Fionn is a well-established commercial silk and is recommended by Chambers and Partners, Chambers Global and the Legal 500 as a leading silk for commercial litigation / commercial dispute resolution.

All Fionn’s work is “commercial litigation”. He is regularly instructed in commercial disputes, big and small, international and domestic, arising out of all industry sectors and professions, in both litigation and arbitration. He has particular experience of high-value, high-profile, high-pressure disputes. As such he has extensive experience of all aspects of the preparation and conduct of heavy trials, involving substantial factual dispute and/or extensive expert evidence, as well as of all types of jurisdictional and interlocutory dispute. He is an experienced advocate, well used to having conduct of trials and interlocutory matters, in the Commercial Court and other divisions of the High Court, and the appellate courts.

For examples of his cases, see: the “Practice Overview” (for current or recent cases); the “Reported Cases” section below; and indeed all the other specific sections below. By way of example, however, Fionn has been instructed in recent years in: the Azima litigation; the Al Sadeq litigation; the Arcadia v Bosworth litigation; the various rounds of the MMG v Glencore litigation. Before that, notable instructions include: Cherney v Deripaska; the TNK-BP litigation; Fiona Trust v Privalov; and Sky v EDS.

Fionn is recommended by Chambers and Partners, Chambers Global and the Legal 500 as a leading silk for international arbitration, and a substantial proportion of Fionn’s commercial practice takes place in arbitration. Whilst the majority of Fionn’s work in arbitration is as counsel, he also sits as an arbitrator and accepts appointments as a sole arbitrator or member of a tribunal.

Recent or ongoing work includes Fionn acting:

• For the claimant in an LCIA arbitration relating to the purchase of two gold mines in Burkina Faso.
• For the claimant in an LCIA arbitration relating to a nickel mine in the Dominican Republic
• For an Austrian bank in an ICC arbitration;
• For oil traders in a number of SIAC arbitrations;
• For a restaurant franchisee in an ad hoc arbitration against the franchisor;
• For a Russian oligarch in an LCIA arbitration;
• For a Swiss oil trader in a London arbitration under LMAA Rules;
• For a major European bank in an ICC arbitration against a central European state;
• For BP in the TNK-BP dispute between BP and its Russian joint venture partners arising out of BP's proposed strategic alliance with Rosneft, in a series of arbitrations under the UNCITRAL Rules (with a Stockholm seat).

Equally, Fionn has experience of applications to the English courts in support of or in connection with domestic and international arbitrations, including applications for interim relief and injunction, applications to recognise and enforce foreign awards and challenges to awards.

Fionn is recommended by Chambers and Partners and Legal 500 as a leading silk for Banking & Finance.

Much of Fionn's commercial practice involves banking and finance disputes. Recent work includes:

• Commercial Court claim for a US-based fund seeking repayment under a participation agreement;
• Commercial Court claim for an English bank in respect of helicopters it had acquired when enforcing security arrangements;
• A claim for an Austrian bank defending itself against allegations arising out of the manner in which it had collected in a debt;
• Acting in disputes in the Commercial Court and also in the Cayman Islands arising out of the sale of a fund of funds business;
• Acting for a German bank in a series of claims arising from the sale of its interest in Formula 1;
• Acting for European Bank in a claim under a performance guarantee agreement against a Central European State;
• Acting for a lender in an appeal raising issues as to the recoverability of swap agreement break costs;
• Acting against a major bank in substantial breach of confidence case in the Chancery Division;

Fionn also has experience of dealing with the Takeover Panel, particularly in “acting in concert” matters.

For examples of his cases, see the “Reported Cases” section below.

Fionn is recommended by Chambers Global, Chambers and Partners and the Legal 500 as a leading silk for Energy & Natural Resources.

Fionn acts regularly in disputes arising in the energy and natural resources fields. Indeed, his specialism in the field led to him being nominated as Energy Junior of the Year at the 2019 Legal 500 Bar Awards. Recent or particularly notable case include Fionn acting:

• For a gold mining company in a dispute arising out of the sale of two gold mines in Burkina Faso;
• For a mining company in a dispute arising out of the sale of a nickel mine in the Dominican Republic;
• For the operator of the Sullom Voe Terminal in a number of disputes arising under its various operating agreements;
• For North Sea oil company in various disputes arising under long-term agreements;
• For an oil company in a dispute arising out of an oil concession in Egypt;
• For a mining company in a dispute arising out of the sale of a copper mine in Peru;
• For a Nigerian oil company in a c.$1.5 billion fraud claim;
• For an oil major in a €1 billion claim for breach of contract and breach of confidence;
• For a North Sea oil company in a dispute under a Farm-In Agreement;
• For an oil trading company in a $350 million fraud claim;
• For BP in the TNK-BP dispute between BP and its Russian joint venture partners arising out of BP's proposed strategic alliance with Rosneft;
• For a major European energy company in a dispute arising out of the potential exploitation of gas fields in Kurdistan;
• For ENRC in a dispute relating to a Brazilian iron ore mining project;
• For Glencore in a claim arising out of the supply of crude oil to Romania in the 1990s

For examples of his cases, see the “Reported Cases” section below.

Fionn has acted in numerous civil fraud matters and is recommended by both Chambers and Partners and the Legal 500 as a leading silk for Civil Fraud.

He is often consulted in the early, investigatory stages of fraud cases, and has experience of obtaining and resisting freezing injunctions (domestic and worldwide, both pre- and post-judgment) and search orders. He also has experience of dealing with forensic IT and document examination expert evidence.

Recent or notable work in this field includes the following:

• Acting for Neil Gerrard in the in the Azima litigation, the Al Sadeq / Quzmar / Stokoe Partnership litigation and the Mikadze litigation;
• Acting for the sellers of a company bringing allegations of deceit against the purchasers and seeking damages of €270 million;
• Acting for a pharmaceutical company bringing allegations of deceit and conspiracy against one of its counterparties in relation to the claiming of rebates;
• Acting for the purchasers of a manufacturing company alleging deceit on the part of the sellers;
• Appearing for the Defendants in a bribery / conspiracy case said to have led to the collapse of a FTSE 250 listed company (Afren) and giving rise to a claim of c. $1.5 billion;
• Acting Arcadia Petroleum in a $350 million fraud case involving freezing injunctions, proprietary injunctions and issues of jurisdiction;
• Acting for Glencore at first instance ([2015] EWHC 666 (Comm)) and in the Court of Appeal ([2016] EWCA Civ 778 and [2017 EWCA Civ 195) in Petrom v Glencore;
• Acting for Bayern in its claims arising out of the bribery of one its board members in connection with the sale of its interest in Formula 1;
• He appeared for the Claimants in the Fiona Trust litigation ([2010] EWHC 3199 (Comm); [2011] EWHC 664 (Comm); [2011] EWHC 715 (Comm) [2011]; EWHC 1312 (Comm), a case raising wide-ranging allegations of bribery, conspiracy and corrupt practice;

For examples of his cases, see the “Reported Cases” section below.

Fionn is recommended as a leading silk in Professional Negligence by the Legal 500.

Over the years, Fionn has advised on cases involving allegations of negligence on the part of insurance brokers, accountants, auditors, solicitors, valuers, financial advisers and liquidators. In recent years, he has:

• Acted for one of the auditors of Carillion in the disciplinary hearings brought by the FRC alleging dishonest misleading of an Audit Quality Review Team;
• Acted for administrative receivers accused of breaches of equitable duty;
• Acted for accountants alleged to have provided negligent tax advice;
• Acted for the claimant bank in a series of over-valuation claims against surveyors;
• Acted for solicitors facing allegations of negligent conduct (and regulatory/disciplinary proceedings) in connection with a takeover.

For examples of his cases, see the “Reported Cases” section below.

Fionn is recommended as a leading silk in Shipping & Commodities by Chambers Global, Chambers and Partners and the Legal 500.

Over the years, Fionn has appeared in many commodities, international trade and “dry” shipping cases, both in litigation and in arbitration. As such, he has experience both of the full range of issues that arise in such cases and of disputes under, and cases up to the Commercial Court arising out of, various different arbitral rules, including ICC, LCIA, SIAC, LMAA, GAFTA and FOSFA.

He acted for the successful Charterers in Gard Shipping AS v Clearlake Shipping Pte Ltd (the “Zaliv Baikal”), appeared in Standard Chartered Bank v Dorchester LNG (2) Limited (the “Erin Schulte”) in both the Commercial Court and the Court of Appeal and represented the claimant Russian state-owned shipping companies in the Fiona Trust litigation.   

For examples of his cases, see the “Reported Cases” section below.

Over the years, Fionn has advised on and appeared in a wide range of insurance and reinsurance disputes, both in the High Court and in arbitration. Experience in the last two years include:

• Acting for the insured in a c. £15m claim under a new build property policy
• Acting for a fronting insurer in simultaneous disputes with its coverholder (in the Commercial Court) and its quota share reinsurer (in arbitration)

• Yieldpoint Stable Value Fund LP v Kimura Commodity Trade Finance Fund Limited [2024] EWCA CIV 639 (Commercial, Banking)
• Al-Aggad v Al-Aggad [2024] EWHC 673 (Comm) (Commercial)
• Al-Aggad v Al-Aggad [2024] EWHC 226 (Comm) (Commercial)
• Ras Al Khaimah v Azima [2023] EWHC 2108 (Ch) (Commercial, Civil Fraud)
• Ras Al Khaimah v Azima [2023] EWCA Civ 507 (Commercial, Civil Fraud)
• Alta Trading UK Ltd (formerly Arcadia Petroleum Ltd) v Bosworth & others [2023] EWHC 1913 (Comm) (Commercial, Energy, Civil Fraud)
• Yieldpoint Stable Value Fund LP v Kimura Commodity Trade Finance Fund Limited [2023] EWHC 1212 (Comm) (Commercial, Banking)
• Ras Al Khaimah v Azima [2023] EWHC 693 (Ch) (Commercial, Civil Fraud)
• Al Sadeq & ors v Dechert, Neil Gerrard & ors [2023] EWHC 184 (KB) (Commercial, Civil Fraud)
• Ras Al Khaimah v Azima [2022] EWHC 2980 (Ch) (Commercial, Civil Fraud)
• Alta Trading UK Ltd (formerly Arcadia Petroleum Ltd) v Bosworth & others [2022] EWHC 2810 (Comm) (Commercial, Energy, Civil Fraud)
• Ras Al Khaimah v Azima [2022] EWHC 2727 (Ch) (Commercial, Civil Fraud)
• Executive Counsel of the Financial Reporting Council v KPMG LLP & others (Tribunal report of 27 September 2022) (Professional Negligence / Discipline)
• Alta Trading UK Ltd (formerly Arcadia Petroleum Ltd) v Bosworth & others [2021] EWCA Civ 687 (Commercial, Energy, Civil Fraud)
• Alta Trading UK Ltd (formerly Arcadia Petroleum Ltd) v Bosworth & others [2021] EWHC 1126 (Comm) (Commercial, Energy, Civil Fraud)
• Lombard North Central Plc v Airbus Helicopters SA [2020] EWHC 3819 (Comm) (Commercial, Banking)
• Alta Trading UK Ltd (formerly Arcadia Petroleum Ltd) v Bosworth & others [2020] EWHC 2757 (Comm) (Commercial, Energy, Civil Fraud)
• Blue Power Group Sarl v Eni Norge AS [2020] EWHC 634 (Ch) (Commercial, Energy, Civil Fraud)
• Minera Las Bambas SA v Glencore Queensland Ltd [2020] EWHC 108 (Comm) (Commercial, Energy)
• Blue Power Group Sarl v Eni Norge AS [2019] EWHC 3369 (Ch) (Commercial, Energy, Civil Fraud)
• Minera Las Bambas SA v Glencore Queensland [2019] EWCA Civ 972 (Commercial, Energy)
• Bosworth v Arcadia Petroleum Ltd (C-603/17) [2020] ECR 349 (Commercial, Energy, Civil Fraud)

Selected other

• Ohpen Operations UK Ltd v Invesco Fund Managers Ltd [2019] EWHC 2246 (TCC) (Commercial)
• OMV Petrom SA v Glencore International AG [2017] EWCA Civ 195; [2017] 1 WLR 3465; [2018] 1 All ER 703; [2018] 1 All ER (Comm) 210; [2017] 2 Lloyd’s Rep 93 (Commercial, Shipping & Commodities, Civil Fraud)
• Bayerische Landesbank Anstal Des Offentlichen Rechts v Constantin Medien AG [2017] EWHC 131 (Comm) (Commercial, Civil Fraud)
• Gard Shipping AS v Clearlake Shipping Pte Ltd [2017] EWHC 1091 (Comm); [2017] 2 All ER (Comm) 179; [2017] 2 Lloyd’s Rep 38; [2017] 1 CLC 951 (Commercial, Shipping & Commodities)
• OMV Petrom SA v Glencore International AG [2016] EWCA Civ 778; [2017] 3 All ER 157; [2017] 2 All ER (Comm) 409; [2016] 2 Lloyd’s Rep 432 (Commercial, Shipping & Commodities, Civil Fraud)
• Standard Chartered Bank v Dorchester LNG (2) Limited [2014] EWCA Civ 1382 (Commercial, Shipping & Commodities)
• Energy Venture Partners Ltd v Malabu Oil and Gas Ltd [2014] EWCA Civ 1295 (Commercial)
• Energy Venture Partners Ltd v Malabu Oil and Gas Ltd [2013] EWHC 2118 (Comm), [2014] EWHC 663 (Comm) and [2014] EWCA Civ 537 (Commercial)
• Cherney v Deripaska [2012] EWHC 1781 (Comm) (Commercial)
• Fiona Trust v Privalov and others ([2010] EWHC 3199 (Comm); [2011] EWHC 664 (Comm); [2011] EWHC 715 (Comm) [2011]; EWHC 1312 (Comm) (Commercial, Shipping & Commodities, Civil Fraud)
• BSkyB v EDS [2010] EWHC 86 (TCC) (Commercial, Civil Fraud)
• BP plc v Aon Ltd and another [2006] EWHC 424 (Comm), [2006] 1 All ER (Comm) 789, [2006] Lloyd's Rep IR 577 (Commercial, Insurance)

• ‘The Knights of the Bath: dubbing to knighthood in Lancastrian and Yorkist England’ in P.Coss and M.H.Keen (eds.), Heraldry, Patronage and Social Display in Late Medieval England (Boydell & Brewer, 2002)
• Butterworths’ Banking Law Guide (contributor)

BA (Hons) History (1998) (First Class); M Phil History (1999) (First Class, top in year); CPE/Diploma in Law (2000); Bar Vocational Course (2001); MA (Oxon) (2002).

Awards and scholarships:

• Balliol/Oxford: Fraser Scholar, James Gay History Prize, Jenkins Award, Coolidge Pathfinder Atlantic Crossing Award
• St John’s/Cambridge: University Medieval History Prize (Wood-Legh Prize); McMahon Law Studentship
• Inner Temple: Major CPE Scholarship (1999-2000); Princess Royal Scholarship (2000-2001)

Fionn speaks French and is a qualified PADI diving instructor.

• "He is everything you want in a silk. He is capable of dealing with difficult clients." (Chambers & Partners 2025, Banking & Finance)
• "Fionn is absolutely first class; he is extremely client-focused and proactive." (Chambers & Partners 2025, Banking & Finance)
• "He is ferociously smart, very responsive and very client-friendly. He's a very good advocate with very good written and oral submissions. He's the full package." (Chambers & Partners 2025, Banking & Finance)
• "A top KC, his ability to quickly and calmly process issues that arise and produce a carefully considered proposed plan of action sets him apart. Passivity is an alien concept to him." (Chambers & Partners 2025, Banking & Finance)
• "Fionn is an excellent silk who is very strong in commercial litigation disputes. He is very easy to deal with, happy to assist with any work required and provides valuable input." (Chambers & Partners 2025, Shipping & Commodities)
• "Fionn is very practical and has the right outcome in mind. He is mindful of balancing risk and he is really easy to get on with." (Chambers & Partners 2025, Shipping & Commodities)
• "Fionn is a commodities specialist. He is very good to work with, he is a good advocate and he knows shipping well." (Chambers & Partners 2025, Shipping & Commodities)
• "Fionn Pilbrow is everything you want in a silk - the full package. His key skill is that he is capable of dealing with difficult clients." (Chambers & Partners 2025, International Arbitration: General Commercial & Insurance)
• "Fionn Pilbrow is a phenomenal barrister who has a lovely combination of technical ability and a lovely writing style that is accessible to everyone on the team, be they clients or juniors." (Chambers & Partners 2025, International Arbitration: General Commercial & Insurance)
• "Fionn is one of the best junior silks at the Bar. He has exceptional strategic vision and an ability to fit into the team to focus on best outcome for the client." (Chambers & Partners 2025, International Arbitration: General Commercial & Insurance)
• "Very thoughtful and careful, he's someone who always gets back to you." (Chambers & Partners 2025, Commercial Dispute Resolution)
• "A good oral advocate, who's very good in reply and excellent at thinking on his feet." (Chambers & Partners 2025, Commercial Dispute Resolution)
• "Fionn is a very measured and considered advocate." (Chambers & Partners 2025, Commercial Dispute Resolution)
• "Fionn is a good oral advocate, very good in reply and thinking on his feet." (Chambers & Partners 2025, Fraud: Civil)
• "Fionn is really good at thinking strategically and approaching the case as a whole. He is chatty and humorous in the court, and his applications are excellent." (Chambers & Partners 2025, Fraud: Civil)
• "Fionn is extremely bright, very pleasant to work with and a team player." (Chambers & Partners 2025, Fraud: Civil)
• "He has fabulous written and oral advocacy." (Chambers & Partners 2025, Fraud: Civil)
• "Fionn Pilbrow is technical, responsive and very commercial." (Chambers & Partners 2025, Energy & Natural Resources)
• "Fionn Pilbrow's advice is always very practical. He is mindful of balancing risk." (Chambers & Partners 2025, Energy & Natural Resources)
• "Fionn is a good oral advocate. He is very good in reply and thinking on his feet." (Chambers & Partners 2025, Energy & Natural Resources)
• "Fionn is super-intelligent. He is extremely well prepared on the facts and the law. He has complete mastery of his brief and the ear of both the judge and the court." (Legal 500 2025, Professional Negligence)
• "An incisive mind and always a step ahead of the opponent. A huge experience in the international dispute field." (Legal 500 2025, International Arbitration Counsel)
• "His advocacy is engaging and clear, and he is particularly user-friendly, both with clients and solicitors." (Legal 500 2025, Civil Fraud, Energy)
• "Fionn is a charming and persuasive advocate with an eye for detail."  (Legal 500 2025, Commodities)
• "An extremely compelling advocate, judicious with his blows and when they land they are knockout. He knows when to press a point and when to leave them alone to let the points simmer." (Legal 500 2025, Commercial Litigation)
• "Fionn is the most user-friendly silk to work alongside. He has an uncanny ability to cut through extremely complex issues and present sensible proposals for a way forward, even in extremely stressful, high-pressure scenarios." (Legal 500 2025, Banking & Finance)
• "Fionn Pilbrow has the combination of a deep understanding of the law and an ability to present a case in a commercially attractive way." "Fionn Pilbrow strikes like a lightning bolt. He identifies one single crack in a case that will destroy the other side." "An extremely polished advocate."  (Chambers & Partners 2024, Commercial Dispute Resolution)
• "Fionn Pilbrow is super responsive and really on top of procedural rules." "He is an absolute pleasure to work with. He's measured, calm and reliable." "He has a way about him, the way he presents, that is endearing and believable. He gets the judges on his side." (Chambers & Partners 2024, Energy & Natural Resources)
• "Fionn is an extremely eloquent, attractive advocate." "Fionn is very bright and a good advocate." (Chambers & Partners 2024, Fraud: Civil)
• "Fionn is a joy to work with. He is committed, talented and responsive." "He is very commercial and gives very practical advice." (Chambers & Partners 2024, Shipping & Commodities)
• "Fionn is something else intellectually and he marries it with an easy and client-friendly style." "Fionn is fantastic on his feet; an extremely clear advocate. I think he really understands the judges and what they need from him." "He is so clear and precise." (Chambers & Partners 2024, Banking & Finance)
• "He marries brightness with an easy and client-friendly style."  (Chambers & Partners 2024, International Arbitration: General Commercial & Insurance)
• "Fionn is a fantastic oral advocate, extremely sharp and highly persuasive, and he has the skill of breaking down complex issues and arguments and presenting them clearly." (Legal 500 2024, Commodities; Energy)
• "Very experienced barrister at the top of his game. His written work and oral advocacy are incisive and extremely effective. He uses his knowledge of civil procedure to supplant a clear litigation strategy which gets results. A real pleasure to work with." (Legal 500 2024, Professional Negligence)
• "Fionn is a strong barrister who is always trying to push for more for clients. He is not afraid to explore options." (Chambers & Partners 2023, Shipping & Commodities)
• "He has a compelling written and oral advocacy style, and always has an eye on the commercial pressure points."  (Chambers & Partners 2023, International Arbitration: General Commercial & Insurance)
• "Fionn is superb. His written and oral advocacy is compelling." "He always has an eye to the commerciality of the dispute." "He is an extremely able advocate with a huge amount of experience." "Fionn is very reliable and a real pleasure to work with." (Chambers & Partners 2023, Fraud: Civil)
• "Fionn Pilbrow is very reliable and a real pleasure to work with." "A shrewd and intelligent lawyer, who is an excellent advocate." (Chambers & Partners 2023, Energy & Natural Resources)
• "A very persuasive and really effective advocate." "He produces compelling written and oral advocacy and always has an eye on the commerciality of the dispute." (Chambers & Partners 2023, Commercial Dispute Resolution)
• "Fionn Pilbrow KC is incredibly bright and able to distil complex work into easy to digest matters." (Chambers & Partners 2023, Banking & Finance)
• "Now a real leader in terms of having the confidence, stamina and client manner to take on the biggest and most complex cases, he is quick, fluent and with an eye to what is likely to appeal to the Tribunal." (Legal 500 2023, Commodities)
• "Fionn is an extremely intelligent and articulate barrister who is a master of his brief and an authoritative and compelling presence in court. Enviably talented." (Legal 500 2023, Professional Negligence)
• "A charismatic performer, in and out of court, he has an elegant and expressive oral style with very sound judgment." (Legal 500 2023, Energy)
• "An excellent all-round barrister and advocate; very able and extremely user friendly." (Legal 500 2023, Insurance & Reinsurance)
• "He is incredibly thorough, very involved and really understands every single tiny detail on a case. He has a monumental ability to absorb information and he is a really good advocate." "He is very willing to explain his logic and is exceptionally user-friendly. He writes clearly and is not shy of doing hard work." (Chambers & Partners 2022, Banking & Finance)
• "He is a good advocate and is good not just on the commercial side, but also at getting on top of engineering aspects of cases too." "He is excellent on the law and regularly appears in high-profile energy cases." (Chambers & Partners 2022, Energy & Natural Resources)
• "Fionn is razor-like and very straight-talking. He is extremely precise and an effective operator." (Chambers & Partners 2022, Fraud: Civil)
• "He is exceptionally user-friendly and a very impressive silk." "A very good advocate." (Chambers & Partners 2022, International Arbitration: General Commercial & Insurance)
• "He is nice to work with, very thorough and able to get to important points quickly." "He is excellent." "Fionn is very well regarded. He is extremely quick, very user-friendly and knows the subject very well." (Chambers & Partners 2022, Shipping & Commodities)
• "Extremely bright and a good team player. Excellent on his feet, he's a rising star of the Commercial Bar." (Chambers & Partners 2022, Commercial Dispute Resolution)
• "Confident, articulate and very bright, he has extensive knowledge of the law in this area. The man you want when you’re in a pickle." (Legal 500 2022, Commodities)
• "Fionn is a terrific advocate, an orator of the first class, and he is a pleasure to watch and learn from." (Legal 500 2022, Energy)
• "Fionn is razor-sharp, easy to get along with, and he fights hard but is wholly fair – a joy to see him in action. It has always been clear to me that Fionn commands the respect of the highest profile practitioners at the Bar – he’s a star." (Legal 500 2022, Insurance & Reinsurance)
• "Fionn is an extremely intelligent and articulate barrister who is a master of his brief and an authoritative and compelling presence in court. Enviably talented." (Legal 500 2022, Professional Negligence)
• "Extremely bright and a good team player." "He is skilled at cutting through the opponent's tactics." (Chambers & Partners 2021, Commercial Dispute Resolution)
• "A very confident and polished advocate with a big future." (Chambers & Partners 2021, International Arbitration: General Commercial & Insurance)
• "He is responsive, very easy to work with and very good at blue-sky thinking." "One of the best young silks around." "He is impressive and effective." (Chambers & Partners 2021, Fraud: Civil)
• "He's very user-friendly and as an oral advocate he's very persuasive on his feet. He is excellent at getting the equities of the situation across to the judge and skilled at cutting through opponents' tactics."  "Very tenacious with a good eye for detail." (Chambers & Partners 2021, Energy & Natural Resources)
• "Fionn is a very hard-working and highly experienced advocate, as well as easy to work with." (Chambers & Partners 2021, Banking & Finance)
• "Absolutely first rate; he has a meticulous eye for detail, is super-smart and creative and is an articulate and extremely persuasive advocate." (Legal 500 2021, Civil Fraud)
• "Excellent judgement and a thoroughly pleasant individual to work with." (Legal 500 2021, Banking & Finance)
• "Extremely bright and very user friendly silk, he quickly gets to grips with complex issues and delivers cogent and clear advice." (Legal 500 2021, Commercial Litigation)
• "Leagues ahead of his contemporaries, he is the opponent everyone dreads, with an unparalleled eye for detail and for the case-winning point. (Legal 500 2021, Commodities)
• "One of the rising stars among the young silks, he engages the court’s attention with charm and understated persuasion." (Legal 500 2021, Energy)
• "Very bright, with the ability to win the confidence of clients, solicitors and the court. He is also commercially astute, as well as being intellectually gifted and grounded in common sense. The best type of barrister – superb to work with." (Legal 500 2021, Insurance & Reinsurance)
• "A strong advocate, polished with tribunal and clients alike. He is very well-regarded and brings into arbitration his expertise from extensive heavyweight Commercial Court disputes. He is a persuasive advocate, able to find that argument that sums up the case in a neat and attractive way. He is also feared as a cross-examiner, with a calm and forensic approach that leaves witnesses unwittingly giving the answers they were never supposed to give." (Legal 500 2021, International Arbitration: Counsel)
• "He is an accomplished professional negligence silk." (Legal 500 2021, Professional Negligence)