Allen & Overy LLP

Financial Services Department

UK-wide
Current View:

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What the team is known for A dominant team in the contentious regulatory arena, bringing consistent cross-border strength to matters ranging from regulatory investigations to high-stakes enforcement actions. Also noted for its broad strength in the non-contentious regulatory space, offering clients the benefits of its close relationships with government, regulators and trade bodies in the shaping of regulatory reforms. Assists an enviable client base that includes leading domestic and international financial services providers. Combines this with a highly regarded payments practice, serving both infrastructure providers and tech-driven companies.

Strengths Clients describe the firm as "responsive, cost-effective and cooperative."

One reports: "Their regulatory team has developed into one of the best in the City. Their partners cover the full waterfront of areas and the associates are of a high standard."

Another interviewee appreciates the firm's "high level of partner attention, joined-up approach between different specialities and unbeatable strength in depth."

Work highlights Assisted BNP Paribas with all regulatory aspects of its acquisition of the electronic equities and global prime brokerage business of Deutsche Bank.

Acted for Facebook on the expansion of its e-money and payment services across Europe.

Notable practitioners

Arnondo Chakrabarti handles FCA enforcement and investigatory matters on behalf of household-name institutions, including insurance companies.
"He's amazingly calm, astute and very experienced."


Ben Regnard-Weinrabe applies his knowledge of regulatory regimes to advise his substantial clientele of fintech companies.
"A leading practitioner.""He's very good - experienced, commercial and knowledgeable."

Bob Penn enjoys a high profile for his expertise in financial services regulation. His clients include major banks and investment firms.
"He's a significant name in the market with a great depth and breadth of knowledge, and good contacts within the industry."

Calum Burnett is best known for representing clients in high-stakes FCA enforcement proceedings, including those related to the SMCR.

Damian Carolan offers high-level experience advising on compliance with regulations governing trading and market infrastructure.
"Damian is agile and quick-thinking with a very practical and commercial approach. A good communicator."

Eve Giles specialises in representing individual clients in regulatory enforcement actions. She is particularly expert in matters with a criminal element, such as money-laundering investigations.

Nikki Johnstone advises leading payments providers and technology companies on diverse concerns including authorisation, product launches and structuring.
"Absolutely brilliant. She's always troubleshooting and problem spotting, and will provide technically accurate and commercially sound advice.""She has good judgement and is calm and collected even when under pressure. She inspires trust."