DrainTech Plumbing is licenced, insured and incorporated in the Province of Ontario. We serve the London Ontario region London, Woodstock, St. Thomas, Kitchener, Waterloo, Cambridge and surrounding areas. Check out our company locations, we serve all surrounding areas around London and Kitchener. Learn more on the benefits of DrainTech Plumbing. DrainTech Plumbing is a team of plumbers and technicians that can help solve any drain or pipe issue you may have! We are highly experienced and open 24/7 to help you. View our gallery to see some of our work.