Ewan Brown > Slaughter and May > London, England > Lawyer Profile

Slaughter and May

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Ewan is Co-Head of our Global Investigations Group. He has a broad-based contentious practice with a particular focus on financial institutions, acting in both litigation and regulatory investigations. Ewan also has experience advising in relation to corporate crime, competition claims, shareholder disputes, outsourcing and tax appeals.


Trained Norton Rose; qualified 1997; assistant litigation department Norton Rose 1997-2000; Slaughter and May 2000-06; partner 2006.




Wallace Hall Academy, Thornhill, Dumfriesshire; Edinburgh University (1992 LLB Hons Law with French First Class); Université de Paris XI (1993 Maîtrise en droit commercial); College of Law, York (1995 LPC).

Lawyer Rankings

London > Dispute resolution > Tax litigation and investigations

The tax disputes team at Slaughter and May are frequently involved in high-profile tribunal cases and advise on mandates such as transfer pricing, state aid and tax residence. The firm undertakes both transactional and contentious matters with the ability to provide cutting-edge advice on evidence gathering, privilege and dealing with witnesses. Richard Jeens  co-heads the practice with Dominic Robertson  who regularly handles EU tax state aid investigations. Steve Edge is an accomplished contentious tax practitioner while Ewan Brown  co-heads the global investigations group.

London > Corporate and commercial > Financial services: contentious

(Leading individuals)

Ewan BrownSlaughter and May

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)

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.

London > Insurance > Insurance and reinsurance litigation

Efstathios Michael at Slaughter and May approaches ‘reinsurance disputes with excellent commercial judgement and an incisive legal mind’. He continues to be highly sought after for policy coverage and interpretation, aggregation, non-disclosure and misrepresentation, and business interruption insurance. Damian Taylor, financial institutions specialist Ewan Brown and associate Nupur Upadhyay are also recommended.

London > Dispute resolution > Banking litigation: investment and retail

(Hall of Fame)

Ewan BrownSlaughter and May

Slaughter and May‘s banking litigation team offers ‘strength in depth at all levels’. The overall disputes and investigations group is led by Richard Swallow, while key figures in litigation include Ewan Brown, who has experience advising in relation to corporate crime, competition claims and tax appeals, and Camilla Sanger, whose practice covers commercial, banking and competition litigation. Both are described by one client as ‘perfect performers as partners’. ‘Hugely experienced‘ Deborah Finkler, and Jonathan Clark, who specialises in defending against allegations of deliberate wrongdoing, are also key part of the banking litigation team, which works across the financial services sector for high profile clients including JPMorgan Chase, Deutsche Bank and Credit Suisse. The practice has been in growth mode,  with Gayathri Kamalanathan joining as a partner in April 2021 from Danske Bank in Copenhagen, where she was head of group litigation and enforcement.   Peter Wickham  was made up to partner the same year.