Mark Jones

Contact details

020 7405 2000


Mark Jones is an impressive individual. He is always thoughtful and measured in his responses to clients facing a crisis. He is very emotionally intelligent, essential for dealing with individuals at the very worst times in their life. He has a wealth of experience dealing with regulators and law enforcement and is a very safe pair of hands.

Legal 500, 2022

Mark is an expert in the defence of white-collar crime and investigations and specialises in advising both individuals and corporates. He represents clients across the full range of criminal and regulatory investigations and prosecutions as well as conducting internal investigations.

Main areas of practice

Recognised in Legal 500, Mark advises clients across a range of sectors in investigations by the SFO, FCA, HMRC, CMA, and the police as well as HSE, Trading Standards and other government departments. Mark also represents clients in Parliamentary Select Committee inquiries. Mark’s work is often multi-jurisdictional with a particular focus on the US and Far East, as well as being complex and high profile.

He conducts internal investigations for corporates concerning whistleblowing or alleged wrongdoing, as well as representing employees in internal investigations and interviews.
Mark’s experience includes representing clients concerning allegations of bribery and corruption, contentious financial crime (including market abuse and misconduct), phone hacking, money laundering, tax fraud, government contract fraud, corporate manslaughter and the full ambit of fraud allegations.

Mark acts for clients from the point of investigation all the way through to trial, and regularly represents clients in interviews with investigating authorities. Mark has a wealth of experience in defending clients in complex trials.

He also advises senior company officers, Audit Committees, boards and companies in internal investigations, dawn raids and external investigations.


Mark acts for both individuals and corporate clients.

The individuals Mark represents are regularly High Net Worth individuals or senior company officers such as CEO’s, CFO’s and Directors.
He has acted for a range of corporate clients, across different sectors, in internal investigations, dawn raids and compliance, as well as in criminal and regulatory investigations.



Mark gained a LLB (Hons) in Law and French from the University of Wales, Aberystwyth, with a distinction in French oral proficiency and as part of his degree studied a Diploma in French Law at Universite de Rennes. He then went on to complete the Legal Practice Course which he passed with a commendation.

Mark joined Blake Morgan in September 2018 from a niche practice where he ran the firm’s white-collar team and was made partner in September 2020.

Contact details

020 7405 2000


  • Fraud Lawyers Association
  • Association of Regulatory and Disciplinary Lawyers
  • Financial Services Lawyers Association
  • Proceeds of Crime Lawyers Association

Significant Experience

  • Mark represents a trader in an investigation by the SFO and FCA in to LIBOR related issues. This matter involves regulatory proceedings by the FCA before the Regulatory Decisions Committee, as well as a criminal investigation by the SFO. Additionally, there was also an investigation in the US by the Department of Justice and Securities and Exchange Commission;
  • Mark is advising the former CFO of a global corporate in an investigation by the SFO linked to Unaoil, which involves allegations of bribery and corruption overseas. This matter also involves a parallel investigation in the US by the Department of Justice;
  • Mark represents the former CEO of a charity accused of widespread fraud and bribery offences. This matter has involved multiple trials and legal argument;
  • He represented a High Net Worth foreign national in respect of high value money laundering through money service bureaux;
  • Mark represented a senior editor in the high profile phone hacking investigation (Operation Golding);
  • He represented a company director accused of £millions tax fraud;
  • Mark advised a corporate on its internal investigation as well as an inquiry by a Parliamentary Select Committee;
  • Mark is advising a global corporate on dawn raids;
  • He advised a corporate on allegations by HMRC of tax fraud.

Additional Expertise

Mark regularly advises clients on restraint and confiscation issues, under the Proceeds of Crime Act 2002.

Mark provides training both internally and externally to clients on dawn raids, developments in white collar investigations and prosecutions and specific training on compliance and good practice.

He was a contributor to the chapter on “pre charge and investigation” of Abuse of Process Third Edition (OUP) by Colin Wells and also contributed to a report submitted to the Supreme Court of India, by the International Senior Lawyers Project, on police powers.


"Mark Jones was outstanding. Mark was highly knowledgeable, able to advise on difficult matters where disappointing news had to be delivered, and empathetic to my needs and challenges."

Legal 500, 2022

Key practitioner Mark Jones is a clear thinker with excellent judgment who is quick to assimilate facts and identify the significant points in a case.

Legal 500 - Fraud: White-collar crime 2017

A phenomenal client following that belies his years and is currently representing a former senior executive at the Mirror Group in relation to Operation Golding.

Legal 500 - Fraud: White-collar crime 2016

Assiduous in his case preparation and particularly recommended for serious fraud cases as well as being noted for his client care that is second to none, tenacity, sound communication skills and integrity.

Legal 500 - Fraud: White-collar crime 2015

Insights by Mark


9 September - Mark Jones

We look at potential bribery and fraud risks in the construction sector and the importance of contractors having robust systems in place to ensure individuals have the relevant skills.

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15 July - Mark Jones

We look at the dangers of cryptocurrency and crime. Are the authorities starting to catch up with criminal activity?  

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17 September - Mark Jones

Businesses need to be aware of potential furlough fraud situations as HMRC have signalled that they are actively investigating claims.      

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