Derek Sutton
Joint Senior Clerk
+44 (0) 207 822 7327
Fraser was appointed silk in March 2025. His practice is focused on commercial litigation and arbitration, often involving disputes between shareholders and the cross-examination of expert witnesses. He is also experienced in judicial review cases, typically on behalf of highly-regulated businesses.
He is recommended in the current editions of the legal directories as a leading silk in Commercial Litigation, Company Law, and Administrative & Public Law. As a junior, he was one of Legal Week's 'Stars at the Bar' (top 12 commercial litigation barristers under 10 years' call), and as a solicitor he was one of the Times’ ‘Future Stars of the City’. Recent comments include:
Before becoming a barrister in 2010, Fraser was a solicitor at a leading law firm and a Fellow of All Souls College, Oxford.
He serves on the Advisory Board of Lawyers Who Care, the pioneering charity that provides mentoring and support for care leavers interested in entering the legal profession.
Fraser regularly appears in the Commercial Court and Chancery Division.
In addition to his recommendations for Company law (see section below), he is recommended as a leading silk for Commercial Litigation/Commercial Dispute Resolution in Chambers and Partners 2027 ("Fraser is a joy to work with. He is extremely responsive and client-friendly, as well as being a superb advocate. His drafting is excellent and his advice is always spot on.") and Legal 500 2027 ("Fraser is a joy to work with. He is extremely responsive and client-friendly, as well as being a superb advocate. His drafting is excellent and his advice is always spot on.").
“Fraser is outstanding all round. He is highly intelligent, creative, strategic and commercial. He is excellent at distilling complex advice for clients.”
Chambers and Partners, 2027
“Fraser is a joy to work with. He is extremely responsive and client-friendly, as well as being a superb advocate. His drafting is excellent and his advice is always spot on.”
Legal 500, 2027
“Fraser Campbell is top drawer and has a brain the size of a planet. He is a very good and effective advocate, and also very good at the paperwork.”
Chambers and Partners, 2026
“Fraser has an excellent manner both with clients and judges. His cross-examination and advocacy were integral to our success.”
Chambers and Partners, 2026
“Fraser Campbell is a stellar advocate. He will fly in silk.”
Chambers and Partners, 2026
“Fraser is an exceptional advocate both when giving submissions and when cross-examining. He combines dry wit with precision-engineered submissions which pleases judges and devastates his opponents.”
Legal 500, 2026
“Fraser is excellent in all regards. He is exceptionally bright, hands-on and close to the detail. He is also very good at explaining the legal position to clients in terms they will understand.”
Chambers and Partners, 2025
“He is a favourite of solicitors in shareholder disputes.”
Chambers and Partners, 2025
“Fraser is a pleasure to work with and an exceptional thinker. He is able to grasp the intricacies of anything put before him, and he always gives sound, pragmatic advice.”
Chambers and Partners, 2025
“Fraser has an excellent manner. He always appears very measured and persuasive before the judge.”
Chambers and Partners, 2025
“Fraser is the cleverest man alive; he is brilliant.”
Chambers and Partners, 2025
“Phenomenally bright.”
Legal 500, 2025
“His consistently nuanced and insightful grasp of the key issues is very helpful.”
Chambers and Partners, 2023
“He is very savvy, and very good at anticipating what the opponent will say or think.”
Chambers and Partners, 2023
“Fraser's oral advocacy is outstanding for someone at his level. He has a phenomenal manner in how he handles the courtroom.”
Chambers and Partners, 2023
“Fraser is a brilliant young barrister. Incredibly quick and responsive. Excellent team worker. Clever draftsman. Shrewd and will fight your case. The best find at the Bar of recent years.”
Legal 500, 2023
“He excels on his feet and is a master cross-examiner, with an assurance beyond his years of call.”
Legal 500, 2022
“A very strong all-rounder, offering tight drafting, cogent advice and deft advocacy.”
Legal 500, 2022
“Incredibly intelligent, highly commercial, hard-working, proactive and just a brilliant advocate.”
Chambers and Partners, 2021
“Calm, knowledgeable, thorough and detail-oriented, an excellent advocate.”
Legal 500, 2021
“He's unbelievably hard-working and will consider all angles.”
Chambers and Partners, 2020
For investment fund founder, defeating claims for breach of contract and unjust enrichment relating to the introduction of seed investors. Case featured factual evidence on disputed oral agreement, plus expert evidence on market practice and value of introduction services.
For defendants to claims of conspiracy and dishonest assistance in relation to major property joint venture, obtaining reverse summary judgment in respect of all claims.
For claimant aerospace company, obtaining findings of serial breaches of fiduciary duty by former interim CEO.
For founder of private bank, obtaining judgment clearing him of any involvement in or knowledge of a document contemplating unlawful action.
For Part 20 Defendant, obtaining strike out of all claims against him on grounds of time bar, following arguments about applicable law and the date by which an alleged mistake could reasonably have been discovered.
For successful claimants, obtaining an award of £675m following six-week trial. The Commercial Court held that a contractual indemnity covered losses arising from acts and omissions prior to its date.
Obtaining post-trial orders for document deletion, and an explanation by witness statement of extent of inappropriate use of confidential information, in a claim by businessman against estranged former accountant and right-hand man.
For Part 20 Defendant, successfully defeating £40 million claim arising out of non-delivery of 80 million face masks during the covid pandemic. 10 day trial involved cross-examination of five factual witnesses and two experts, plus legal submissions on contractual construction and the duties of an introducing agent.
For claimant former director, successfully establishing that he was entitled to be repaid funds advanced informally to company in distress, and defeating seven-figure counterclaim for alleged breaches of duties.
Successfully striking out, as an abuse of process, a contempt application alleging false statements in company’s pleading, in context of former employee’s claim for £8 million bonus.
For successful petitioner for unfair prejudice under s. 994 of the Companies Act, who complained of an undervalue sale of the company’s operating subsidiary by the majority to themselves. The Court found that the subsidiary, which had been sold for £150,000, was in fact worth £2.9m. The majority shareholder was ordered to buy out the petitioner’s shares based on that value, notwithstanding that the subsidiary had since entered administration. Further, a third party – who was neither a shareholder nor a director – was found secondarily liable, having colluded in the scheme.
Successfully resisting appeal relating to whether damages for breach of contract fell to be reduced on the basis that the breach resulted in an alleged diminution of the claimant’s debt to a third party. Also successfully resisting costs appeal, confirming that judge was entitled to order the defendant to pay costs incurred by the claimant in obtaining order for third party to preserve documents for purposes of both the claim against the defendant and a separate claim against the third party.
Fraser has a particular interest in unfair prejudice petitions, involving allegations of oppression of minority shareholders, under section 994 of the Companies Act. He is also frequently instructed in other types of shareholder disputes, in both court and arbitration, and in cases involving alleged breaches of directors’ duties.
In addition to his recommendations for Commercial Litigation/Commercial Dispute Resolution (see section above), he is recommended as a leading silk in the Company section of Legal 500 2027.
“He's an outstanding barrister - a great advocate (sounds infinitely reasonable), and incredibly bright and user-friendly.”
Legal 500, 2027
“Fraser is absolutely excellent: very responsive, great with clients, and brilliant in front of judges.”
Legal 500, 2025
“An utter delight to work with, he's a proper team player, who is able to work with any and all instructing solicitors.”
Chambers and Partners, 2023
“Excellent on his feet, he is a creative thinker with a cool head, who plays well with judges.”
Chambers and Partners, 2023
“Charming and remarkably persuasive, he judges his audience perfectly.”
Chambers and Partners, 2023
“Fraser is extremely calm and understated most of the time, but is capable of fiery and powerful advocacy when the occasion demands it.”
Legal 500, 2023
“He's quite simply brilliant; he's calm, level-headed and practical.”
Chambers and Partners, 2022
“An extremely impressive advocate who is very strategic and always coming up with solutions.”
Chambers and Partners, 2022
For claimant shareholder and director of leading fashion brand, complaining of breaches of fiduciary duty and shareholders’ agreement in his exclusion from the company and amendment of Articles of Association. Expedited trial listed for 2027.
For defendants and counter-claimants in shareholder dispute, following their exclusion of two directors for breaches of fiduciary duty and shareholders’ agreement.
For claimant aerospace company, obtaining findings of serial breaches of fiduciary duty by former interim CEO.
For respondents to unfair prejudice petition regarding English holding company of South American airline, facing allegations of wrongful dilution of minority.
For unfair prejudice petitioner, seeking buy-out based on allegations of unlawful extraction of funds by managing director.
For unfair prejudice respondents and cross-petitioners, in case involving interim injunctions as to management of company pending trial.
For claimant former director, successfully establishing that he was entitled to be repaid funds advanced informally to company in distress, and defeating seven-figure counterclaim for alleged breaches of duties.
For successful petitioner for unfair prejudice under s. 994 of the Companies Act, who complained of an undervalue sale of the company’s operating subsidiary by the majority to themselves. The Court found that the subsidiary, which had been sold for £150,000, was in fact worth £2.9m. The majority shareholder was ordered to buy out the petitioner’s shares based on that value, notwithstanding that the subsidiary had since entered administration. Further, a third party – who was neither a shareholder nor a director – was found secondarily liable, having colluded in the scheme.
Successfully resisting application to strike out unfair prejudice petition on grounds of delay and acquiescence.
Successfully resisting amendments to unfair prejudice petition following an initial trial, on grounds of res judicata and the jurisdiction of the Court to consider the affairs of a foreign subsidiary.
For former director facing allegations of breach of duty regarding the sale of a subsidiary to a connected party.
For majority shareholder of pharmaceutical company, seeking relief following the hi-jacking of the company by an unauthorised purported director. Final injunctive relief obtained, together with order for rectification of the register.
For majority shareholders seeking injunction in support of arbitration proceedings, in context of dispute regarding leading restaurant group (operating the Wosleley, the Delaunay and others). The majority subsequently purchased the business from administrators.
For the Respondent to a £100m claim for unfair prejudice in relation to a major pharmaceutical import and distribution business. Security for costs obtained March 2021.
For successful respondents to an unfair prejudice petition regarding an English company holding shares in a major Russian insurer. The Court rejected the petitioner's case that it was in truth a 50/50 shareholder and inheritor of a quasi-partnership interest, following evidence regarding discussions between Russian principals over two decades.
Fraser regularly appears in domestic and international arbitrations, under a variety of different arbitration regimes. His cases involve Commercial and Company cases, and he is recommended in the legal directories as a leading silk in both those fields (see sections above).
“His intellect is utterly outstanding. Few can match it; and probably none, exceed it.”
Legal Week Stars at the Bar, 2017
“A truly exceptional junior.”
Legal Week Stars at the Bar, 2017
“The quality of his legal analysis is second to none.”
Legal Week Stars at the Bar, 2017
For respondents to claims seeking to unwind loan contracts based on allegations of bribery and corruption.
For claimant investment consultant, seeking damages for breach of London arbitration agreement following New York proceedings that were struck out for lack of jurisdiction.
Successfully resisting claim for breach of settlement agreement, on basis that the defendant had complied with “reasonable endeavours” clause in context of uncertainty regarding application of US sanctions regime.
For the claimant joint venturer seeking declarations of right to buy out partner, following events of insolvency.
For defendants to various section 67 and 68 challenges to a $95m arbitration award following unlawful exclusion from a property joint venture in Moscow.
For claimant telecoms business in dispute arising out of Chinese supplier's repudiation of long-standing maintenance and support contract, including cross-examination of accountancy experts.
For the claimant founder of an investment management business, alleging breach of fiduciary duty by co-founders in various proposed restructuring transactions.
For the UK supplier of MRI equipment to a Russian research facility, including cross-examination of technical experts.
For the respondent IT supplier in a major claim brought by a UK public authority in relation to the provision of a new IT system.
For the defendants in proceedings alleging mismanagement of an international telecoms group.
Fraser has considerable experience of judicial review claims and statutory appeals brought by highly-regulated businesses and professionals, particularly in the pensions, energy and health/life sciences sectors. He is a past Vice Chair of the Human Rights Lawyers Association and was until taking silk a member of the Attorney General’s Panel of Junior Counsel to the Crown (A Panel).
“Fraser Campbell is top drawer and has a brain the size of a planet. He is a very good and effective advocate, and also very good at the paperwork.”
Chambers and Partners, 2026
“Fraser has an excellent manner both with clients and judges. His cross-examination and advocacy were integral to our success.”
Chambers and Partners, 2026
“Fraser Campbell is a stellar advocate. He will fly in silk.”
Chambers and Partners, 2026
“He is particularly strong at taking a strategic approach which combines legal remedies and commercial drivers to help clients solve complex issues.”
Legal 500, 2026
“Fraser is a newly appointed KC who has real gravitas in relation to a wide range of public law issues. He is able to apply public law principles to commercial issues and provide clear and effective commercial advice.”
Legal 500, 2026
“In terms of his written work, he is very clear and concise. He can make very complex arguments appear very simple.”
Chambers and Partners, 2025
“He has an ability to grasp a lot of very technical and complicated regulatory landscape extremely quickly.”
Chambers and Partners, 2025
“Fraser breaks it all down very simply for clients. His brain is amazing. He makes everything so simple and straightforward.”
Chambers and Partners, 2025
“His advocacy is excellent together with his written submissions. He is very good with clients in terms of talking to them and explaining things.”
Chambers and Partners, 2025
“The quality of his advocacy and legal analysis is just excellent.”
Chambers and Partners, 2023
“Fraser is very approachable and his oral advice is always carefully considered and well-presented. He is a real pleasure to work with.”
Chambers and Partners, 2023
“Technically excellent, brilliant with clients and very persuasive.”
Chambers and Partners, 2023
“He's hard-working, collegial and just an absolutely fantastic team member.”
Chambers and Partners, 2022
“Extremely responsive and turns things around really quickly.”
Chambers and Partners, 2021
“Super bright, very client-friendly and very clear in his advice.”
Chambers and Partners, 2021
“His depth of experience is extremely useful, because it means that he is immediately up to speed on the issues.”
Chambers and Partners, 2020
“He was really approachable and made very sound, sensible and commercial comments.”
Chambers and Partners, 2020
“He provides pragmatic and commercial advice and is extremely responsive.”
Chambers and Partners, 2020
For judicial review claimant in two actions challenging decisions of regulator to grant market authorisations for competing generic drug products. Cases raise questions of the impact of post-Brexit changes to UK pharmaceutical regulation regime.
For founder of private bank, obtaining judgment clearing him of any involvement in or knowledge of a document contemplating unlawful action.
For Cabinet Office, successfully appealing direction to release information about civil servants who received fines for breaching lockdown restrictions.
For Cabinet Office, successfully resisting appeal regarding request for information about appointment of a government minister to the House of Lords.
Acting pro bono for asylum seeker claiming risk of persecution if returned to South Africa. Appeal conceded by Home Office on eve of hearing.
For Cabinet Office, successfully resisting appeal against withholding of communications with Advisory Committee on Business Appointments (“ACOBA”) in relation to an application for advice by a former minister.
For the Parole Board in successfully resisting challenge to the first ever dismissal of a member on the grounds of gross negligence.
For manufacturer of innovative drug, seeking declaration that it continues to enjoy market exclusivity in the UK, notwithstanding post-Brexit developments in EU case law.
Advising a range of political organisations about statutory restrictions on donations and spending, and on potential enforcement actions by the Electoral Commission.
MA (Oxon)
Fraser studied law at Pembroke College, Oxford and the University of Leiden, Netherlands. As a student he was President of the Oxford Union (where he is now a trustee) and European Debating Champion, and on graduating was elected a Fellow of All Souls College, Oxford. In 2008 he was the youngest of ten solicitors profiled in The Times as ‘Future Stars of the City’. He is co-author of The Law of Political Donations (Wildy & Sons, 2012) and former Vice Chair of the Human Rights Lawyers Association.
VAT registration number: 119078018
Barristers regulated by the Bar Standards Board
Derek Sutton
Joint Senior Clerk
+44 (0) 207 822 7327
Adam Sloane
Joint Senior Clerk
+44 (0) 207 822 7326
Dean Tolman
Deputy Senior Clerk
+44 (0) 207 822 7331
Billy Brian
Deputy Senior Clerk
+44 (0) 207 822 7339
Danny Compton
Deputy Senior Clerk
+44 (0) 207 822 7338
Marc Armstrong
Clerk
+44 (0) 207 822 7330
Adam Fuschillo
Clerk
+44 (0) 207 822 7329
Sophie Reeve
Clerk
+44 (0) 207 822 7324
Ben Davis
Clerk
+44 (0)20 7822 0804
Toby Dennison
Clerk
+44 (0) 207 822 7328
Daniel Higgins
Clerk
+44 (0) 207 822 7322
Lilly-Grace Hilliard
Clerk
+44 (0)20 7822 7234