Kate Temple-Mabe
Year of call
2018
Instructing Kate Temple-Mabe
For more information please contact our clerks by calling +44 (0)20 7242 3555.
Kate Temple-Mabe practises in all areas of criminal law (including general crime, financial crime, extradition, mutual legal assistance, and investigations) and public law, particularly as it relates to criminal activity and the criminal justice system. She also has a varied offshore practice, and experience in the Privy Council on cases on appeal from the Caribbean.
She is sought after for her client-focused and attentive approach to case preparation, complemented by a persuasive and compelling style of written and oral advocacy. She is a proactive advocate who works with those who instruct her to tackle unusual and difficult legal and evidential problems. Her practice is informed by experience across all of chambers’ areas of expertise, meaning she is well-placed to advise and act in matters which sit at the intersection of different practice areas.
She is a dual UK and USA national.
Legal Expertise
Crime
Crime
Kate routinely appears as Defence and Prosecution counsel in the Crown Court. Her defence work encompasses a range of serious criminal matters, often acting against senior prosecutors. She involves herself early in her clients’ case preparation, and is an adept jury advocate. She is also a Level 3 Prosecutor. She has prosecuted and defended a variety of offences including serious assaults, drugs offences, fraud, sexual offences, firearms offences, theft, and high-value criminal damage. She is regularly led in complicated multi-handed cases and those involving the most serious charges.
She has also appeared in the Court of Appeal (Criminal Division) in appeals against sentence, terminatory rulings, and rulings made in preparatory hearings.
Recent Defence cases:
- R v B: Defence of a woman accused of committing arson with intent, in the context of a serious mental health breakdown.
- R v H: Defence of a client who had been accused of fraud by her ex-partner.
- R v S: Joint enterprise s.18 assault.
- R v M: Defence of a client accused of committing s.18 GBH assaults in prison during a psychotic episode.
- R v F: Defence of an allegation of rape.
- R v J: First defendant in a joint enterprise affray.
- R v P: Modern slavery defence in a drug supply case.
Recent Prosecution cases:
- R v S: Section 18 committed during a home robbery.
- R v T and others: Prosecution of a complex multi-handed drug supply.
- R v C and others: Prosecution of a 6-handed violent disorder.
- Op Reprefer: Led junior – prosecution of a large-scale people smuggling operation involving the movement of migrants across Europe.
- Op Rigby: Led junior – prosecution of two men who covertly filmed more than 5,000 girls and women in swimming pool changing cubicles.
- R v B: Led junior – prosecution of a man who blackmailed and threatened more than 32 women in order to obtain sexual images and videos, and who incited online child sexual abuse.
- Op Promont: Led junior – conspiracy to convert and sell blank firing weapons.
- R v D: Led junior – murder.
Financial Crime
Financial Crime
Kate has a busy and varied financial crime practice which includes:
- Defending and prosecuting allegations of fraud and money laundering in the Crown Court;
- Acting in civil forfeiture proceedings brought by HMRC, and on behalf of individuals, financial institutions and the police in civil proceedings surrounding the restraint, freezing and forfeiture of proceeds of crime;
- Post-conviction confiscation proceedings under POCA;
- Prosecution of corporate bodies under the Company Law Act;
- Acting as independent LPP counsel in relation to material obtained pursuant to a POCA production order during investigations into fraud and money laundering;
- Advising in large-scale offshore investigations of fraud, corruption and money laundering, involving the gathering and sifting of evidence obtained from multiple jurisdictions via mutual legal assistance frameworks.
She accepts instructions to investigate, review material, advise, prosecute and defend in relation to allegations of financial crime including fraud, bribery/corruption, and money laundering.
Notable Financial Crime cases
HMRC v L
Application by HMRC for civil forfeiture of bank account balances said to be the proceeds of large-scale international offences.
R v B
Prosecution of a fraud worth nearly a million pounds, committed against two vulnerable elderly people via a misuse of power of attorney.
R v H
Defence of a woman accused of fraud by her ex-husband.
Op S
Junior prosecutor in a complex money laundering conspiracy trial initiated by an HMRC investigation.
Extradition and Mutual Legal Assistance
Extradition and Mutual Legal Assistance
Kate is on the CPS Extradition Panel at Level 2 and regularly appears on behalf of judicial authorities at Westminster Magistrates’ Court. She also appears on behalf of requested persons, and has conducted bail appeals in the High Court.
She also acts in investigations and prosecutions involving mutual legal assistance and collaboration between different investigating/prosecuting authorities. She is currently instructed in an ongoing offshore investigation where MLA requests have been made to a number of jurisdictions.
Offshore and Investigations
Offshore and Investigations
Kate advises on actions in commonwealth jurisdictions, particularly the Caribbean, and has appeared in several matters on appeal to the Privy Council from Trinidad & Tobago. With the benefit of her interdisciplinary background and ability to grasp essential legal issues quickly, she has acted in matters across the breadth of the common law, including commercial disputes, chancery matters, and public law. She has advised in cases in Trinidad & Tobago, Dominica, Belize, St Lucia, and St Vincent and the Grenadines.
She is also instructed in offshore investigations and prosecutions in the Channel Islands.
Recent Privy Council appearances:
The Water and Sewerage Authority of Trinidad and Tobago v Uniform Building Contractors Ltd [2026] UKPC 2: acted for the successful Authority in a dispute relating to a FIDIC Yellow Book construction contract.
Jaiwantie Ramdass v The Minister of Finance of Trinidad and Tobago & Another [2025] UKPC 4: acted for the Auditor General of Trinidad and Tobago in an application for judicial review of an executive-led investigation into her conduct.
Keros Martin & others v Director of Public Prosecutions (Trinidad & Tobago) [2025] UKPC 2: acted for the applicants in a constitutional action relating to the right to appeal bail decisions.
Public Law
Public Law
Kate has a domestic and commonwealth public law practice, and is especially instructed in matters touching on criminal activity, criminal investigations and the criminal justice system. She appears in the First-Tier Tribunal on behalf of victims of human trafficking in appeals against the refusal of compensation by the Criminal Injuries Compensation Authority, and has advised on judicial review claims relating to the exercise of police powers. She has also appeared in the First-Tier Tribunal in appeals under the Freedom of Information Act.
She is regularly instructed by attorneys in Trinidad and Tobago in judicial review and constitutional claims relating to a wide range of matters in Caribbean jurisdictions including the interception of communications, bail, detention, and malicious prosecution.
Notable Public Law cases
Ciaran MacAirt v The Information Commissioner & Another EA/2023/0115
Acted for the Applicant in an appeal under the Freedom of Information Act, relating to a request for material connected to the McGurk's Bar bombing in Belfast.
Judgment >Jaiwantie Ramdass v The Minister of Finance of Trinidad and Tobago & Another [2025] UKPC 4
Acted for the Auditor General of Trinidad and Tobago in an application for judicial review of an executive-led investigation into her conduct.
Judgment >Keros Martin & others v Director of Public Prosecutions (Trinidad and Tobago) [2025] UKPC 2
Acted for the applicants in a constitutional action relating to the right to appeal bail decisions.
Judgment >Instructing Kate Temple-Mabe
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