“Incredibly responsive, bright and user-friendly … a real star in the making.”
“Very bright, a good academic lawyer and a good advocate, she is just a delight.”
“Hugely approachable, always available and a real pleasure to deal with.”
(Chambers and Partners UK Bar 2018)
“Regularly led by the top silks in the biggest cases”
(Legal 500 UK Bar 2018)
Katherine accepts instructions in all of chambers’ areas of practice but specialises in corporate crime and investigations. She regularly appears in her own right, as well as working with more senior members of chambers.
Brings City-firm experience to the criminal bar
Before transferring to the Bar, Katherine practised for five years as a solicitor at a magic circle firm, where she focussed on banking and finance. She was heavily involved in litigation arising from the 2008 financial crisis.
Katherine is ranked as a leading junior in the field of Business and Regulatory Crime by the Legal 500 (Tier 3) and in Financial Crime by Chambers and Partners (Band 3). She is appointed to the C Panel of the Attorney General’s Counsel to the Crown (civil). Katherine is a contributor to Blackstone’s Criminal Practice and a member of the editorial board for Lloyds Law Reports: Financial Crime.
Corporate Crime and Investigations
Katherine regularly advises on matters concerning:
- The proceeds of crime
She is currently instructed in a number of major SFO investigations for corporate defendants, including several FTSE-100 companies.
Her recent work includes:
- Acting for Rolls-Royce plc in the largest Deferred Prosecution Agreement to date (led by David Perry QC and Miranda Hill)
- Acting in the appeal against conviction and sentencing arising from the Barclays LIBOR trial (led by Jonathan Crow QC)
Public and civil law
Katherine has significant experience of judicial review and civil proceedings relating to the criminal justice system.
Recent work includes:
- A challenge to the seizure of US$20 million by the City of London Police from traders on London’s oil derivatives market (led by David Perry QC)
- A challenge by Soma Oil & Gas to the continuation of an SFO investigation (led by David Perry QC)
- Appearing for the SFO in a challenge to the lawfulness of section 2 notices (led by Helen Malcolm QC)
- Acting for Liberty (as intervener) in a Supreme Court challenge to the legality of police “stop and search” powers under section 60 of the Criminal Justice and Public Order Act 1994 (led by Alex Bailin QC)
Katherine’s previous civil work includes:
- Acting for the SFO in a £300 million damages claims brought by the Tchenguiz brothers, following an SFO investigation (led by James Eadie QC, Pushpinder Saini QC and Charlie Graham QC)
- Acting for the Metropolitan Police in relation to the ‘undercover police officer’ claims (led by Jonathan Hall QC)
Katherine is regularly instructed to provide advice and representation in criminal matters. She has been instructed to advise the Director of Public Prosecutions for Mauritius and the Director of Public Prosecutions for the Cayman Islands. Katherine was instructed by the Director of Service Prosecutions in the trial of Sgt Alexander Blackman (‘Marine A’), led by David Perry QC, and in the subsequent appeal following referral by the CCRC, led by Richard Whittam QC.
Katherine has particular interest in inquests involving the criminal justice system, including deaths in custody and in cases where criminal proceedings have been completed or are in prospect.
Katherine acted for the family of Cheryl James, the trainee who died at Deepcut Barracks in 1995, in the 2016 inquest. She was also instructed by Liberty in the case of Sean Benton, another recruit who died at Deepcut Barracks in 1995, in the proceedings to secure a second inquest. (Led by Alison Foster QC.)
In 2013, Katherine co-represented the sisters of Anne-Marie Ellement, a Royal Military Policewoman who committed suicide, having been subject to a campaign of bullying following her allegation of rape against two colleagues.
Katherine also has experience of acting for families in prison inquests and subsequent civil claims.
- Criminal Dimensions, chapter in The UK Supreme Court Yearbook 2017 (forthcoming)
- Contributor, Blackstone’s Criminal Practice
- Contributor, EU Law and Criminal Practice (Oxford University Press
- Extra-territoriality and the Serious Crime Act 2007, New Law Journal, (August 2012)
- Ellis and Simms v United Kingdom, EHRLR 2012 3
- Hanif and Khan v United Kingdom, EHRLR 2012 1
- Knaggs and Khacik v United Kingdom, EHLR 2011 7
- G v United Kingdom, EHRLR 2011 6
- Jobe v United Kingdom, EHRLR 2011 5
- McKeown v United Kingdom, EHRLR 2011 3
- Taxquet v Belgium, EHRLR 2011 2
- MA (Hons), History, Emmanuel College, Cambridge
- MPhil, History, Emmanuel College, Cambridge
- GDL, Oxford Brookes University
- LPC, BPP (Distinction)
- Young Fraud Lawyers Association
- Liberty (member of the Policy Council)
To view Katherine Hardcastle’s Privacy Notice, please click here.