William Flenley KC
UK Bar Guide 2025
Band 1 : Professional Negligence
Email address
[email protected]Contact number
020 7643 5000Share profile
Band 1
About
Provided by William Flenley KC
Practice Areas
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, and professional indemnity insurance.
Professional Memberships
Professional Negligence Bar Association (former Chairman). Bencher of the Middle Temple.
Publications
Co-author, Solicitors’ Negligence and Liability (Flenley & Leech, 4th ed., 2020). An original contributor to Professional Negligence and Liability (Informa): sections on SAAMCo, causation, mitigation, contribution. A former contributor to Cordery on Legal Services. Formerly assistant general editor, Lloyd’s Reports: Professional Negligence (2000-2003). Ough and Flenley, The Mareva Injunction and Anton Piller Order (2nd ed., 1993): freezing orders, search and seizure orders.
Personal
William is the co-author, with Mr Justice Leech, of the leading text for practising lawyers about claims relating to solicitors. He has been listed as a leading barrister practising in professional liability by each of the two principal directories for many years. From 1990 until 2023 he was a board member of homelessness charities Bondway and then Thames Reach.
Chambers Review
UK Bar
Well versed in the full spectrum of professional liability work, William Flenley KC serves as an arbitrator and a mediator, as well as an advocate. He specialises particularly in solicitors' negligence, on which subject he has co-authored a leading reference text.
Strengths
Provided by Chambers
"William is a fantastic silk and a leader in his field. Not only is he excellent with clients but he's extremely user-friendly and will maintain a strategic focus throughout."
"William is very impressive, quick to respond, user-friendly and very intellectually imaginative."
"William is a go-to counsel on solicitors' cases."
"William is a fantastic silk and a leader in his field. Not only is he excellent with clients but he's extremely user-friendly and will maintain a strategic focus throughout."
"William is very impressive, quick to respond, user-friendly and very intellectually imaginative."
"William is a go-to counsel on solicitors' cases."