The TDAC is a professional Trade Association whose primary purpose is to safeguard Canada's Tire Dealer and Retreader's business interests while promoting a cooperative relationship with Tire Manufacturers and Suppliers of Equipment & Services. Our members comprise the Four Regional Associations representing each Canadian Province, the Western Canada Tire Dealers Association (WCTD), the Ontario Tire Dealers Association (OTDA), the Quebec Tire Dealers Association (ASPQ), and the Atlantic Tire Dealers Association (ATDA).