Years of Expertise and Reliability Founded in 1947, Semple Gooder has served Toronto’s Commercial and Industrial communities for more than 65 years and has gradually expanded to include branch offices in London, Belleville and Kitchener-Waterloo. Semple Gooder is a founding member of both the Canadian Roofing Contractors Association (CRCA) and the Ontario Industrial Roofing Contractors Association (OIRCA), and is also a long-time member of National Roofing Contractors Association (NRCA) of the United States. Professional experience, safety and demonstrated skills are a priority when selecting a roofing contractor. A flexible, co-operative teamwork approach with Semple Gooder will address unique site conditions, while attaining success for the building project. Semple Gooder is dedicated to impeccable service. We invite you to experience it first-hand.