ST Engineering is a Singaporean government-linked commercial and defense engineering group. Its key businesses include aircraft maintenance, repair and overhaul services, in which it is the world’s largest independent third-party provider. The company’s fastest-growing activities involve applications to smart city solutions where it provides tolling solutions, traffic control systems, command and control dashboards, cybersecurity tools, and other related components. Around two thirds of the company’s revenue comes from commercial clients while the remainder is defense.