Associate Professor Teo Chee Leong has been the director of NUS Overseas Colleges since 2002. He is an Associate Professor in the Department of Mechanical Engineering at the National University of Singapore (NUS).

He graduated from the University of Singapore with a Bachelor of Engineering (1st Class Honors) in 1980 and a PhD in Mechanical Engineering (Controls) from the University of California, Berkeley in 1988. His research areas are in the controls of mechanical systems and human-machine interface.