
Jonathon has almost 30 years’ experience in legal practice.
He maintains a broad national practice encompassing advice and appearance work in: (i) high value commercial disputes and class actions, (ii) appeals in all intermediate courts of appeal and the High Court; (iii) international arbitration and private international law; and (iv) public law, regulatory matters (including competition and consumer law) and commissions of inquiry.
He is regularly retained by leading law firms and corporate clients to conduct cases throughout Australia at first instance and on appeal, and internationally, including in arbitrations seated in Singapore, London and New York. He was Vice President of the Australian Centre for International Commercial Arbitration (ACICA), the peak arbitral body in Australia from 2018 – 2025 . He is also a member of Twenty Essex in Singapore and London.
Some of his previous and ongoing clients include BHP Billiton, Caterpillar, CSR, James Hardie, AGL, ATCO, Allianz, McGrath Nicol, Korda Mentha, Chubb, Marsh, Vestas, Samsung, Kimberley Clarke, IOOF, NAB, KPMG, Patersons Securities, and Yara International. He also does a substantial amount of pro bono work for the Human Rights Law Centre.

Chambers & Partners Asia-Pacific 2022-2026
Band 4 in Dispute Resolution
Legal 500 2021 – 2026
Leading Silk – Commercial Disputes
Lexology Index (formerly Who’s Who Legal) 2021 – 2025
Arbitration — Australia & New Zealand
Best Lawyers 2021 – 2027
Leading Lawyer – Class Actions and International Arbitration






