Mrs Koh was appointed an Independent Director on 31 May 2019 and was last re-elected on 29 April 2022. She is Chairperson of the Remuneration Committee and a member of the Audit & Risk Committee.

She is a Director of HSBC Bank (Singapore) Limited, Manulife US Real Estate Management Pte Ltd, K3 Venture Partners, BC Platforms AG, Switzerland, Cognita Schools and The Red Pencil Singapore. She is also a member of the Advisory Board, Centre for Emerging Markets, D’Amore-McKim School of Business, Northeastern University, USA, and a Senior Advisor to TVM Capital Healthcare Partners.

Mrs Koh was CEO and Executive Director of IP Investment Management, Singapore, from 2016 to 2018. Prior to this, she was Deputy CEO of SingHealth from 2001, and concurrently Deputy CEO of Singapore General Hospital, till 2008. She started her career at the Singapore Ministry of Finance, which included postings at the Inland Revenue and the Monetary Authority of Singapore.

Mrs Koh holds a Bachelor of Arts (Honours) in Economics from Cambridge University and a Master of Public Administration and International Tax Program (Certificate) from Harvard University.