Jeffery Peter Sewell


Barrister – Mediator – Arbitrator

Telephone: 02 8815 9423
Fax: 02 8815 9303

Admitted as Barrister: 1989
Nationally Accredited Mediator: 2012
BarADR Approved Arbitrator: 2013

Practice areas:

  • Alternative Dispute Resolution
  • Appellate
  • Common Law
  • Insurance Law
  • Motor Accidents – Personal Injury Claims

Mr Sewell was called to the Bar in 1989. He is admitted as a Barrister of the High Court of Australia and the Supreme Courts of NSW, Queensland and the ACT. He is a member of the NSW Bar Association, the Australian Bar Association, the American Bar Association and the New York State Bar Association.

Mr Sewell is an Accredited Mediator and Arbitrator. He is a Fellow of the Chartered Institute of Arbitrators, a Fellow of the Australian Centre for International Commercial Arbitration (ACICA) and a Fellow of the Arbitration and Mediation Institute of New Zealand (in both Arbitration and Mediation). He has been appointed to the list of mediators for the NSW Bar Association, ACICA, CIArb and AMINZ. In addition, the International Mediation Institute (IMI) in The Hague has approved and endorsed Mr Sewell as a duly certified Mediation Advocate.


Mr Sewell also is a BarADR accredited Arbitrator with the NSW Bar Association.  During 2018 and 2019, Mr Sewell served as a member of the ICC’s International Taskforce on the “Arbitration of Climate Change Related Disputes”.  In late 2022, he was appointed to the inaugural steering committee for the establishment of terms of reference for ICC Australia’s Arbitration Committee, of which he is currently also  as a member.

Mr Sewell also is an active member of Mediators Beyond Borders – particularly, its Climate Change Project team.  He was appointed as a delegate at United Nations’ Conferences on Climate Change (UNCCC) in Warsaw and Paris.  He also has attended as a delegate to UNEP‘s International Sustainability Forum.

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