Matthew E Massengill

Matthew E. Massengill has been a director since January 2000. He joined us in 1985 and served in various executive capacities with us until January 2007. From October 1999 until January 2000, he served as Chief Operating Officer, from January 2000 until January 2002, he served as President, and from January 2000 until October 2005, he served as Chief Executive Officer. Mr. Massengill served as Chairman of the Board of Directors from November 2001 until March 2007. He is also a director of Microsemi Corporation, Conexant Systems, Inc. and GT Solar International, Inc.