Gwyneth Barlow

Ontario Power Generation/Nuclear Operator

2025 Salary

$208,992

Total compensation $220,691, including $11,700 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

#1,257

Ontario Power Generation

Years on List

2005–2025

Peak Salary

$213,736

2009

Full 2025 roster at Ontario Power Generation →·See where $208,992 ranks →

Total Compensation History

Total compensation, 2005–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2005–2025

$120,009 in 2005 is worth about $184,163 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$208,992Benefits $11,700Total $220,691	$11,700	$220,691
2024	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$211,518Benefits $9,831Total $221,350	$9,831	$221,350
2023	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$190,214Benefits $9,590Total $199,803	$9,590	$199,803
2022	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$163,153Benefits $8,578Total $171,731	$8,578	$171,731
2021	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$162,527Benefits $7,694Total $170,221	$7,694	$170,221
2020	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$170,932Benefits $6,887Total $177,819	$6,887	$177,819
2019	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$158,123Benefits $5,944Total $164,067	$5,944	$164,067
2018	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$164,851Benefits $5,949Total $170,800	$5,949	$170,800
2017	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$165,153Benefits $6,612Total $171,764	$6,612	$171,764
2016	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$159,387Benefits $1,759Total $161,146	$1,759	$161,146
2015	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$156,322Benefits $1,746Total $158,068	$1,746	$158,068
2014	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$159,632Benefits $1,735Total $161,367	$1,735	$161,367
2013	Ontario Power Generation	Nuclear OperatorOntario Power Generation	$171,737Benefits $1,740Total $173,478	$1,740	$173,478
2012	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$186,480Benefits $1,767Total $188,248	$1,767	$188,248
2011	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$179,426Benefits $1,729Total $181,155	$1,729	$181,155
2010	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$192,187Benefits $1,730Total $193,917	$1,730	$193,917
2009	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$213,736Benefits $1,525Total $215,261	$1,525	$215,261
2008	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$163,443Benefits $1,520Total $164,963	$1,520	$164,963
2007	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$145,321Benefits $1,357Total $146,678	$1,357	$146,678
2006	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$119,691Benefits $1,757Total $121,447	$1,757	$121,447
2005	Ontario Power Generation	ANOIT, Nuclear OperatorOntario Power Generation	$120,009Benefits $702Total $120,711	$702	$120,711

Take-Home Pay
(After Tax) · 2025 estimate

Of the $208,992 Gwyneth Barlow earned in 2025, roughly $135,206 would remain after income tax, CPP and EI, an all-in deduction rate of about 35.3%. For comparison, the median Nuclear Operator on the 2025 list was paid $162,180; this salary is about 29% more. Gwyneth Barlow has appeared on the list 21 times since 2005. 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: ~$135,206
Effective income-tax rate (excl. CPP/EI): ~32.7%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~35.3%
vs. 2025 Nuclear Operator median: +29%

Where does $208,992 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