What was the revenue of the group in 2015 who's former Chief Executive was Jean-François René Pontal?
Jean-François Pontal Jean-François René Pontal (born 17 April 1943) is a French businessman, and a former Chief Executive of Orange S.A..
Jean-Didier Blanchet Jean-Didier François Charles Blanchet (born 2 December 1939) is a French business executive, and a former Chief Executive of Air France.