(Telecompaper) VimpelCom has announced the resignation of group CEO Jo Lunder from 13 April. Lunder is leaving the company for new opportunities, but will continue to serve as advisor during the transition period through to 13 July. A former Telenor executive, Lunder has been on the Vimpelcom board since 2002, became chairman at the end of 2009 and was named CEO in 2011. He will be succeeded by Jean-Yves Charlier, who most recently led French operator SFR. Before that, Charlier was CEO for Promethean and Cold. He started his career with Wang in France and has held senior executive positions with Equant and BT Global Services.