About us

Aseal has been in business for over twenty years and specializes in new roof construction and roof replacement; such as Built-up Roofing (BUR), Modified Bitumen Roofing, Single Ply Membrane, Cold Applied Roofing, EPDM Roofing, installation of new roof openings, preventative maintenance, repairs and associated Sheet Metal Flashing.

Aseal’s top priority is to provide the highest standards of quality workmanship and materials for all types and sizes of projects to meet all of our customers needs.  Aseal’s teams of roof technicians and office staff have the knowledge and experience to meet the demands of today’s complex construction projects.  As a result, our dedicated and motivated team will make your construction experience with Aseal a positive one. 


The team at Aseal Roofing is experienced and dedicated to making your encounter with roofing as simple and enjoyable as possible. Aseal Roofing and Sheet Metal is fully guaranteed, licensed, bonded, insured, and in good standing with the Workers Safety and Insurance Board (WSIB).


Aseal is an approved applicator for the leading material manufacturers of warranted membranes such as Siplast, Garland, Tremco, IKO, Henry Bakor, Firestone, GAF, Soprema, Johns Manville, etc. 
Due to our approved application status Aseal Roofing is able to provide a multitude of different roofing systems for any projects that you may undertake.
As a result you will receive a roof that is made from the highest quality of materials of your choice that is backed by both a Manufacturers Warranty and Aseal’s strong workmanship warranty.