Barrister Profile



Year of Call: 1985

Main Areas of Practice

Commercial Law
Professional Negligence


Mark Cannon QC was called to the English Bar in 1985 and appointed Queen’s Counsel (England) in 2008.

He has developed a strong commercial practice at the English Bar with particular focus on insurance and reinsurance, professional negligence and liability in a commercial context and construction and engineering disputes.

He was called to the Bar of Northern Ireland in 2014 in order to represent a client based in Northern Ireland for whom he was acting in a number of construction and insurance disputes.

Mark has been a member of 4 New Square Chambers in Lincoln’s Inn since 1987. He is currently Head of Chambers. Full details of his work and experience can be found here.


1983; BA in Modern History, Lincoln College, Oxford

1984; Part 1B of the Law Tripos, Robinson College, Cambridge

1985; Called to the Bar of England and Wales

2008: Appointed QC (England and Wales)

2010-11; Chairman of the Professional Negligence Bar Association (England and Wales)

2014; Called to the Bar of Northern Ireland

Member of the Chancery Bar Association, COMBAR, London Common Law & Commercial Bar Association and Tecbar (England and Wales)


Recent and typical cases include:

Impact Funding Solutions Ltd v Barrington Support Services Ltd (formerly Lawyers At Work Ltd) [2016] UKSC 57; [2017] A.C. 73: Insurance; solicitors’ minimum terms; exclusion clauses; trade debts.

Aldermore Bank Plc v Rana [2015] EWCA Civ 1210; [2016] 1 W.L.R. 2209: Banking, conveyancing, completion of a mortgage.

Schumann v Veale Wasbrough [2015] EWCA Civ 441; [2015] P.N.L.R. 25: Lawyers’ negligence; limitation.

Co-operative Group Ltd v Birse Developments Ltd [2014] EWCA Civ 707; [2014] B.L.R. 477: Construction; limitation; amendment of pleadings.

McManus v European Risk Insurance Co hf [2013] EWCA Civ 1545; [2014] Lloyd’s Rep. I.R. 169: Insurance; block notifications; declaratory relief.

Emptage v Financial Services Compensation Scheme Ltd [2013] EWCA Civ 729; Financial services; judicial review; mortgage mis-selling.

Knox D’Arcy Operations Ltd v. Manches LLP [2013] EWCA Civ 33; [2013] PNLR 18: Solicitors; client account; assignment; notice.


Co-author of Cannon & McGurk, Professional Indemnity Insurance (OUP; 2nd ed 2016)

Editor of Jackson & Powell on Professional Liability (Sweet & Maxwell, 8th ed 2017) since the 3rd edition (1992)