Mr Tan served as the Lead Independent Director from  31 December 2021 to 30 April 2025. He is Chairman of the Audit & Risk Committee and a member of the Nominating Committee.

Mr Tan has approximately 35 years of experience in the audit industry. He joined Ernst & Young LLP in 1981 and was a partner of the firm from 1996 to 2016. He is currently an Independent Director of Hong Leong Asia Ltd, The Straits Trading Company Limited and CSE Global Limited. He is a board member of the Gambling Regulatory Authority of Singapore and SMRT Corporation Ltd.  

Mr Tan holds a Bachelor of Accountancy from the National University of Singapore and a Master’s in International Environmental Management from the University of Adelaide. He is a Member of the American Institute of Certified Public Accountants, and a Fellow of both CPA Australia and the Institute of Singapore Chartered Accountants.