Since: 2022 Mr. Plew Trivisvavet has been the Acting Chairman since 2022. Prior to this, he served as Chief Executive Officer of Ch. Karnchang Public Company Limited from 1994 to 2015, and as Director of the company from 1994 to 2015. He also served as the Chairman of Bangkok Metro Public Company Limited from 2004 to 2015. Presently, he serves as Director of CK Power Public Company Limited, TTW Public Company Limited, Xayaburi Power Company Limited, Nam Ngum 2 Power Company Limited, and SouthEast Asia Energy Limited; and as Chairman of the company’s subsidiary Northern Bangkok Expressway Company Limited.