William Mitchell

Called: 2017

Practice Overview

Will has a broad and growing practice spanning all areas of Chambers’ work including:

  • Shipping & Maritime (including fatal accidents at sea)
  • Commercial Litigation
  • Shareholder Disputes
  • Insurance & Reinsurance
  • Banking & Finance
  • Arbitration
  • Aviation & Carriage by Road
  • Jurisdiction and Conflict of Laws
  • Insolvency
  • Gaming law

He has appeared as sole counsel in the County Court on a wide range of matters including applications for specific disclosure, a successful application to set aside default judgment, and a wide range of general commercial trials. He is due to appear in a 2-day trial relating to a contractual dispute in March 2019 and in the Circuit Commercial Court on a tort claim for conversion. Will has also recently provided witness statements to the Court of Appeal in Piraeus, Greece and the Commercial Court of the Orenburg Region, Russia on matters of English law.

He has worked as part of counsel teams of various sizes and is currently assisting Nigel Cooper QC in relation to a fatal accident that occured on a yacht, John Kimbell QC on another fatal accident involving a powerboat and a yacht tender in Bermuda, and Robert-Jan Temmink QC on a s.994 unfair prejudice petition.  

Will has market experience in marine, aviation and space insurance having undertaken a placement in 2018 with a leading insurer. During the placement he advised on stock throughput, P&I, War Risks and H&M policies.

Recent highlights include:

  • Assisting in two s.994 petitions for unfair prejudice, both of which are ongoing.
  • Advising and providing expert witness evidence in relation to a claim in Greece against an insurer worth $160 million following the loss of the vessel “Alexandros T”;
  • Advising on the merits of a claim for relational financial loss of approximately $2 million following a collision and GA event, where there was no physical damage to the cargo;
  • Appearing on interim hearings and trials in the County Court in a wide range of commercial matters including contractual disputes, claims in tort, and aviation matters (including Reg 261 and Montreal Convention claims). Will recently appeared in two applications to set aside default judgment, both of which were successful.
  • Advising and pleading in a wide range of bill of lading and charterparty disputes, including acting as sole counsel in ongoing arbitrations under LMAA rules regarding cargo damage, bunker disputes, claims under the implied indemnity and on and off-hire survey disputes;
  • Advising and drafting closing submissions in an LMAA arbitration relating to general average, advising on the exercise of a contractual liens, and advising on issues relating to the establishing admiralty jurisdiction in rem;
  • Advising an Insurer on coverage under a H&M war risks policy following the capture of a Vessel’s crew by pirates;
  • Advising and acting in several Yacht matters including advising the mortgagee of a Yacht in relation to enforcing his rights following the disappearance of the mortgagor, and acting in several ongoing LMAA arbitrations under MYBA charters;
  • Acting for insurers in the successful defence of a claim for damage and loss in relation to storage of goods, including obtaining a costs order pursuant to CPR27.14(g) on the basis of the unreasonable behaviour of the Claimant;
  • Advising and acting in an ongoing claim for the delivery up of goods, including in relation to the right to delivery up where a lien is being wrongfully exercised;
  • Advising and pleading in carriage of goods by road disputes;
  • Defending a timeshare owner in an ongoing case relating to an amendment to the constitution of an unincorporated association.
  • Appearing in the Company Court on a winding-up petition.
  • Pleading in relation to a gaming dispute where the claimant alleges breach of duty and advising in relation to non-payment of a jackpot following an alleged software error.


BSc Mathematics, Imperial College, London (First Class)

MSc (Oxon)

Graduate Diploma in Law, Oxford Brookes University (Distinction, 1st in year)

Bar Professional Training Course, BPP (Outstanding)


Lord Denning Scholar, The Honourable Society of Lincoln’s Inn

Buchanan Prize, The Honourable Society of Lincoln’s Inn

Hardwicke Entrance Award, The Honourable Society of Lincoln’s Inn

Excellence Award, BPP

Oxford University Press Law Prize (for the highest performance on the GDL)

In-House Experience

Leading Insurer, complex claims team


Will sits on the London Advisory Board of the national children’s charity Chicks. He has been a long-standing advocate for the Gypsy, Roma and Traveller community and is happy to consider pro bono instructions in related matters. 


Young ICCA



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