Members of 5 Wentworth Chambers cover a broad range of practice areas within competition law, consumer law questions, to cartel conduct, misuse of market power and regulatory matters. Catherine Bembrick specialises in cartel conduct and misleading and deceptive conduct cases, having acted for the ACCC in the Federal Court prosecution of Mastercard Singapore and Mastercard Australia in Australian Competition and Consumer Commission v Mastercard Australia & Mastercard Singapore for misuse of market power. Alexander Vial has been involved in cases with national legal significance.
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Alexander maintains a national practice in complex commercial and regulatory matters. He is recognised by Legal500 as a Leading Junior (Band 1) for competition law (2024, 2025), as a Leading Junior (Band 1) for white collar and regulatory matters (2024 Rising Star, 2025), and a Leading Junior (Band 3) for commercial disputes. He is also recognised as “One to Watch in Australia” for competition law (2025, 2026) and commercial law (2026) by Best Lawyers.
Alexander specialises in commercial and regulatory litigation that covers all areas of competition and consumer law, trade practices including franchising, class actions, insolvency, intellectual property, and employment law.
Alexander regularly advises on and appears in regulatory investigations and enforcement matters, as has appeared in Royal Commissions and inquiries.
Before being called to the Bar, Alexander was a Senior Associate at Clayton Utz in Sydney where he specialised in competition law, consumer law, regulatory investigations and litigation.
Earlier in his career, Alexander served as the Associate to the Honourable Chief Justice Doyle AC of the Supreme Court of South Australia and, after his Honour’s retirement, the Associate to the Honourable Chief Justice Kourakis.
Alexander’s education includes a Bachelor of Civil Law (BCL) from the University of Oxford and a Bachelor of Laws (LLB) with First Class Honours from the University of Adelaide.
Alexander is a founding author of Zuckerman on Australian Civil Procedure, a leading text on Australian civil procedure that is now in its second edition.
Education
- BCL (OXON) University of Oxford 2013
- LLB (HONS 1) University of Adelaide 2010
- BCOM University of South Australia 2007
- BBUS (COMM LAW) University of South Australia 2007
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