Mr Cheng is also a director of Singapore Press Holdings Limited, the holding company of SPH Search Pte Ltd. He sits on the boards of various other SPH subsidiaries. He is a director of NTUC Fairprice Cooperative Ltd, NTUC Fairprice Foundation Ltd, SPRING Singapore and Singapore Cooperation Enterprise, and Chairman of the Catholic Social and Community Council and the Jurong Country Club.

Mr Cheng holds a Bachelor of Accountancy (First Class Honours) from the University of Singapore. He is also a fellow of the Singapore Institute of Directors, the Institute of Certified Public Accountants and the Singapore Computer Society.