Hubert De Pesquidoux

Hubert de Pesquidoux has served as a director since March 2011. Mr. de Pesquidoux is an Executive Partner at Siris Capital, a private equity firm focused on making control investments in data/telecom, technology and technology-enabled business service companies in North America. From 1991 until December 2009, Mr. de Pesquidoux held various positions at the telecommunications company Alcatel-Lucent SA (and its predecessor, Alcatel S.A. and its affiliates), where he most recently served as Chief Financial Officer from November 2007 until December 2008 and as President of the Enterprise business from November 2006 until December 2008. Mr. de Pesquidoux was also previously a member of the Alcatel Executive Committee and held various executive positions including President and Chief Executive Officer of Alcatel North America, Chief Executive Officer of Alcatel Canada (formerly NewbridgeNetworks) and Chief Financial Officer of Alcatel USA. Mr. de Pesquidoux also served as the Chairman of the Board of Tekelec and currently serves as a director and audit committee chair of Radisys Corporation, Mavenir Systems, Inc. and Criteo S.A., as a director of Transaction Network Services and as executive chairman of Premiere Global Services, Inc. and of Xura. He is also a member of the University of Pittsburg Medical Center Information Technology Board of Visitors, which advises UPMC on matters generally related to information technology strategy, acquisition and implementation. Mr. de Pesquidoux holds a Master in Law from University of Nancy II, a Master in Economics and Finance from Institut d’Etudes Politiques de Paris, a DESS in International Affairs from University of Paris Dauphine and was a laureate in the “Concours Général de Droit”.