Johannes Fieber to depart after three years as hard discount grocer’s U.S. chief Lidl US President and CEO Johannes Fieber is leaving the company and will be replaced by Michal Lagunionek, former president of Lidl Poland and board member of Lidl’s parent company Schwarz Group. In a letter to Lidl US employees yesterday, Fieber said he was departing the hard discount grocery chain in order to spend more time with his family. He has served as Lidl US president and CEO since May 2018, when he succeeded Brendan Proctor. Plans call for Fieber to stay on over the next month to help with the leadership transition. Lagunionek is slated to take the CEO reins for the U.S. market in June, according to a Lidl US spokesperson.