MSB Mechanical Ltd is a Commercial HVAC Contractor  offering construction teams for large or small commercial and  institutional projects. 

Past  and present projects include new schools, additions and alterations, government offices, health Canada facilities, hotel conversions, boiler repair and replacements, heating plant  upgrades, roof top unit replacements, plumbing upgrades, system design  and installations.

Completing projects currently with City of Toronto, YRDSB, YCDSB, DDSB, TCDSB, PCDSB, Region of York and many other large and small companies.
Boilers in Toronto

MSB Mobile Welding Services - please call for rates

We  have experienced gas technicians, refrigeration mechanics, steam  fitters, oil burner technicians, control technicians, sheet metal installers,  commissioning, welders and plumbers to cover all your building needs.  Making MSB your one stop service shop.

Current service contracts  and services performed with such companies as: 

YCSDB, YRDSB, PDSB, Dexterrra, Region of York, Defence Canda, LTC and retirement communities 

Boiler and pump service for Applied Energy Systems. 

Boiler Service and Repair in Toronto area. Boilers in Toronto.


MSB HVAC Services Ltd offers Sheet Metal Fabrication and Installations.  

MSB HVAC's new fabrication shop will open in Newmarket spring of 2020 lead by experienced individuals to ensure the projects are delivered on time with quality workmanship.