Called to Bar: 2006

Jonathon has a broad national practice in commercial and public law and over 17 years of legal experience as a barrister and commercial lawyer. He holds a Masters of Law from Harvard (as Australia’s Menzies scholar for 1998) and a BCL (Distinction) from Magdalen College, Oxford. He is also a member of the English Bar (Lincoln’s Inn) and the New York Bar. He commenced practising as a lawyer in 1999 for the pre-eminent international law firm, Sullivan & Cromwell, in New York.

He is regularly briefed by leading national and international law firms to represent clients in large and complex commercial disputes in a range of courts and tribunals around Australia, including several appeals to the High Court of Australia. 

Two large disputes in which he is currently involved include the Oswal litigation in the Supreme Court of Victoria for claims exceeding a billion dollars (acting for Yara Australia) and the Banksia litigation in the Supreme Court of Victoria and Supreme Court of New South Wales involving claims by Banksia against directors, auditors, trustee and insurance broker of approximately $200 million (acting for special purpose receiver).  Some of his previous and ongoing  clients include BHP Billiton, Yara International, Caterpillar, CSR, James Hardie, AGL, McGrath Nicol, Korda Mentha, the liquidators of Opes Prime (Ferrier Hodgson), Chubb, Marsh and Vestas. He has considerable experience in schemes of arrangements of all kinds and has appeared in dozens of schemes in Australian courts for targets, bidders and third parties. He represented Local Government in the 18-month 2009 Victorian Bushfire Royal Commission. He regularly advises on constitutional law matters (including for the Human Rights Law Centre) and has appeared in leading High Court constitutional cases.

Jonathon has developed particular expertise in international arbitration and private international law and has been engaged by a number of leading law firms to appear and advise in several large international arbitrations, including where the seat of the arbitration is in Singapore. He is a Fellow and Director of ACICA and has represented that peak arbitral body in its amicus interventions in the High Court of Australia in Westport v Gordian and TCL Air Conditioner v Judges of Federal Court of Australia. He has also acted as an arbitrator (appointed under the ACICA Rules) and was recently appointed as panel arbitrator for NBN Co. Jonathon is also listed as a leading arbitration barrister in the Doyles Guide to the Legal Profession (2017).

Core Practice Areas

  • Appellate
  • Arbitration
  • Corporations and Insolvency
  • Competition and Consumer Law
  • Commissions of Inquiry
  • Insurance/Reinsurance
  • International
  • Professional Liability
  • Public Law
  • Representative Proceedings
  • Taxation and Revenue


Inquiries to Banco’s clerk can be emailed to Alternatively, please call (02) 8239 0201.


Level 9, Two Chifley Square, Sydney NSW 2000

Tel: 9376 0658
Fax: 9210 0521


Liability limited by a scheme approved under Professional Standards Legislation.