Jonathan Grimes > Kingsley Napley LLP > London, England > Lawyer Profile

Kingsley Napley LLP

Living Wage

Work Department

Criminal litigation.


Jonathan is an experienced criminal lawyer specialising in serious and complex cases. A leader in the field of Proceeds of Crime work, he has particular expertise dealing with law enforcement applications that seek to freeze or seize assets. His business crime practice includes all areas of financial crime and regulatory matters, including corruption, money laundering, anti-competitive behaviour, insider dealing, market manipulation, and fraud, often for HNW individuals. Jonathan also represents companies and individuals during the initial police and Health and Safety Executive investigation, through to the conclusion of cases at inquests or in the criminal courts. He has extensive trial experience over many years across all areas of crime.

He acts as independent legal adviser in investigations of all kinds, many in the banking sector, attending numerous interviews with employers and regulators both in the UK and abroad. A number of his cases have involved advising individuals following requests from overseas authorities for UK assistance under Mutual Legal Assistance treaties. He is also Kingsley Napley’s Money Laundering Reporting officer.


Trained Claude Hornby and Cox; qualified 2002; partner Kingsley Napley 2009.


The Law Society; Health & Safety Lawyer’s Association; Proceeds of Crime Lawyers Association; and International Bar Association.


King’s School, Canterbury; Leeds University (1993 2(1)); College of Law (2000 CPE commendation; LPC distinction).

Lawyer Rankings

London > Crime, fraud and licensing > Fraud: white-collar crime (advice to individuals)

(Leading individuals)

Jonathan GrimesKingsley Napley LLP

With a host of recognised leading individuals,  Kingsley Napley LLP  handles a wide range of cross-border cases involving everything from bribery and corruption, tax and false accounting claims, through to allegations of insider dealing and money laundering. The firm continues to see an uptick in instructions relating to Unexplained Wealth Orders (UWOs), asset forfeiture orders and account freezing orders. Co-head of team Louise Hodges is ‘a real leader in this field‘ and specialises in financial crime, FCA regulatory investigations and fraud. The ‘quick and energetic‘ Jonathan Grimes is experienced in the banking sector and often acts for clients in regulatory investigations. Caroline Day focuses on cartel activity and anti-competitive behaviour and handles interviews with the CMA. Nicola Finnerty advises individuals and corporates in cases brought by the SFO and NCA, among others. Highly experienced litigator Stephen Parkinson is also recommended.

London > Employment > Health and safety

The health and safety group at Kingsley Napley LLP is well-known for representing individuals under investigation in relation to serious and often fatal accidents. It is also  increasingly acting for corporates and public sector bodies. The practice handles criminal investigations and inquestsand advises on fire safety, environmental protection and safeguarding. Team lead Jonathan Grimes has experience in cases investigated by the Marine and Coastguard Agency, the Civil Aviation Authority and Air Accident Investigation Branch.