Mr Choo retired in July 2014 after having served the banking and risk management industry for 38 years. His last position was as Country Chief Risk Officer for OCBC Bank (Malaysia) Berhad (OCBC), having first joined the OCBC Group in December 2007.
Prior to joining OCBC, he was the Chief Risk Officer for Maybank Group and Group Chief Risk Officer for Alliance Bank Malaysia Berhad. During his 14 years career at Maybank Group, he had served as Division Head for Credit Control; International Banking; Corporate Remedial Management; and Group Risk Management. He also served on the Corporate Debt Restructuring Committee set up under Bank Negara Malaysia. Before starting his career with Maybank, he had worked for the National Westminster Bank plc of the United Kingdom in the areas of Global Specialised Industries; and Group Credit Control.
Mr Choo had served on the Education Committee of Asian Institute of Chartered Bankers for 14 years, between 2000 and 2014; and was re-appointed to Education Committee in June 2016. He was appointed as a member of the University Malaya Medical Centre Ethics Committee for 2 years from 2014 to 2015. He is a Fellow Chartered Banker and currently serves as a member of the Board of Advisors, University Malaya, Faculty of Business and Economics.
He served as an Independent Non-Executive Director of Danajamin Nasional Berhad from 2018 to 2023 and was a member of Finance Accreditation Agency Accreditation Council. Previously, he was the Senior Independent Non-Executive Director of HSBC Bank (Malaysia) Berhad, where he chaired the Risk Committee and was a member of the Audit Committee as well as the Nominations and Remuneration Committee.