Mr. Clarke has served as the Executive Chairman of the board of directors of Travelport, Inc., a provider of transaction processing for the global travel industry since May 2011, and has been a member of its board since May 2006. Mr. Clarke served as the President and CEO of Travelport from April 2006 through May 2011. From April 2004 until April 2006, Mr. Clarke was the Chief Operating Officer of CA, Inc. (formerly Computer Associates), an information technology company, where he was responsible for sales, services, business development, partnership alliances and finance and information technology. From May 2002 through November 2003, Mr. Clarke was the Executive Vice President of Global Operations of Hewlett-Packard Company, an information technology company. Mr. Clarke currently serves as Chairman of the Board of Orbitz Worldwide Ltd. (NYSE:OWW), a global online travel company. Mr. Clarke served as a director of UTStarcom, Inc., a provider of IP-based networking and telecommunications solutions, from 2005 through 2010.