Chris Brennan

Partner, London


‘Chris is hard-working, commercially astute and has a detailed but pragmatic understanding of the regulators’ workings’
Legal 500 UK 2020


Chris Brennan is a partner in the Firm's Global Commercial Litigation Practice. Chris joined White & Case in 2018, having previously led the Regulatory Investigations & Enforcement practice at another leading law firm.

In recent years, he has advised on a number of the most significant regulatory cases in both the retail and wholesale markets. He has represented many of the leading financial institutions in relation to regulatory enquiries, investigations and enforcement action. He has also acted for individuals in relation to regulatory and criminal investigations or prosecutions. He also has experience advising public companies on market disclosure investigations.

Chris has more than 20 years of experience across a broad range of financial markets gained in both private practice and in-house, with former roles including Head of Regulatory at Lloyds Banking Group, General Counsel for a global inter-dealer broker and as a senior lawyer in the Financial Services Authority's Enforcement division.

Chris is listed as a Leading Individual for Financial Services: Contentious by Legal 500 UK 2020,  and is also recommended by Chambers UK 2020 for Financial Services: Contentious Regulatory, and is praised for having "exceptional practical knowledge of the regulatory system".

Bars and Courts
England and Wales
University of West London
Inns of Court School of Law


Advising a leading investment management business and a senior portfolio manager in relation to a market abuse / insider dealing investigation.*

Conducting an accountability review for a major financial institution in relation to a significant failure of systems and controls.*

Acting for a senior bank executive on an investigation into alleged failure of oversight in relation to LIBOR / FX issues.*

Representing a FTSE 100 company in respect of an FCA investigation into the timing of a market announcement.*

Advising a Regulated Investment Exchange in relation to a number of investigations and enforcement proceedings.*

Acting for a senior bank trader in relation to alleged market abuse (spoofing).*

Representing a large retail bank in an FCA enforcement process relating to the sale of mortgage products.*

Assisting a building society in relation to a significant internal fraud. Conducting the investigation, liaising with the police and regulators and overseeing the civil proceedings.*

Represented several individuals in responding to SFO requests for information and interview.*

Acting for a law firm partner on an FCA prosecution for insider dealing.*


* Matters worked on prior to joining White & Case.