Arizona-based semiconductor assembly and test services provider Amkor Technology has appointed Stephen Newberry as a new member of the board. With this appointment, Amkor's board has been expanded to eight members.

Mr Newberry currently serves as president and chief executive officer and as a director of Lam Research Corporation, positions he has held since 2005.

Mr Newberry joined Lam Research in August 1997 as executive vice president and chief operating officer, and was promoted to the position of president and chief operating officer in July 1998.

Prior to joining Lam Research, Mr Newberry was group vice president of global operations and planning at Applied Materials, Inc. Mr Newberry served five years in naval aviation prior to joining Applied Materials and is a graduate of the U.S. Naval Academy and the Harvard Graduate School of Business.