1 Roof Emergency? 416-298-1950
2Sales & Service 1-877-448-9226
If you're still having issues, please let us know by sending an email to support@guycan.ca . Thank you!


Mon-Fri 9:00AM - 5:00PM

Commercial Flat Roof Replacement

Toronto's Experts In Roof Replacement.

We take all care and consideration the assets and the livelihood under your roof is priority. Whenever we aim to complete a roof replacement, the service you receive will be professional, prompt, efficient and effective with the least disruption to life as possible.

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Guycan Is The Right Choice For Your New Roof

We do not cut corners and that's why we have been around for over 45 years.

Customer Focus

Easy and transparent from first contact till the day we show appreciation for allowing us to give you a new roof.


The trust that our customers have in us to detect and provide a solution is what have kept us going for over 45 years.


We stand behind the best material options we offer that would replace your roof backed by our warranties of up to 20 years


With over 10,000,000 sq. ft. of roofing done across Toronto and The GTA since 1975, we know what we are doing and we will always be here for you.


Quality Re-Roofing Service

All roof replacement is carried out by qualified roofing professionals. We can repair or replace your roof offering the best solution to your needs. Guycan Ltd. has been repairing and replacing roofs throughout The Greater Toronto Area for over since 1975. With our experience and expertise you and your property are in safe hands.

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