Simeon Maskrey QC > Chambers of Collingwood Thompson QC > London, England > Lawyer Profile

Chambers of Collingwood Thompson QC


Simeon Maskrey is recognised as an outstanding, experienced silk in each of his three main practice areas, comprising maximum severity clinical negligence, personal injury and product liability cases, which is reflected in his Legal 500 tier 1 ranking.  He has appeared in the European Court of Justice, the Supreme Court and the House of Lords. He has sat as a Deputy High Court Judge since 2001. Simeon is a regular speaker at AvMA conferences and has regularly lectured at Trinity College, Dublin, and King’s College, London. He is a well-known contributor to 7BR seminars and has recently chaired or spoken at events organized by MBL seminars and by Irwin Mitchell and Kennedy’s solicitors. He has spoken or been involved in workshops for the Royal College of Surgeons and Royal College of Physicians.

Simeon is commended for the relationships he builds with his lay and professional clients, his ability to absorb and distil large quantities of complex and technical medical information and for his cross-examination skills. His persuasiveness in Court has been noted by judges on numerous occasions. Solicitors comment on his approachability and informal style and lay clients on his manner and ability to explain complex issues. He is regularly instructed to act in cases emanating from international jurisdictions.

He has unparalleled experience in medical product and pharmaceutical group actions and assisted in the successful negotiation of a settlement in the metal on metal hip litigation, leading a team of four counsel. He is currently leading a three counsel team in the blood products litigation against the Secretary of State and NHS Trusts and is engaged in a test case on the application of section 41(1) of the Consumer Protection Act.

Simeon is regularly instructed on behalf of claimants and defendants in maximum severity personal injury actions. He is commended for his judgement and pragmaticism and for the quality of his advocacy. His forthright and straightforward approach in mediations and round table meetings has resulted in settlement of difficult and apparently intractable cases.


Called 1977, Gray’s Inn; QC 1995; Recorder 1996; deputy High Court judge 2001. Senior lecturer in Medical Jurisprudence, Trinity College, Dublin.


Kings School, Grantham; Leicester University.

Lawyer Rankings

London Bar > Product liability

(Leading Silks) Ranked: Tier 1

Simeon Maskrey QC7BRA legend. One of the best brains in the product liability world. Understands what is needed to win in the most complex cases. A joy to work with.

7BR fields ‘a number of excellent barristers that practice across all levels‘ and is noted as being ‘on top of its game for claimant product liability cases‘. Hugh Preston QC is acting for various claimants in a new group action arising from textured breast implants which allegedly giving rise to a risk of breast implant-related cancer. The list of ‘highly capable‘ practitioners also includes Simeon Maskrey QC and Adam Korn, who are further involved in proceedings relating to metal-on-metal hip and mesh claims.

London Bar > Personal injury, industrial disease and insurance fraud

(Personal injury - Leading Silks) Ranked: Tier 2

Simeon Maskrey QC7BRHe is simply first class. As an advocate, I could listen to Simeon all day. An excellent tactician with a brilliant mind.

7BR offers a ‘good depth of counsel‘ who match ‘technical expertise‘ with ‘a friendly but forthright attitude‘. This ‘fantastic set‘ is well regarded for ‘a variety of specialisms‘, ranging from maximum severity brain and spinal injury claims to historical abuse work. For military personal injury cases, Timothy Meakin is the key name to note, while sports injuries are an area of particular focus for Jeremy Pendlebury. In a recent example of the group action cases which the also set handles, Simeon Maskrey QC is acting in Ian Chown v Ministry of Defence, which examines the use of the anti-malarial drug Lariam.

London Bar > Clinical negligence

(Leading Silks) Ranked: Tier 1

Simeon Maskrey QC – 7BR ‘The barrister you would always want to sit behind. He is a magnificent advocate and a formidable opponent. He is very sharp and can pick up and analyse issues in complex cases very quickly. He has great judgement and is a brilliant team leader on the big complex cases.

Its ‘wide range of excellent practitioners at all levels‘ makes 7BR ‘one of the top sets in the industry‘. The set enjoys an ‘excellent reputation in claimant clinical negligence with a very good selection of specialist barristers‘. Following on from the recent successes of the ‘legendary‘ Simeon Maskrey QC and Jeremy Pendlebury for the claimant in the landmark Supreme Court case Darnley v Croydon Health Services NHS Trust, and the former’s representation of the doctor in MNX v Khan, Derek Sweeting QC  is representing the claimant in Roberts v SSAFA, a claim arising out of the alleged clinical negligence of a British midwife acting in a German hospital. ‘Excellent advocate‘ Sarah Edwards and the ‘passionate and empathetic‘ James Robottom are two newly ranked junior counsel of note.