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Chambers of Mark Ellison QC

Work 020 7933 8855
Fax 020 7929 3732

Sean Larkin QC

Work 020 7933 8855
QEB Hollis Whiteman (Chambers of Mark Ellison QC)


Sean Larkin QC provides specialist advice and advocacy at all stages of criminal and regulatory proceedings, with a particular emphasis on financial and serious crime, regulatory or disciplinary breaches by individuals (particularly professionals) and companies. He is described as ‘incredibly bright and industrious’ and ‘absolutely superb’. Nominated for Crime Silk of the Year (Legal 500 2017) Professional Discipline Silk of the Year (Chambers UK 2017) and, he was also Times Lawyer Of The Week following his appearance in the Supreme Court in the landmark case on the definition of terrorism.

Recent cases include: advising corporate entities, directors and other professionals facing allegations of bribery, fraud and regulatory breaches; Operation Amazon (defending a CEO in largest e-disclosure case), Operation Cotton (prosecution of FCA’s largest case), defending a trader in Euribor, providing advice in Barclays-Qatar investigation, defence of a Dr accused of sexually assaulting patients over a period of years; several cases of serious violence, sexual assault and terrorism; Dr Pandya (GP accused of FGM), advising other healthcare professionals facing allegations of misconduct;  Operation Vaulter (defending director accused of laundering £900m), defence of a former CEO for £52m pension fraud; defence of company for workplace death.

Sean's experience includes: advising, pre-charge through to representation or prosecution at trial, a variety of professionals (including lawyers, doctors, dentists, police officers, directors, IFAs, accountants and insolvency practitioners) in a wide variety of criminal, regulatory and disciplinary offences. He regularly speaks at conferences and conducts training sessions on a variety of legal topics. More information at



Called 1987. Silk 2010




Salesian College; Queen Mary College, University of London; Law.

London Bar

Business and regulatory crime (including global investigations)

Within: Business and regulatory crime (including global investigations) – Leading silks

Sean Larkin QC - QEB Hollis WhitemanA really hands-on, hardworking silk who instantly puts clients at ease and instils absolute confidence.

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Crime (general crime)

Within: Crime (general crime) – Leading silks

Sean Larkin QC - QEB Hollis WhitemanUnflappable, patient with clients and with a depth of knowledge and experience.

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Fraud: crime

Within: Fraud: crime – Leading silks

Sean Larkin QC - QEB Hollis WhitemanThe most eloquent and persuasive courtroom advocate, with exceptional tactical skills and judgement.

Within: Fraud: crime

QEB Hollis Whiteman both prosecutes and defends in heavyweight fraud cases, including a number of sophisticated and long-running multi-defendant cases. Sean Larkin QC and Jocelyn Ledward represented the former CEO of a company, the only individual found not guilty in the long-running Operation Amazon case.

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Professional discipline and regulatory law

Within: Professional discipline and regulatory law – Leading silks

Sean Larkin QC - QEB Hollis WhitemanAn impressive barrister who provides high-quality and level-headed advice with a clear strategy.

Within: Professional discipline and regulatory law

QEB Hollis Whiteman’s Sean Larkin QC represented Dr Hadiza Bawa-Garba in the GMC’s appeal seeking to substitute a striking off for a suspension; Dr Bawa-Garba and a nurse received suspended prison sentences for the manslaughter by gross negligence of a child suffering with Down syndrome; the child died of sepsis while the doctor was effectively doing the work of two due to under-staffing.

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