Colin Henderson

Ontario Power Generation/Authorization Training Supervisor

2025 Salary

$290,378

Total compensation $303,183, including $12,805 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

#239

Ontario Power Generation

Years on List

2004–2025

Peak Salary

$298,680

2024

Full 2025 roster at Ontario Power Generation →·See where $290,378 ranks →

Total Compensation History

Total compensation, 2004–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2004–2025

$102,724 in 2004 is worth about $161,101 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$290,378Benefits $12,805Total $303,183	$12,805	$303,183
2024	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$298,680Benefits $10,689Total $309,369	$10,689	$309,369
2023	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$278,368Benefits $10,272Total $288,641	$10,272	$288,641
2022	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$275,743Benefits $9,186Total $284,928	$9,186	$284,928
2021	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$269,477Benefits $8,143Total $277,620	$8,143	$277,620
2020	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$292,620Benefits $7,177Total $299,797	$7,177	$299,797
2019	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$230,253Benefits $6,054Total $236,307	$6,054	$236,307
2018	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$210,577Benefits $6,781Total $217,358	$6,781	$217,358
2017	Ontario Power Generation	Authorization Training SupervisorOntario Power Generation	$206,629Benefits $7,649Total $214,278	$7,649	$214,278
2016	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$246,675Benefits $2,054Total $248,729	$2,054	$248,729
2015	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$218,658Benefits $2,028Total $220,686	$2,028	$220,686
2014	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$215,591Benefits $2,003Total $217,594	$2,003	$217,594
2013	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$212,306Benefits $1,816Total $214,122	$1,816	$214,122
2012	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$208,377Benefits $1,775Total $210,153	$1,775	$210,153
2011	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$203,655Benefits $1,735Total $205,391	$1,735	$205,391
2010	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$204,124Benefits $1,594Total $205,719	$1,594	$205,719
2009	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$186,674Benefits $1,546Total $188,220	$1,546	$188,220
2008	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$165,438Benefits $1,545Total $166,983	$1,545	$166,983
2007	Ontario Power Generation	Authorized Nuclear OperatorOntario Power Generation	$145,764Benefits $1,361Total $147,125	$1,361	$147,125
2006	Ontario Power Generation	Authorized Nuclear Operator in Training, Supervising Nuclear OperatorOntario Power Generation	$115,635Benefits $1,759Total $117,394	$1,759	$117,394
2005	Ontario Power Generation	ANOIT, Supervising Nuclear OperatorOntario Power Generation	$124,342Benefits $705Total $125,047	$705	$125,047
2004	Ontario Power Generation	ANOIT, Nuc. OperatorOntario Power Generation	$102,724Benefits $500Total $103,224	$500	$103,224

Take-Home Pay
(After Tax) · 2025 estimate

Colin Henderson was paid $290,378 in 2025; after income tax, CPP and EI that is roughly $174,895, an effective income-tax rate of about 37.9%. On total compensation of $303,183, Colin Henderson ranked #239 of 10,346 disclosed at Ontario Power Generation that year, where the median salary was $161,066. Colin Henderson has appeared on the list 22 times since 2004. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$174,895
Effective income-tax rate (excl. CPP/EI): ~37.9%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~39.8%
vs. 2025 Authorization Training Supervisor median: about even

Where does $290,378 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