Mr Edmund Koh will succeed Mr Bob Tan, who is relinquishing his role as Sentosa Development Corporation chairman after serving its board for seven years. SINGAPORE: The Sentosa Development Corporation (SDC) will have a new chairman and six new board members from Wednesday (Apr 1). The new appointments are part of a series of board changes across several government agencies under the Ministry of Trade and Industry (MTI), it announced in a press release on Tuesday. Mr Edmund Koh Kian Chew will