Mark Rainsford KC

Practice Areas

Mark Rainsford KC is nationally and internationally recognised as one of the UK’s leading criminal King’s Counsel, with additional specialist focus on commercial and civil fraud disputes and arbitrations. Ranked Tier 1 in Legal 500 2025 for Business Crime, Regulatory, and Global Investigations, he is also recommended in Proceeds of Crime and Asset Forfeiture (Tier 2) and Fraud Crime (Tier 2).

With exceptional expertise in bribery, corruption, banking, money laundering, and complex fraud, Mark is described as “extremely brilliant on his feet.” Legal 500 highlights his advocacy as “measured, incisive, and persuasive,” reflecting meticulous preparation and strong courtroom presence.

Renowned for his litigation strategy, he has fought and won major commercial crime trials and complex commercial disputes involving allegations of serious wrongdoing. His practice spans investigations by the SFO, NCA, HMRC, CPS, and US regulators such as the DoJ and SEC, alongside litigation in the Chancery Division and Business and Property Courts.

He has successfully defended and prosecuted high-value fraud, bribery, corruption, and money laundering cases, while also achieving non-prosecution outcomes for clients. His client base includes banking professionals, corporates, SMEs, City law firms, accountants, UHNW and HNW individuals, directors, and FTSE 100/250 and Fortune 500 companies, often in crisis situations.

Supported by specialist juniors and solicitors, Mark leads cases across common law jurisdictions with authority, clarity, and skill.