Michael O"Kane > Peters & Peters Solicitors LLP > London, England > Lawyer Profile

Peters & Peters Solicitors LLP

Work Department

Domestic and international business crime and regulation.


Senior Partner and Head of the Business Crime Department. He specialises in international sanctions, criminal cartel investigations, corruption, extradition, and serious fraud investigations. Has successfully represented many individual and corporate clients facing investigations in the UK, the US and other jurisdictions. Headline cases include: acting for a main suspect in the
Malaysian 1MDB corruption investigations, acting for a CEO in the Petrobras investigation, acting for leading EU company in a significant corruption investigation; successfully leading the largest private prosecution case brought by an individual in the UK; acting for multiple Zimbabwean, Egyptian and Russian entities and individuals in judicial challenges to the EU sanctions regime; acting for a senior executive in the SFO Barclays/Qatar investigation; representing a multinational company in the global car parts cartel; successfully representing two British Airways executives in the CMA price-fixing trial; acting for the first individual to be charged with the UK cartel offence. Previous experience as a senior prosecutor of high profile and complex criminal cases. Consistently highlighted as a leading authority in Business Crime in leading legal directories, Michael was also nominated as Legal Innovator of The Year in The Financial Times Lawyer Awards 2011, is Winner of the GCR Competition Law Article of the Year Award 2012, listed in the global top ten investigative lawyers and leads the firm’s sanctions practice that was awarded the 2015 EU Sanctions Law Firm of the Year by World ECR. Michael co-writes a blog on European Sanctions Law at www.europeansanctions.com.


Pupillage at Criminal Bar 1992-93; Crown Prosecution Service (Greenwich) 1994-99; Crown Prosecution Service (Casework Directorate) 1999-2002; Peters & Peters 2002 to date; partner 2004. Senior Partner 2016.


Former co-chair of the IBA’s Business Crime Committee; member American Bar Association; Competition Lawyers Association.


St Columb’s College, Derry; Manchester Metropolitan University (1991); Inns of Court School of Law (1992).

Lawyer Rankings

London > Crime, fraud and licensing > Private prosecutions

The ‘wonderful’ team at Peters & Peters Solicitors LLP is ‘a major presence in this field’. Its private prosecutions practice sits as part of the firm’s business crime and investigations department and is experienced in both the bringing and defence of high-profile prosecutions for both corporate and individual clients. Practice head Nick Vamos has over 20 years of experience in the field; a CPS alumnus, Vamos has wide-ranging experience in criminal matters, including corporate manslaughter, election fraud and police corruption – he currently leads on the well-known Post Office case, in which a computer error may have led to over 800 wrongful convictions. Michael O’Kane is another heavyweight practitioner who is recommended for business crime, corruption and fraud issues. Charlotte Tregunna was promoted to partner in May 2023 and assists with domestic and international criminal matters, while Hannah Laming  left for Squire Patton Boggs in July 2022.

London > Crime, fraud and licensing > Crime: general

(Leading individuals)

Michael O’KanePeters & Peters Solicitors LLP

The general crime team at Peters & Peters Solicitors LLP, described as ‘market leaders‘ and ‘strategically strong‘, is directed by the ‘formidably brightNick Vamos, who was head of special crime for the CPS before his move to the firm. The practice is experienced in serious crime in both the domestic and international spheres, with recent work involving cross-border criminal investigations and prosecutions across multiple countries. Other high-profile work includes acting for Post Office Limited in relation to criminal appeals. Michael O’Kane is recommended for his work on extradition and corruption cases, while Jasvinder Nakhwal is a key contact for issues involving criminal cartels and extradition. Anna Bradshaw, complimented for her ‘unwavering commitment‘, is adept at advising on proceeds of crime matters. Of counsel Rachel Cook and associates Alistair Jones and Kerri McGuigan are also key contacts for serious general crime.

London > Dispute resolution > Public international law

The PIL expertise of ‘world-class firmPeters & Peters Solicitors LLP incorporates advice on UK sanctions and export controls; and its track record includes complex and groundbreaking sanctions challenges. The team is co-led by ‘well-known specialistAnna Bradshaw, and business crime expert  Michael O’Kane. Senior associate Alistair Joneshas in-depth knowledge‘.

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

(Hall of Fame)

Michael O’KanePeters & Peters Solicitors LLP

The ‘very special team’ at Peters & Peters Solicitors LLP has extensive experience advising individuals subject to allegations of corruption, anti-corruption sanctions, and INTERPOL Red Notices. The practice consistently defends HNW individuals, C-Suite Executives, and high-profile politicians from the oil and gas and technology industries, regularly handling global SFO and FCA investigations. Nick Vamos leads the group, specialising in fraud, money laundering, and general crime issues, whilst Jasvinder Nakhwal is an expert on extradition and asset seizure matters. Neil Swift focuses on international financial crime, and Michael O’Kane is highly knowledgeable on international corruption and financial sanctions. Charlotte Tregunna was promoted to partner in May 2023, and both Anna Bradshaw and Maria Cronin are also highly regarded.

London > Risk advisory > Regulatory investigations and corporate crime (advice to corporates)

(Hall of Fame)

Michael O’KanePeters & Peters Solicitors LLP

Peters & Peters Solicitors LLP has extensive experience of acting on behalf of corporations in fraud, corruption, and money laundering proceedings, and international criminal investigations. The firm represents a client-base from a wide array of industries, ranging from energy and mining to retail and finance, and has grown its presence within the sanctions space, particularly since the start of the Ukraine war in February 2022. Nick Vamos heads the team, focusing on export controls and related offences, whilst the ‘superb’ Michael O’Kane has vast expertise in advising companies in high-profile international business crime cases. Jasvinder Nakhwal is an expert on INTERPOL and extradition matters, while Maria Cronin and Anna Bradshaw are noted for their money laundering and insider dealing expertise.