Ryan accepts briefs in all areas of law. He has a focus on complex commercial causes, regulatory disputes, and public law proceedings. He represents both private clients and government regulators, including the Australian Securities and Investments Commission (ASIC) and the Australian Prudential Regulation Authority (APRA). Before coming to the Bar, Ryan was Counsel Assisting the then Commonwealth Solicitor-General (Justin Gleeson SC) and advised successive Commonwealth Attorneys-General during the COVID-19 pandemic.

Ryan is a University Medalist in Law, a former High Court Associate, and has postgraduate degrees – BCL (Distinction) and M Phil in Law – from the University of Oxford. His commercial experience includes working in international disputes practices in London (Skadden, Arps, Slate, Meagher & Flom LLP) and Paris (Freshfields Bruckhaus Deringer).

Notable recent matters as counsel include:

• Kain v R&B Investments Pty Ltd as trustee for the R&B Pension Fund & Ors (“Blue Sky”), S146/2024, High Court of Australia – commercial law – class actions and common fund orders – for the intervener – led by Craig Lenehan SC;
• Petersen Energia Inversora S.A.U. & Ors v Argentine Republic, 2024/0089582 NSWSC (Eq Div) – recognition and enforcement at common law of a US SDNY judgment worth USD $16.1 billion plus post-judgment interest – for the plaintiff investors – led by Justin Hogan-Doran SC and Chester Brown SC;
• Weston Energy Pty Ltd v National Ceramic Industries Pty Ltd, 2025/00319748 (NSWCA) – commercial law – misleading or deceptive conduct – for the appellant – led by Jeremy Giles SC;
• Australian Prudential Regulation Authority v Eric Insurance Limited ACN 009 129 793, NSD1251/2025 (FCA) – insolvency/restructuring – winding up orders on just and equitable grounds – for APRA – led by Gerald Ng SC;
• The Epoch Holdings Group Pty Ltd ACN 169 456 517 & Ors v David Katz, NSD527/2022 (FCA) – restraints of trade – for the second respondent – led by James Lockhart SC and Peter Gaffney;
• Regal Funds Management Pty Ltd as Trustee for Regal Emerging Companies Opportunities Fund v John Park and Ben Campbell in their capacity as Receivers and Managers of Altus Renewables Ltd (Receivers and Managers Appointed) (in Liquidation), NSD1394/2024 (FCA) – commercial law – for the company and noteholders – led by Jeremy Giles SC; and
• Pauline Hanson v Mehreen Faruqi, NSD1698/2024, FCA (Full Court) – constitutional law – for the appellant – led by Sue Chrysanthou SC and Perry Herzfeld SC.

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