Gerwyn joined 187 Fleet Street in January 2014. He comes to the Bar having previously enjoyed a successful career as a legal consultant advising various international organisations on matters of public law.
Gerwyn has a broad practice primarily defending clients charged with a broad range of offences involving serious violence, weapons, drugs, public disorder and road traffic matters. An extremely capable and personable advocate, he has extensive experience representing young and vulnerable clients.
Gerwyn is particularly interested in business and financial crime. He has advised and represented clients accused of international ‘boiler room’ frauds, money laundering and consumer protection offences. Additionally, he is regularly instructed in confiscation and enforcement proceedings.
Gerwyn also prosecutes on behalf of the Crown Prosecution Service, the Department for Work and Pensions and various local authorities.
Gerwyn has advised and defended requested persons at every stage of the extradition process; from first appearances at the City of Westminster Magistrates’ Court to appeals at the High Court.
Gerwyn accepts instructions to advise and represent individuals in regulatory and professional disciplinary proceedings. He recently advised a disabled politician on the relevant regulations governing the selection of candidates in local government elections.
Gerwyn is also regularly instructed by HMRC to assist with the preparation of first-tier tax tribunal cases.
R v YC(Court of Appeal) - Junior alone in appeal against conviction for multiple false identification document offences.
R v SK and others(Central Criminal Court) – Led junior in multi-handed murder trial. Successful submission of no case to answer on the issue of joint enterprise.
R v LC(Chelmsford Crown Court) – Led junior in trial of a defendant charged with 24 allegations of rape and sexual activity with multiple children.
R v KS and others(Southwark Crown Court) – Led junior in trial of a defendant charged with others of human trafficking and false imprisonment.
R v JO(Central Criminal Court) – Junior alone in trial of a defendant charged with s.18 wounding with intent. Defendant acquitted by the jury.
R v AM and others(Woolwich Crown Court) – Junior alone in multi-handed conspiracy to supply £30,000 of class A drugs. Defendant acquitted by the jury.
R v NM and another(Winchester Crown Court) – Junior alone in trial of a defendant charged with s.18 GBH with intent. Persuaded the Crown to offer no evidence due to inadequacies in the evidence.
R v MA and others(Chelmsford Crown Court) – Junior alone. Secured the only acquittal in trial of defendants charged with violent disorder.
R v JC(Bournemouth Crown Court) - Junior alone in trial of a defendant charged with sexual assault. Defendant acquitted by the jury.
R v JT(Central Criminal Court) - Junior alone in trial of a defendant charged with theft. Successful submission of no case to answer on the basis of inadequate DNA evidence.
R v WJM and another (Kingston Crown Court) – Junior alone in trial of a defendant charged with another of a street robbery. Defendant acquitted by the jury.
R v DJ and others(Cardiff Crown Court) – Junior alone representing a defendant, charged with others of conspiracy to defraud, in fitness to plead proceedings.
R v PD(Snaresbrook Crown Court) - Successfully argued special hardship for a ‘totter’ who had twice previously been disqualified for drink driving offences. Driving disqualification overturned.
R v GM(Croydon Crown Court) - Successfully argued special reasons in relation to the use of a motor vehicle without insurance. Driving disqualification overturned.
Hungary v ZN(City of Westminster Magistrates’ Court) – Successfully opposed an extradition request on the grounds that the offence had not been sufficiently particularised in the European Arrest Warrant.
HMRC v IM and others (First Tier Tax Tribunal) - Advising HMRC in civil fraud concerning a high value film and computer game tax avoidance scheme.
HMRC v DM and others(First Tier Tax Tribunal) - Advising HMRC on multi-million pound MTIC fraud.
- LL.B, Cardiff Law School
- Bar Vocational Course, Cardiff Law School
- The Thomson Reuters Award, Criminal Bar Association
- The Ann Goddard Scholarship, The Honourable Society of Gray’s Inn
- The Denise Pannick Scholarship, The Honourable Society of Gray’s Inn
- Criminal Bar Association
- South Eastern Circuit