2023	Ontario Power Generation	Manager, Operations ProductionOntario Power Generation	$356,814Benefits $2,256Total $359,071	$2,256	$359,071
2022	Ontario Power Generation	Manager, Operations ProductionOntario Power Generation	$341,737Benefits $1,741Total $343,477	$1,741	$343,477
2021	Ontario Power Generation	Assistant Operations ManagerOntario Power Generation	$338,599Benefits $1,620Total $340,219	$1,620	$340,219
2020	Ontario Power Generation	Shift ManagerOntario Power Generation	$324,257Benefits $1,594Total $325,851	$1,594	$325,851
2019	Ontario Power Generation	Shift ManagerOntario Power Generation	$317,454Benefits $1,570Total $319,024	$1,570	$319,024
2018	Ontario Power Generation	Shift ManagerOntario Power Generation	$312,368Benefits $1,555Total $313,924	$1,555	$313,924
2017	Ontario Power Generation	Shift ManagerOntario Power Generation	$316,517Benefits $1,097Total $317,615	$1,097	$317,615
2016	Ontario Power Generation	Control Room Shift SupervisorOntario Power Generation	$259,814Benefits $1,821Total $261,636	$1,821	$261,636
2015	Ontario Power Generation	Control Room Shift SupervisorOntario Power Generation	$238,265Benefits $1,904Total $240,169	$1,904	$240,169
2014	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$218,139Benefits $1,851Total $219,991	$1,851	$219,991
2013	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$224,377Benefits $1,667Total $226,044	$1,667	$226,044
2012	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$204,402Benefits $1,633Total $206,035	$1,633	$206,035
2011	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$196,123Benefits $1,589Total $197,712	$1,589	$197,712
2010	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$196,539Benefits $1,465Total $198,005	$1,465	$198,005
2009	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$143,111Benefits $1,408Total $144,518	$1,408	$144,518
2008	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$126,663Benefits $1,401Total $128,064	$1,401	$128,064
2007	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$100,107Benefits $1,148Total $101,255	$1,148	$101,255

Take-Home Pay
(After Tax) · 2025 estimate

Jason Maciejko was paid $401,824 in 2025; after income tax, CPP and EI that is roughly $226,685, an effective income-tax rate of about 42.2%. That is about 8% more than the $372,812 paid in 2024. Records under this name have appeared on the Sunshine List 19 years in all, first in 2007. 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: ~$226,685
Effective income-tax rate (excl. CPP/EI): ~42.2%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~43.6%

Where does $401,824 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