Steve Gregoris
Ontario Power Generation/Chief Nuclear Officer
2025 Salary
$1,092,855Total compensation $1,096,651, including $3,796 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
#3Ontario Power Generation
Years on List
271999–2025
Peak Salary
$1,092,8552025
Full 2025 roster at Ontario Power Generation →·See where $1,092,855 ranks →
Total Compensation History
Full History
1999–2025
$106,372 in 1999 is worth about $188,013 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Chief Nuclear OfficerOntario Power Generation | $1,092,855Benefits $3,796Total $1,096,651 |
| 2024 | Chief Nuclear OfficerOntario Power Generation | $919,310Benefits $3,591Total $922,902 |
| 2023 | Chief Nuclear OfficerOntario Power Generation | $809,566Benefits $3,126Total $812,693 |
| 2022 | Chief Nuclear OfficerOntario Power Generation | $732,235Benefits $3,033Total $735,268 |
| 2021 | Senior Vice President DarlingtonOntario Power Generation | $639,224Benefits $2,462Total $641,687 |
| 2020 | Senior Vice President DarlingtonOntario Power Generation | $528,283Benefits $2,462Total $530,745 |
| 2019 | Senior Vice President DarlingtonOntario Power Generation | $501,384Benefits $2,462Total $503,846 |
| 2018 | Senior Vice President DarlingtonOntario Power Generation | $433,587Benefits $2,238Total $435,824 |
| 2017 | Deputy Site Vice PresidentOntario Power Generation | $376,505Benefits $7,669Total $384,174 |
| 2016 | Director Operations and MaintenanceOntario Power Generation | $349,069Benefits $4,444Total $353,513 |
| 2015 | Director Operations & MaintenanceOntario Power Generation | $341,384Benefits $1,711Total $343,094 |
| 2014 | Director Operations and MaintenanceOntario Power Generation | $286,688Benefits $1,646Total $288,334 |
| 2013 | Manager, Operations ProductionOntario Power Generation | $275,228Benefits $1,440Total $276,668 |
| 2012 | Assistant Operations ManagerOntario Power Generation | $270,287Benefits $1,319Total $271,606 |
| 2011 | Shift ManagerOntario Power Generation | $270,249Benefits $1,313Total $271,562 |
| 2010 | Shift ManagerOntario Power Generation | $262,126Benefits $1,204Total $263,330 |
| 2009 | Shift ManagerOntario Power Generation | $263,696Benefits $1,176Total $264,872 |
| 2008 | Shift ManagerOntario Power Generation | $258,947Benefits $799Total $259,746 |
| 2007 | Shift ManagerOntario Power Generation | $251,004Benefits $664Total $251,668 |
| 2006 | Shift ManagerOntario Power Generation | $221,651Benefits $711Total $222,362 |
| 2005 | Shift ManagerOntario Power Generation | $213,221Benefits $698Total $213,919 |
| 2004 | Shift Supervisor in TrainingOntario Power Generation | $129,870Benefits $625Total $130,495 |
| 2003 | Shift Supervisor In TrainingOntario Power Generation | $109,544Benefits $550Total $110,095 |
| 2002 | Shift Supervisor In TrainingOntario Power Generation | $109,916Benefits $618Total $110,534 |
| 2001 | Control Room Shift Operating SupervisorOntario Power Generation | $110,920Benefits $486Total $111,406 |
| 2000 | Section Manager, ProjectsOntario Power Generation | $103,126Benefits $454Total $103,580 |
| 1999 | Shift Advisor, Technical SupportOntario Power Generation | $106,372Benefits $397Total $106,769 |
Take-Home Pay
(After Tax) · 2025 estimate
Steve Gregoris was paid $1,092,855 in 2025; after income tax, CPP and EI that is roughly $547,810, an effective income-tax rate of about 49.4%. It is up about 19% on the $919,310 paid in 2024. Records under this name have appeared on the Sunshine List 27 years in all, first in 1999. 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
- ~$547,810
- Effective income-tax rate (excl. CPP/EI)
- ~49.4%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~49.9%
Where does $1,092,855 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.