Matthew Alderson

Ontario Power Generation/Authorized Nuclear Operator

2025 Salary

$261,852

Total compensation $269,298, including $7,446 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

#438

Ontario Power Generation

Years on List

2010–2025

Peak Salary

$261,852

2025

Full 2025 roster at Ontario Power Generation →·See where $261,852 ranks →

Total Compensation History

Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2010–2025

$160,142 in 2010 is worth about $225,711 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$261,852Benefits $7,446Total $269,298	$7,446	$269,298
2024	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$246,494Benefits $6,478Total $252,972	$6,478	$252,972
2023	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$249,675Benefits $6,245Total $255,919	$6,245	$255,919
2022	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$228,240Benefits $5,726Total $233,966	$5,726	$233,966
2021	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$221,076Benefits $5,224Total $226,300	$5,224	$226,300
2020	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$224,341Benefits $4,759Total $229,100	$4,759	$229,100
2019	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$215,468Benefits $4,016Total $219,483	$4,016	$219,483
2018	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$208,465Benefits $4,050Total $212,516	$4,050	$212,516
2017	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$208,338Benefits $7,089Total $215,427	$7,089	$215,427
2016	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$201,919Benefits $1,708Total $203,627	$1,708	$203,627
2015	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$209,550Benefits $1,687Total $211,238	$1,687	$211,238
2014	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$194,184Benefits $1,667Total $195,851	$1,667	$195,851
2013	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$174,482Benefits $1,568Total $176,050	$1,568	$176,050
2012	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$147,977Benefits $1,520Total $149,497	$1,520	$149,497
2011	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$144,596Benefits $1,500Total $146,096	$1,500	$146,096
2010	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$160,142Benefits $1,414Total $161,556	$1,414	$161,556

Take-Home Pay
(After Tax) · 2025 estimate

Of the $261,852 Matthew Alderson earned in 2025, roughly $161,640 would remain after income tax, CPP and EI, an all-in deduction rate of about 38.3%. At Ontario Power Generation, 10,346 people made the 2025 list with a median salary of $161,066; Matthew Alderson's total compensation of $269,298 ranked #438. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$161,640
Effective income-tax rate (excl. CPP/EI): ~36.2%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~38.3%
vs. 2025 Authorized Nuclear Operator median: −9%

Where does $261,852 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