Commercial Plumbing, Heating, and Sheet Metal Fabrication

Our clients satisfaction is number one.
We are  pre-qualified contractors with the TDSB, TCDSB, YRSDB, YCDSB, DDSB, Town  of York Region, City of Vaughan, Toronto Community Housing  and several others.
Proud Members of Union  Local's 46 

and 787 

 MSB is diverse and able to tackle your needs whether large or small.
From  new construction, additions, renovations and maintenance projects we  treat every job with the same level of importance and care. 

Our portfolio includes the successful construction of schools,  commercial buildings, municipal offices, shelters, libraries, university's, and more. 

MSB has Service contracts with  the YRDSB, YCDSB, DDSB, City of Vaughan, Town or Georgina, and Municipality of York.

We love nothing more than to help our clients deliver the job they  expect by working hand in hand with all parties. We have a proven track  record of making that happen, even under the most intense deadline  pressure's. Let us manage the details that trip up most big construction  projects so that your fate isn't with those who didn't plan for  success. 

• Complete building plumbing & HVAC systems installation
• Sheet Metal Fabrication Shop
  
• Design/build mechanical systems
  
• Riello, EnerPro and Fuel Master Certified Boiler Technicians
  
• Oil Burner Technicians
  
• Natural Gas line Installations

• 24/7 HVAC maintenance and repair
  
• Mobile Welding Services
  
• Preventative maintenance plans
  
• Combustion Analysis
  
• Liquid Propane
  
• Building Automation, Pneumatics and Commissioning