Rosanna Difonzo
Business Support Supervisor
Employer
Ontario Power GenerationProvince
OntarioYear
2025Sector
Ontario Power GenerationJob Title
Business Support SupervisorCompensation at a Glance
Latest (2025)
$111,492.65
+3.5% YoY
Career Earnings
$219,222.83
2 years on record
Career High
$111,492.65
in 2025
Average Annual
$109,611.42
+3% total growth
2025 Compensation Breakdown
Salary
$105,123.69
Benefits
$6,368.96
Compensation History
Loading chart...
Compensation History
| Year | Compensation | % Change |
|---|---|---|
| 2025 | $111,492.65 | +3.5% |
| 2024 | $107,730.18 | – |
Explore related people
Browse peers by employer, role, and name.
Top earners at Ontario Power Generation
- Kenneth HartwickSpecial Advisor$1,910,992
- Nicolle ButcherPresident and Chief Executive Officer$1,598,309
- Steve GregorisChief Nuclear Officer$1,096,651
- Aida CipollaChief Financial Officer and Chief Administrative Officer$1,016,119
- Subo SinnathambyChief Projects Officer$985,253
- Mark KnutsonChief Enterprise Engineering and Chief Nuclear Engineer$859,793
Highest-paid Business Support Supervisor in Ontario
- Esperance D'SouzaBusiness Support Supervisor$118,102
- Bonnie SiderisBusiness Support Supervisor$109,884