QEB Hollis Whiteman

Jason Mansell

Current View:
Also ranked in:

This content is provided by Jason Mansell.

Practice Areas

Jason provides strategic advice and representation to firms and individuals facing investigation and potential criminal prosecution by the SFO and prosecution and/or disciplinary action by the FCA and other regulators. A formidable advocate, Jason has acted in over 140 FCA regulatory investigations and associated proceedings. He also acts for individuals and corporates in high-profile criminal investigations.

Jason is currently acting for the CEO of a Bank in connection with alleged oversight failings, a Firm in connection with a criminal/regulatory market manipulation investigation and various individuals on enforcement investigation or approval issues. He is currently instructed in numerous FCA investigations and proceedings for market abuse and breaches of FCA Rules and Principles. Previous publishable matters include FCA v Danziger, FCA v Adolph and FCA v Koutsogiannis (LIBOR investigations), FCA v X Plc (listing rules investigation) and FRC v McBurnie. Previous criminal instructions include, R v Standard Bank (deferred prosecution agreement) and various market conduct investigations by the SFO and FCA, many resulting in no public outcome. Jason also advises on regulatory approval and compliance and reporting matters under anti-money laundering and anti-bribery legislation.


Called 1991, Lincoln’s Inn.

Professional Memberships

International Bar Association, Association of Regulatory and Disciplinary Lawyers, Financial Services Lawyers Association.