Honesty, commitment and quality


We would be happy to assist you in your time of need any days of the  week!  Just call us to setup an appointment with one of our roofing technician's!

Check out this link to see past projects completed by DT Roofing!

Preventative maintenance is a great way to keep your roof in better shape for longer by completing minor repair before they become a major renovation project!  Should you be interested, please contact our sales team to setup an appointment!

Project Gallery



Our team would be happy to assist you in preparing a quotation to complete your roofing project!  Call us to setup an appointment with our estimating team! 

When you have a serious project that needs to be done, look no further than DT Roofing, a leader in commercial roofing.  Your one stop roofing specialist!

 Mr. Denis Theriault, founder of DT Roofing, has over 15 years of roofing experience in the Greater Toronto Area. He has worked all types of projects including, but not limited to: schools, universities, high-rise towers, commercial, industrial, hospitals, residential, etc. His knowledge in roofing is well versed and he continues to research the market for innovative products. Mr. Theriault has gained his RRO accreditation from the Roof Consultant Institute (RCI Inc.) which enables him to accurately assess the condition of an existing roof or the application of a new one.

DT Roofing, led by Mr. Denis Theriault, would be happy to assist you with any of your roofing requirements!

emergency rOOF rEPAIRS