1972, BSc in Electrical Engineering, Chulalongkorn University; 1997, AMP, Harvard; various postgraduate studies. 1972-78, Engineer, Electrical Government Authority of Thailand; 1978-85, Engineering & Director of Communication, Anglo Thai; 1985-89, Director of Communication, Borneo Tech; 1989-90, Managing Director, Datacraft Thailand; 1990-94, Executive Vice-President, Operations, Shinawatra Computer & Communication, Vice-President and General Manager, Advance Info Service; 1994-98, President, Shinawatra International; 1998, Executive Director, Business Development, Shin Corp.; 1999-2000, Chairman, Digital Phone; 2003, Executive Chairman, Capital OK and Thai Airasia; 2008-10, CEO, Thaicom; Chairman, Media and New Business, Shin Corp.; since 2012, Minister of Energy.