Singapore Exchange The Singapore Exchange (SGX) appointed Loh Boon Chye (pictured) as its new chief executive officer (CEO) in the summer of 2015. Loh has a career spanning 26 years, beginning as an investment officer with the Monetary Authority of Singapore (MAS) in 1989. He joined the Singapore branch of Morgan Guaranty Trust Co. of New York in 1992. From 1995 to 2012, he was at Deutsche Bank AG, Singapore, where he held the posts of chief executive of the global markets division in Singapor