Ms Chua sits on the Boards of Bharti Airtel Limited, Bharti Telecom Limited and key subsidiaries of the SingTel Group. She is also a member of the Singapore Management University Board of Trustees and the Public Service Commission. She is a former Board member of JTC Corporation and the Casino Regulatory Authority of Singapore, and also a former member of the Corporate Governance Council established by the Monetary Authority of Singapore.

Ms Chua holds a Bachelor of Accountancy (First Class Honours) from the University of Singapore. She is a Certified Public Accountant in Singapore and a CFA charterholder.