Walter D. Amaral

Walter D. Amaral has served as a director since May 2007 and was appointed Non-Executive Chairman of our Board in February 2013. Mr. Amaral served as Senior Vice President and Chief Financial Officer of SiRF Technology Holdings, Inc., a provider of GPS enabled technology, from August 2000 to March 2006. Prior to that, from August 1997 to August 2000, Mr. Amaral served as Senior Vice President and Chief Financial Officer of S3 Incorporated. From April 1995 to August 1997, Mr. Amaral served as Senior Vice President and Chief Financial Officer of NetManage, Inc., a software company. From May 1992 to May 1995, Mr. Amaral served as Senior Vice President and Chief Financial Officer of Maxtor Corporation, a computer storage device company. From May 1977 to May 1992, Mr. Amaral worked in several finance and marketing positions, the most recent of which was Corporate Controller, at Intel Corporation. Mr. Amaral holds a B.S. in Accounting from California State University, San Jose.