Düsseldorf, Germany, 2015-8-7— /EPR Retail News/ — Düsseldorf-headquartered METRO GROUP is facing a change at the helm of its Supervisory Board: the three largest shareholders of the company, Haniel, Schmidt-Ruthenbeck and Beisheim, as well as the current Supervisory Board ofMETRO AG are backing the succession plan of Supervisory Board Chairman Franz Markus Haniel, who decided to…