Leigh Mather Car Sales based in Knutsford have a great selection of affordable quality used cars for sale to customers throughout Cheshire. Leigh Mather Car Sales Ltd. Established since 1992 we are a hands on family business located near Knutsford in Cheshire, who firmly believe that our vehicles should sell themselves without the need for any high pressure selling. Our Cars are hand picked and sourced only from Main Dealers and we firmly believe that because of the way our business is structured we are able to offer the best quality vehicles at the lowest prices.