John C. Stone joined Amkor in 2002 and has served in various senior sales management positions. He is currently the Executive Vice President of Global Sales and Marketing. Prior to assuming his current position, Mr. Stone served as Corporate Vice President for U.S. IDM Sales since 2011, and as Senior Vice President of Southwest Region Sales since 2006. He has over 30 years of industry experience in semiconductor package engineering, sales and sales management, including executive and management positions with ChipPAC, Kyocera America, Sumitomo America and General Electric Ceramics. Mr. Stone holds a Bachelor's degree in Engineering from Purdue University.