Canadian Tire Corporation, Limited is a Canadian retail company. Retail operations include Canadian Tire, the core retail and automotive service operation, Canadian Tire Petroleum, men’s, women’s, and work apparel retailer Mark's, sporting goods and sportswear retail conglomerate Forzani Group Limited and PartSource, retailing auto parts and accessories. Its head office is in Toronto, Ontario. This article is a . You can help My English Wiki by expanding it.