About Dato Su Tiang Joo
Executive Summary
Dato Su Tiang Joo has more than three decades of litigation experience and five years of judicial service. He served as a Judicial Commissioner from 1 September 2020 and was appointed a Judge of the High Court in Malaya on 18 March 2024. Upon his retirement on 15 December 2025, he had disposed of 2,974 matters, both civil and criminal, and had released 291 written grounds of judgment, many of which were published in the Current Law Journal, Malayan Law Journal, All Malaysia Reports, and eLaw.my. He retired without any outstanding grounds of judgment.
Prior to joining the Bench, he practised for 36 years at the Bar, appearing as lead counsel in more than 100 reported cases across all levels of the Malaysian courts. He returned to practice in 2026 under Su Tiang Joo Law Chambers, operating within Aurum Chambers Group Law Practice, based in Kajang, Selangor, Malaysia.
His litigation practice is characterised by structured issue identification, disciplined fact‑marshalling, and the strategic use of interim remedies. His judicial experience now informs his approach to complex disputes, allowing him to evaluate matters with both counsel’s tactical perspective and a judge’s analytical discipline.
Dato Su’s litigation work spans civil, commercial, corporate, land, administrative, and constitutional matters. His experience includes (in alphabetical order):
His approach emphasises:
These methods reflect the practices he applied both as counsel and later as a judge.
Dato Su has long been involved in land acquisition matters both as counsel and judge. His contributions include:
These reflect his long involvement in statutory land matters.
During his judicial service, Dato Su presided over the whole spectrum of civil, commercial and criminal matters including dangerous drugs (DDA), homicide (Penal Code), anti-money laundering, anti‑trafficking in persons and anti‑smuggling of migrants (ATIPSOM) and security offences under the Security Offences (Special Measures) Act (SOSMA)
These areas reflect the breadth of civil, commercial and criminal matters that came before him on the Bench.
He also contributed papers and presentations to judicial training programmes, including ILKAP, the Judicial Appointments Commission, and ASEAN Chief Justices workshops.
Class action on safeguarding and enforcement of Constitutional fundamental liberties and rights.
His CV records more than 50 papers, seminars, and presentations, including:
He has published articles in CLJ, MLJ, AMR, QLR, and the Journal of the Malayan Judiciary, and contributed chapters to international publications including The Dispute Resolution Review and The Quintessential Gopal Sri Ram.
His appointments include:
Independent research bodies have listed him in:
These listings are based on external research and are not self‑descriptions.
Aurum Chambers Group Law Practice provides direct access to senior counsel, uniting the expertise of Dato’ Sheila De Costa and Dato Su Tiang Joo for strategic negotiation and courtroom advocacy.
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