Gillian Tan

Assistant Managing Director (Development and International) & Chief Sustainability Officer, Sustainability Group
Monetary Authority of Singapore

Ms Gillian Tan is the Assistant Managing Director of the Development and International Group and Chief Sustainability Officer, overseeing the development of Singapore as an international financial centre as well as MAS’ sustainability strategies and international relations.  

Prior to this appointment, Ms Tan was Executive Director of the Financial Markets Development Department, focusing on the development of the capital market, asset management and insurance sectors as well as sustainable finance capabilities and solutions in Singapore. She was also tasked with setting up MAS’ Enforcement Department, which is responsible for investigating breaches of anti-money laundering regulations, market misconduct offences and other laws administered by MAS, and served as its Executive Director from 2016-2019.  

Ms Tan previously worked in the Supreme Court of Singapore as a Justices’ Law Clerk, Assistant Registrar and Magistrate, and was subsequently appointed as a District Judge of the State Courts of Singapore. She served as a Deputy Public Prosecutor and Deputy Senior State Counsel in the Attorney-General’s Chambers for a number of years. Ms Tan co-chairs the Private Banking Industry Group, the Singapore Funds Industry Group and the Human Resources Industry Group. She serves on the Steering Committee of the Green Finance Industry Taskforce and the Advisory Boards of the Singapore Green Finance Centre and the Sustainable and Green Finance Institute, which conduct multi-disciplinary research and talent development in sustainability and sustainable finance. Ms Tan is also a Board Member of Infrastructure Asia, which supports Asia’s social and economic growth through infrastructure development. She is a member of the Executive Committee of the International Monetary Fund’s Singapore Regional Training Institute.  

Ms Tan graduated from Cambridge University with a First Class Honours in Law. She also holds a Master of Laws from Harvard Law School. She was awarded the Public Administration Medal (Silver) in 2018 in recognition of her contributions to public service.