Daniel Cook is a senior associate in the Litigation and Dispute Resolution and Cybersecurity & Data Privacy practice, advising predominantly on white collar crime, internal investigations and cybersecurity issues.

On data protection and cybersecurity matters, Daniel has experience advising on:

  • responding to cybersecurity incidents;
  • liaising with the appropriate authorities; and
  • the requirements to notify affected individuals in multiple jurisdictions.

Daniel has spent over a year on secondment to HSBC’s Monitor Liaison Office in London, working closely with numerous HSBC affiliates globally to facilitate the Monitor in his assessment of HSBC’s Anti-Money Laundering and Sanctions policies and procedures, systems, and controls.

He also has experience advising companies on regulatory investigations, particularly in the context of Serious Fraud Office enquiries/investigations into alleged bribery and corruption.

He joined Mayer Brown in 2013 as a trainee. During his training contract, Daniel spent six months on secondment to Wells Fargo Bank.

Spoken Languages

  • English


Kaplan Law School, LPC

University of Law, Bristol, GDL

University of Southampton


  • England and Wales