Tat is a founding partner of Aequitas Law LLP (a law practice) and Maxwell Mediators (a mediation practice).
He was called to the Singapore Bar in 1989, with more than 30 years of experience in dispute resolution practice. His qualifications include LL.B (Hons) from the National University of Singapore, MBA / LL.M from the National University of Singapore, and MSc (Construction Law & Arbitration) (With Merit) from King’s College London. His areas of practice include resolution of disputes involving construction law, corporation law, shareholders and joint venture agreements, privacy law and employment. He has appeared as counsel at all levels of the Singapore Courts, and in domestic and international arbitration and mediation.
He is a Fellow of the Chartered Institute of Arbitrators (UK), a Distinguished Fellow of the International Academy of Mediators (USA), and an IMI-certified mediation advocate and an IMI-certified mediator.
Tat is also a member of an international mediation practice based in Singapore. He has extensive experience mediating cases involving energy, construction, environmental, intellectual property, joint venture, shareholders, commercial and family disputes. He is a Senior Fellow of the Weinstein International Foundation and accredited by many distinguished mediation institutions. His international practice includes his involvement as a regional consultant and mediator of the Compliance Advisory Ombudsman, International Finance Corporation, World Bank Group, a member of the Global Mediation Panel of the Office of the Ombudsman for the United Nations Funds and Programmes and a designated mediator under the investment agreement framework of the Closer Economic Partnership Arrangement (CEPA) between Hong Kong Special Administrative Region and mainland China.
He has been ranked for his dispute resolution practice in The Legal500 and received recognition by Who’sWhoLegal:Mediation (WWL) since 2016. WWL 2020 recognizes Tat as one of three leading individuals in Singapore’s mediation landscape. In 2022, WWL recognised him as a Global Elite Thought Leader.
He served on the organising committee of ICC International Mediation Competition and IBA-VIAC CDRC. He is a negotiation trainer for Vantage Partners (USA) and teaches negotiation and mediation in Singapore and Hong Kong. He currently serves the mediation community as Chair of the Society of Mediation Professionals (Singapore), member of IMI’s Independent Advisory Committee, member of the Board of Singapore Mediation Centre, a governor of the International Academy of Mediators (USA), a member of the Mediation Committee Advisory Board of the International Bar Association (IBA), and Editorial Board member of IBA’s Dispute Resolution International.
He is a contributor to various publications on his areas of practice, including Singapore Civil Procedure (Thomson Reuters Sweet & Maxwell), Mediation in Singapore: A Practical Guide (Thomson Reuters Sweet & Maxwell), Mediation Practice (International Chamber of Commerce), and Stories Mediators Tell (World Edition) (American Bar Association).