Gerry Vienneau

Ontario Power Generation/Thermal Operating Technician

2025 Salary

$199,886

Total compensation $208,481, including $8,595 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

#1,762

Ontario Power Generation

Years on List

2010–2025

Peak Salary

$199,886

2025

Full 2025 roster at Ontario Power Generation →·See where $199,886 ranks →

Total Compensation History

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

Full History
2010–2025

$116,092 in 2010 is worth about $163,625 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$199,886Benefits $8,595Total $208,481	$8,595	$208,481
2024	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$184,112Benefits $7,243Total $191,355	$7,243	$191,355
2023	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$182,028Benefits $7,071Total $189,098	$7,071	$189,098
2022	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$173,238Benefits $6,339Total $179,577	$6,339	$179,577
2021	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$152,006Benefits $6,015Total $158,020	$6,015	$158,020
2020	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$150,034Benefits $5,110Total $155,144	$5,110	$155,144
2019	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$146,060Benefits $4,425Total $150,485	$4,425	$150,485
2018	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$142,684Benefits $4,433Total $147,117	$4,433	$147,117
2017	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$135,663Benefits $5,160Total $140,823	$5,160	$140,823
2016	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$128,720Benefits $1,381Total $130,102	$1,381	$130,102
2015	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$124,185Benefits $1,372Total $125,557	$1,372	$125,557
2014	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$117,959Benefits $6,216Total $124,175	$6,216	$124,175
2013	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$140,640Benefits $1,350Total $141,991	$1,350	$141,991
2012	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$133,677Benefits $1,333Total $135,009	$1,333	$135,009
2011	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$130,121Benefits $1,319Total $131,440	$1,319	$131,440
2010	Ontario Power Generation	Thermal Operating TechnicianOntario Power Generation	$116,092Benefits $1,256Total $117,348	$1,256	$117,348

Take-Home Pay
(After Tax) · 2025 estimate

Take-home on Gerry Vienneau's 2025 salary of $199,886 comes to roughly $130,646 once federal and Ontario income tax (about 31.9% effective) is deducted. That is about 4% above the 2025 median of $192,539 for Thermal Operating Technician on the Sunshine List. Records under this name have appeared on the Sunshine List 16 years in all, first in 2010. 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: ~$130,646
Effective income-tax rate (excl. CPP/EI): ~31.9%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~34.6%
vs. 2025 Thermal Operating Technician median: +4%

Where does $199,886 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