Corey Griffin

Ontario Power Generation/Authorized Nuclear Operator

2025 Salary

$295,888

Total compensation $303,438, including $7,550 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

#238

Ontario Power Generation

Years on List

2007–2025

Peak Salary

$295,888

2025

Full 2025 roster at Ontario Power Generation →·See where $295,888 ranks →

Total Compensation History

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

Full History
2007–2025

$136,640 in 2007 is worth about $201,223 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$295,888Benefits $7,550Total $303,438	$7,550	$303,438
2024	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$281,308Benefits $6,578Total $287,886	$6,578	$287,886
2023	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$263,258Benefits $6,334Total $269,592	$6,334	$269,592
2022	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$220,292Benefits $5,813Total $226,105	$5,813	$226,105
2021	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$216,676Benefits $5,305Total $221,981	$5,305	$221,981
2020	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$232,263Benefits $7,683Total $239,947	$7,683	$239,947
2019	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$217,060Benefits $6,406Total $223,466	$6,406	$223,466
2018	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$208,918Benefits $6,467Total $215,385	$6,467	$215,385
2017	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$208,446Benefits $4,476Total $212,921	$4,476	$212,921
2016	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$210,530Benefits $1,725Total $212,255	$1,725	$212,255
2015	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$194,609Benefits $1,705Total $196,314	$1,705	$196,314
2014	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$194,914Benefits $1,684Total $196,598	$1,684	$196,598
2013	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$196,688Benefits $1,652Total $198,340	$1,652	$198,340
2012	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$196,340Benefits $1,575Total $197,914	$1,575	$197,914
2011	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$146,899Benefits $1,516Total $148,415	$1,516	$148,415
2010	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$150,509Benefits $1,429Total $151,938	$1,429	$151,938
2009	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$142,892Benefits $1,396Total $144,288	$1,396	$144,288
2008	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$140,456Benefits $1,408Total $141,864	$1,408	$141,864
2007	Ontario Power Generation	Authorized Nuclear Operator in Training, Nuclear OperatorOntario Power Generation	$136,640Benefits $1,290Total $137,930	$1,290	$137,930

Take-Home Pay
(After Tax) · 2025 estimate

Take-home on Corey Griffin's 2025 salary of $295,888 comes to roughly $177,456 once federal and Ontario income tax (about 38.2% effective) is deducted. Within Ontario Power Generation, Corey Griffin's total compensation of $303,438 was the #238 of 10,346, against a median salary of $161,066. Corey Griffin has appeared on the list 19 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: ~$177,456
Effective income-tax rate (excl. CPP/EI): ~38.2%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~40.0%
vs. 2025 Authorized Nuclear Operator median: +3%

Where does $295,888 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