Contact Us If you have a problem with your basement due to the recent weather please give us a call directly for a faster response. 1-866-455-4861 Toronto 416-221-9981 Peterborough 705-740-0600 Barrie 705-722-3552 Oshawa 905-571-4707 Markham 905-472-4861   Clarke Basement Systems 284 Main Street North, Markham ON L3P 1Y8 e-mail: info@ClarkeBasementSystems.com Fax: 905-294-8960