Plew Trivisvavet
Plew Trivisvavet is a Thai businessman and chairman of the board of Bangkok Expressway and Metro. Trivisvavet founded CH. Karnchang Public Company Limited with his four brothers in 1972. He previously served as CEO and chairman of the board until 2015, when he was succeeded by his daughter Supamas Trivisvavet.
In 2015, Trivisvavet was ranked Thailand's 50th wealthiest person according to Forbes Thailand magazine, worth $425 million.