Warren Sowerby


Telephone: +64 9 377 3544

Mobile: +64 21 401 445

[email protected]

Post: PO Box 2971, Shortland Street, Auckland, New Zealand 1015.

Warren P Sowerby  

Mediation Specialist

LLB (Otago), FAMINZ (Med)

  • Widely considered to be New Zealand’s pre-eminent legal/commercial mediator.
  • Consistently selected to facilitate the resolution of significant local, national and international disputes.
  • Completed more than 2,300 commercial mediations involving participants from New Zealand, the United Kingdom, United States, Japan, South Korea, Australia, China, Singapore, Europe and Russia.
  • “Ranked number 1 of the Top Ten Mediators in New Zealand in 2016”. – LawFuel
  • “Has probably mediated more ‘high end’ and commercial disputes than anyone else in New Zealand, with experience across the widest range of commercial and related disputes”. – LawFuel.
  • These involved infrastructure, aviation, construction, finance, media/entertainment, forestry, telecommunications, sport, national and international joint ventures, insurance, health and Treaty of Waitangi issues.
  • Trained in the United States.
  • As one of the most influential law practitioners involved in the practice of mediation has played a major role in transforming the use and practice of commercial mediation within New Zealand.
  • By invitation met and discussed the use of mediation in international political disputes with an Assistant Secretary General at the United Nations in New York.
  • Admitted in 2016 as a Fellow of the Arbitrators and Mediators Institute of New Zealand by waiver in recognition of his depth of experience in dispute resolution.
  • Appointed as a SIMI certified mediator by endorsement by the Singapore International Mediation Centre.
  • In 2011 received an award for the Most Creative use of ADR from LEADR New Zealand and in 2013 named Law Awards Mediator of the Year.


Recent and Notable Cases

Qualifications and Career