Ray Chuang is TSMC's Vice President of Operations/Fab Operations I and CEO of TSMC Arizona, a role he assumed effective October 1, 2025. He was CEO of ESMC (TSMC's European venture) from December 2023 to September 2025 and was promoted to Vice President in May 2023; he joined TSMC in 1997 and holds an M.S. degree in Materials Science & Engineering/Engineering Economics System from Stanford University.