John Stewart, owner of J. STEWART ROOFING Ltd, has been installing roofs for the Toronto area homes and small businesses for over twenty five years. John is an experienced roofer having started roofing at a very young age he learned the basics of roofing and gradually became proficient in both shingling and then flat roofing. These two very different types of roofs require a different knowledge base and a real understanding of this can only be gained through actual hands-on work, so that one can see exactly how the materials work together and why. John, along with his father-in-law Larry has a combined experience of over sixty five years in the roofing business. With these many years of hands-on experience to draw from they can swiftly and accurately evaluate where a roof problem is coming from and on many an occasion have saved customers thousands of dollars in potential water damage or the unnecessary expense of a new roof when only a smaller repair was actually needed. Flat roofs are particularly tricky to do and have become a specialty for J. Stewart Roofing Ltd. (For further details check out the newspaper article from the Toronto Star on this website. It is vital to gain real knowledge of the materials & techniques to not get stuck in just one way of doing things and stop there. Larry and John know how important it is to always keep up with the new roofing materials being invented and how they actually work in the field. In this way they have gained a greater library of knowledge on which to draw from, enabling them to know what combination of materials best for each unique customer’s job are presented to them.