At a Glance
TSSA’s Operating Engineers Safety Program registers, inspects and regulates plants that power Ontario with electricity, refrigeration, heating and cooling.
TSSA is also responsible for the examination and certification of professionals who manage power plant operations.
TSSA's comprehensive registration, inspection and certification activities ensure that operating engineers and operators have the skills and knowledge to safely manage, operate and maintain boilers, steam turbines and engines, gas compression plants, refrigeration plants, and associated mechanical and electrical systems in power generation, industrial processes and environmental plants.
To learn more about Operating Engineer safety in Ontario, click here.

Compliance Rate FY25
48%

Registered Plants
3,177

Operating Engineers / Certificate Holders
10,833
Incidents, Injuries & Fatalities
| Reporting Period | Incidents | Non-Permanent Injuries | Permanent Injuries | Fatalities |
|---|---|---|---|---|
| 10-Year Average | 12 | 0 | 0 | 0 |
| FY25 | 36 | 0 | 0 | 0 |