Sperrin Law specialises in providing legal and strategic advice in relation to all aspects of financial investigation and litigation.


Our services include advisory work on anti-fraud measures and assistance in regulatory investigations. We also conduct litigation in commercial fraud claims and in criminal prosecutions by the SFO, FCA and HMRC. We act for claimant and defendant companies and individuals. Our lawyers are specialists in litigation connected to financial misconduct and are experienced in the provision of advice that takes account of the interrelationship between civil and criminal liability in such cases.

Legal strategy in
financial investigation.

By focusing on our core service areas we aim to offer the best advice and guidance available in relation to financial investigation and litigation.





Bribery & corruption




White collar defence


Asset freezing
& recovery







Prevention, advice,
assistance, litigation

Our team is focused on providing the best service to clients who require a specialist approach in the field of financial investigation and litigation.



Patrick Dorrian


Patrick Dorrian is a Partner and widely regarded as an experienced and respected lawyer whose practice involves Commercial Litigation, Serious and Complex Fraud (both Civil and Criminal) and Professional Disciplinary and Regulatory work. He has represented a wide variety of professionals in relation to regulatory investigations and has been involved in the defence of individuals and companies in heavy fraud claims and prosecutions exceeding £20m.

Richard Jefferies


Richard defends clients nationally facing criminal charges brought by Metropolitan Police, CPS, HMRC, UKBA, NCA and the Police Central e-Crimes Unit as well as Military Tribunals.

A highly accomplished criminal defence lawyer with 30 years of experience. His cases frequently demand a high degree of client service, discretion and have attracted national media attention.

Kevin Bowles

Consultant Solicitor

Kevin has a successful practice in all areas of criminal law, particularly in major drug conspiracies, complex fraud, organised crime and serious sexual offences.

Kevin has represented clients in all tiers of the criminal justice system. Kevin uses his experience and judgement to develop a clear strategy to secure the best possible results for his clients.

Diligent and methodical in his approach, Kevin’s early involvement in a case can make the difference between being charged with an offence or not. Should matters progress to court he is thorough in his preparation and has a consistently high acquittal rate.

Kevin has a growing niche practice in pharmaceutical services. He has attended various courses on MHRA prosecutions and has acted for individuals who have fallen foul of MHRA regulations.

Graham Wilkinson

Consultant Case Worker

Stephanie Mavromatis


Stephanie joined Sperrin Law in March 2019. Stephanie provides support and assistance to the team of solicitors in the crime department.

Tarquin McCalla

Barrister Consultant

With extensive and wide-ranging experience in criminal law Tarquin has gained a reputation as an excellent lawyer who combines meticulous case preparation with exceptional client care.

Having acted as leading and led junior counsel and litigator in all areas of crime Tarquin now specialises in cases of commercial and revenue fraud, money laundering, confiscation, restraint and asset recovery.

Although practicing mainly in London Tarquin has been instructed in numerous serious and high-profile cases which have gained international media attention.

Reza Pashazadeh


Reza has built a reputation as a robust litigator. He is meticulous in his approach and aims to achieve the best result for his clients. He specialises in both commercial and criminal litigation.

Reza has represented numerous high-profile clients. Discretion is key for him coupled with the protection of his client’s image.

Having trained and qualified at one of the London’s most reputable firms, he then worked for a commercial city firm before being made Partner in a boutique practice.

In the summer of 2019, Reza joined Sperrin as a Consultant Solicitor to help expand the commercial litigation department and build further on his already thriving criminal practice.

Asal Nath


Asal joined Sperrin Law in the summer of 2019 as a Senior Consultant Solicitor. She specialises as a civil/commercial litigation solicitor. She has extensive experience in all aspects of litigation and dispute resolution, with particular expertise in complex high value claims. She represents private and corporate clients in both pursuing and defending proceedings.

Asal is methodical in her work who utilises a flexible approach to problem solving. She works closely with her clients to ensure the best possible outcome is achieved.

Contact us

If you would like to learn more about how Sperrin Law can assist you please get in touch using either the contact details below or the form provided.

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T: +44 (0)203 666 5155
E: enquiries@sperrin.net

Sperrin Law,
Tallis House,
2 Tallis Street,

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