Lidl owner to be biggest grocery retailer in western Europe by 2018 June 17, 2014 Schwarz Group, the owner of cut-price supermarket Lidl, is set to become the top grocery retailer in western Europe, with the German company likely to overtake current market leader French rival Carrefour by 2018 and perhaps as soon as the end of next year,a report released by Planet Retail yesterday claimed. With Schwarz Group only [...]