Coverall Roofing is a fully insured and licensed Best flat roofing company Mississauga who's focused on commercial roofing and residential roofing projects in Toronto, Mississauga and throughout the GTA. We have built a solid reputation over the years for providing exceptional customer service, quality workmanship and fast turnaround time in every roofing project, big or small. At Coverall Roofing we always look forward to helping you address roofing challenges.