Henry Byam-Cook > Twenty Essex > London, England > Lawyer Profile

Twenty Essex

Work Department

  • Arbitration and mediation
  • Banking
  • Civil fraud
  • Commercial dispute resolution
  • Commercial law
  • Energy and natural resources
  • Information technology
  • Insurance and reinsurance
  • Private international law
  • Shipping and international trade


Henry practises in a range of commercial disputes, including shipping and international trade, energy and natural resources, IT and telecoms, fraud, and insurance. He has extensive experience of jurisdictional disputes and interim applications (including injunctive relief), together with trials, often in disputes with a complex, technical dimension.

He regularly appears in the English High Court (Commercial Court, Technology and Construction Court, and Chancery Division) and has also appeared in the Supreme Court and Court of Appeal. Henry frequently represents clients as sole counsel against QCs on the other side, but also has considerable experience working as part of a larger team.

Henry has a strong arbitration practice. He represents clients in all forms of international arbitration – ad hoc, institutional (including ICC and LCIA) and trade arbitrations (LMAA, GAFTA and FOSFA). In addition, he has considerable experience of applications to court in support of arbitral proceedings, appeals against arbitration awards, jurisdiction challenges and points relating to arbitration law. He accepts appointments to sit as an arbitrator.

Henry was the winner of ‘Shipping Junior of the Year’ at the Chambers Bar Awards 2018.


Called 2000, Inner Temple; Judicial Assistant to the Lord Justices of Appeal 2001.


  • LMAA: Supporting Member
  • Commercial Bar Association
  • Society for Computers and Law
  • London Common Law and Commercial Bar Association
  • Fraud Lawyers Association


Lincoln College, Oxford (BA (Hons)); City University (Diploma in Law); Everard Ver Heyden Foundation prize ICSL (1999/2000).

Lawyer Rankings

London Bar > Commodities

(2020 Silks)Ranked: Tier 1

Henry Byam-Cook KCTwenty EssexA very able silk with meticulous attention to detail, unrivalled knowledge of the law and a commercial attitude to advice.

London Bar > International arbitration: counsel

(2020 Silks)Ranked: Tier 1

Henry Byam-Cook KCTwenty EssexThe advice was on point and realistic, but also thorough and focused on maximizing the chances of success for our client. In summary, all that you expect from a top notch barrister.

London Bar > Shipping

(2020 Silks)Ranked: Tier 1

Henry Byam-Cook KCTwenty EssexThe quality that really sets Henry apart from other QCs is that he is truly a team player, in addition to all the attributes that go without saying. I trust Henry to both challenge me and to be receptive to challenge in return.