Thomas Liu

Thomas regularly advises and appears in public law and commercial matters. He has significant experience in disputes involving government agencies, regulators, revenue authorities and statutory corporations. His commercial practice includes class actions, corporations law, consumer law and equity.

Thomas also accepts briefs in criminal law matters and is on the Commonwealth Director of Public Prosecutions external junior counsel panel.

Before joining the Bar, Thomas was a solicitor at Herbert Smith Freehills and Clayton Utz where he worked on tax disputes, corporate regulation, representative proceedings, corporate insolvency and administrative law. Thomas was also a legal officer in the human rights section of Legal Aid NSW.

Thomas was the Associate to Justice Buchanan in the Federal Court of Australia from 2014 to 2015.

Thomas speaks fluent Chinese (Mandarin).

Nuala Simpson

Nuala accepts briefs in all areas of commercial law, but has special expertise in representative (class-action) proceedings and complex, high–value engineering and construction disputes.

She regularly appears in the Federal Court of Australia, the Supreme Court of New South Wales and in private arbitrations and in mediations.

Nuala is ranked in Chambers & Partners Asia Pacific Guide 2020, Construction & Infrastructure – Band 1, as “a very highly regarded junior” who regularly appears on complex construction and engineering cases with clients describing her as “excellent” and “a very bright and very thorough lawyer” (Chambers & Partners Asia Pacific, 2020).

She is recognised as one of Australia’s best lawyers in the areas of “Construction and Infrastructure” (Best Lawyers Australia, 2019 – 2013) “Litigation” (Best Lawyers Australia, 2019 – 2016) and rated as “pre–eminent” in the area of “Construction Law” in Australia (Doyles Guide, 2018 – 2016) and New South Wales (Doyles Guide, 2020).

Nuala was named “Junior Counsel of the Year, Australia” in 2013 by Lawyers Weekly, Australia.


David Hughes

David appears in complex commercial and corporate disputes. He has acted in significant cases for major corporations in the following fields:
• resources and infrastructure
• telecommunications
• investor class actions
• competition
• construction
David is an author of ‘The Interpretation of Contracts in Australia’ and is often consulted on difficult or significant questions of contractual interpretation.
David also appears in the Federal Courts in judicial review applications.
David also has expertise in private international law, and he is a former legal officer for the Permanent Bureau of the Hague Conference on Private International Law.

Chester Brown

Chester’s practice focuses on international arbitration and other general commercial matters, and encompasses advisory work and appearances in court and before arbitral tribunals. He has particular expertise in disputes which raise issues of public and private international law, and he is presently engaged in a number of disputes arising under bilateral and multilateral investment treaties.

He was previously an Assistant Legal Adviser at the Foreign and Commonwealth Office, London, and a Senior Associate in the International Law and International Arbitration Group of Clifford Chance LLP, London. He is Professor of International Law and International Arbitration at the University of Sydney Law School, and an overseas associate of Essex Court Chambers, London.


Paul Blackburn-Hart SC

Paul has had wide experience over many areas of practice, with particular emphasis in equity and commercial matters, including appellate.
Paul is an experienced mediator, accredited with the NSW Bar Association and the Supreme Court of NSW. He appears in both NSW and interstate cases.
He has also appeared as an expert witness.


Mark Brabazon SC

Mark advises and represents a diverse range of private and government clients in tax, commercial and equity cases.  His practice covers all stages from planning and investigation through ADR and trial litigation to final appeal.  He holds a PhD in international tax from the University of Sydney.  He is the author of  International Taxation of Trust Income (Cambridge University Press, 2019) and numerous other works on Australian and international tax.

Mark has broad experience in civil litigation.  He has particular expertise in legal costs and the regulation of the legal profession.  He also practises as an arbitrator.

Mark is the chair of the Council of Law Reporting for New South Wales.

Selected recent publications are accessible via SSRN and the Sydney Law School Research Papers Series.