He is concurrently the Deputy Chairman of The Ascott Group Limited, CapitaLand's serviced residence arm, which is listed on the Singapore stock exchange. He is Deputy Chairman of CapitaMall Trust Management Limited, the manager of CapitaMall Trust, the first listed real estate investment trust in Singapore, CapitaCommercial Trust Management Limited, Ascott Residence Trust Management Limited and CapitaRetail China Trust Management Limited. He is also a Director of CapitaLand Hope Foundation. In addition, Mr Liew chairs the Civil Aviation Authority of Singapore (CAAS).
Mr Liew graduated from the University of Singapore with a Civil Engineering degree in 1970 and is a registered professional civil engineer. In 2006, he was awarded Outstanding CEO of the Year in the Singapore Business Awards.