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-Bernard Lévy Jean-Bernard Lévy (born 18 March 1955) is a French businessman, and the CEO and chairman of EDF.