Graeme Samuel, Senior Australian Government Official, to Join Greenhill as a Managing Director and Head of its Melbourne Office

NEW YORK, July 28, 2011 /PRNewswire/ -- Greenhill & Co., Inc. (NYSE GHL), a leading independent investment bank, announced today that the retiring Chairman of the Australian Competition & Consumer Commission (ACCC), Graeme Samuel, AC, will join the Firm as a Managing Director and Head of the