William Flenley KC > Hailsham Chambers > London, England > Barrister Profile
Hailsham Chambers Offices
CHAMBERS OF JULIAN PICTON QC
4 PAPER BUILDINGS, TEMPLE
EC4Y 7EX
England
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William Flenley KC
Position
William Flenley KC practises in the fields of professional liability, insurance, regulatory and contract law. He has appeared in a number of leading cases relating to the liability of professionals, including a trio of recent reported cases in the Court of Appeal: Addlesee v Dentons Europe [2020] Ch 243 (privilege), Group Seven v Notable Services [2020] Ch 129 (dishonest assistance in breach of trust), and Various Claimants v Giambrone & Law [2018] PNLR 2 (application of Saamco). He is co-author of the best known practitioners’ book on claims against solicitors, Flenley & Leech, The Law of Solicitors’ Liabilities. The first edition was published in 1999 and the fourth edition in August 2020.
William is a former Chairman of the Professional Negligence Bar Association. He has contributed to Cordery on Legal Services and Professional Negligence and Liability, was deputy editor of Lloyd’s Reports: Professional Negligence, and has lectured in law at the London School of Economics. He is a Bencher of the Middle Temple. He has been recommended as a leading barrister practising in professional liability by each of the two principal directories for many years and has been shortlisted in the Chambers Bar Awards 2020 as Professional Negligence Silk of the Year.
William is also a board member of Thames Reach, a homelessness charity.
Career
Called 1988, Middle Temple; KC 2010. Publications: Ough and Flenley ‘The Mareva Injunction and Anton Piller Order’ (3rd ed 1993); Flenley and Leech, ‘Solicitors’ Negligence and Liability’ (3rd edition, 2012); contributor ‘Professional Negligence and Liability’; former contributor to ‘Professional Negligence and Liability’ and ‘Cordery on Legal Services’.
Languages
French.
Memberships
Professional Negligence Bar Association (chairman).
Education
Oxford (BA); Cornell University, New York (LLM); BCL.
Lawyer Rankings
London Bar > Professional negligence
(Leading Silks)Ranked: Tier 1William Flenley KC –Hailsham Chambers ‘Clear, considered, detailed and well structured advice, both written and in conference. Understanding and considerate of views of clients. Always fabulously well prepared. Respectful and never too busy to discuss.’
Hailsham Chambers is a leading professional negligence set with, ‘a huge number of specialists, their KCs are absolute market leaders’. William Flenley KC recently acted in Salter v PCL – a claim against a planning KC and planning consultant concerning whether they acted negligently in their advice on technical issues of planning law. Additionally, Michael Pooles KC recently completed a five-week trial whereby the claimants brought a £40m claim against a firm of solicitors – the claimants alleged that as a result of the solicitors’ conduct they had been deprived of a high-value business opportunity in the motor trade.