Greenhill & Co., Inc. announced that Pierre Mongin has joined the Firm as a Senior Advisor focused on France. He will be based in Greenhill's Paris office. Mr. Mongin has had a distinguished career encompassing leadership positions in multiple major French companies, as well as in French government. He has particular expertise in the infrastructure and transport industries. Most recently, from 2015 until late last year, he was Executive Vice President and General Secretary of Engie (a leading French multinational electric utility) in charge of non-regulated French activities, Benelux and Africa. Previously, he served as Chairman and CEO of the urban mobility group RATP, from 2006-2015. Earlier in his career he served in several important governmental positions in France.