Jonathan Cotton > Slaughter and May > London, England > Lawyer Profile

Slaughter and May

Living Wage

Work Department

Disputes, Arbitration and Global Investigations


Jonny is Co-Head of our Global Investigations Group. For over 25 years he has helped many clients investigate and defend allegations of wrongdoing in civil, criminal and regulatory cases across sectors from telecoms to fast-moving consumer goods to financial services.

On the criminal/regulatory side, Jonny regularly acts on investigations, criminal prosecutions and regulatory cases concerning the Bribery Act, the Proceeds of Crime Act, the Fraud Act, FSMA, export controls and sanctions, as well as Companies Act offences.

On the civil side, Jonny advises on fraud cases involving extractive frauds, accounting frauds, misrepresentations, the ‘theft’ of confidential information by employees and competitors and conspiracy.

Jonny is also often involved in contractual disputes, competition disputes and restructuring/insolvency matters. He also often advises on contentious aspects of corporate transactions, including takeovers.


Trained Slaughter and May; qualified 1996; partner 2004.


Poole Grammar School; St Edmund Hall, Oxford.

Lawyer Rankings

London > Crime, fraud and licensing > Fraud: civil

The practitioners at Slaughter and May are well positioned to advise on the interplay between civil and criminal fraud, and often work closely with the firm’s global investigations group. Clients including global corporates, financial institutions and governments are selecting the team for fraud-related matters. Jonathan Cotton has expertise in extractive frauds, accounting frauds, misrepresentations and information theft, while Peter Wickham has a ‘can-do attitude‘. Richard Swallow leads the practice.

London > Corporate and commercial > Financial services: contentious

At Slaughter and May, the practice is able to leverage the experience of Deborah Finkler, a lawyer with a three-decade long track record of acting on FCA, PRA and FOS proceedings. Elsewhere, Ewan Brown serves as a go-to within the market for FX manipulation cases, while Holly Ware is a figure of prominence owing to her LIBOR investigation, market abuse and money laundering know-how. Jonathan Cotton is acclaimed for his capabilities in export controls and sanctions, Company Act offences and FSMA matters, among many others, and the team also includes Gayathri Kamalanathan, an up-and-coming partner with over 10 years experience of senior in-house roles at leading banks. Jonathan Clark is also a key name to note. Richard Swallow leads the group.

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

(Leading individuals)

Jonathan CottonSlaughter and May

The ‘highly regarded expert team‘ at Slaughter and May plays a leading role in major ongoing SFO cases, including representing the likes of British American Tobacco and John Wood Group in high-profile proceedings. The firm offers strong criminal and regulatory expertise, with a focus on complex investigations, often involving multijurisdictional elements, relating to bribery, corruption, market abuse, and sanctions issues, as well as providing compliance advice on international trade and AML policies. The practice is led by the ‘superbRichard Swallow , Jonathan Cotton , and Ewan Brown , each of whom offer extensive expertise in complex SFO and international regulatory investigations and prosecutions, while Holly Ware is noted for her global investigations work, largely acting against the FCA and SFO. James Stacey  has a strong record in work for listed companies and financial services entities, while Gayathri Kamalanathan has in-house financial services expertise and specialises in regulatory investigations and litigation within the industry. Senior counsel Ella Williams continues to play a key role in complex regulatory prosecutions as well as providing compliance advice.