Sterling Energy appoints chairman, two directors

(ShareCast News) - Oil and gas exploration company Sterling Energy has named Michael Kroupeev as non-executive chairman, with immediate effect.It also confirmed that Leo Koot would become senior independent non-executive director, and that Ilya Belyaev would become a non-executive director.At 15:08 GMT, shares in AIM-quoted Sterling were up 2.94% to 17.5p.