Marcus Thompson is a partner in the Government & Internal Investigations Group in the London office of Kirkland & Ellis International LLP. He assists corporate clients with a variety of business-related criminal matters such as anti-money laundering, anti-bribery and corruption, international sanctions, and company investigations. Marcus also advises clients on highly sensitive matters involving data breaches and workplace compliance investigations. He has particular experience in advising private equity firms and their portfolio companies on business crime and risk mitigation, including the design and implementation of compliance programmes.

Marcus also represents senior individuals who are facing investigation by government agencies such as the SFO, FCA, NCA and FRC.

Previously, Marcus was a barrister in independent practice where his work focused on prosecuting and defending trials in the criminal courts. After leaving private practice, he served as the legal adviser on financial and international crime at the Serious Organised Crime Agency (now the National Crime Agency) in London and worked with a number of other government agencies and departments involved in investigations, intelligence and policy making.

Marcus has also worked in the Cayman Islands where he established a criminal law practice at leading offshore firm, Walkers and later served as the General Counsel and Chief Compliance Officer.


Thought Leadership


Co-author, “A Review of U.S. Economic Sanctions in 2018,” Bloomberg Law: White Collar & Criminal Law (January 2019)

Co-author, “The Challenge Iran Sanctions Pose for EU Operators,” Law360 (November 2018)

Co-author, “Reform on the Horizon for the U.K.’s National Security Regime,” Bloomberg Law (August 2018)

Co-author, “Adding Pakistan to ‘Gray List’ Has Important Consequences,” Law360 (May 2018)

Co-author, “No Need to Overreact: Protecting Privilege in the U.S. and U.K. After the ENRC Decision,” The FCPA Report (June 2017)

Co-author, “Self-Reporting to the Authorities and Other Disclosure Obligations: The UK Perspective,” Global Investigations Review’s The Practitioner’s Guide to Global Investigations (January 2017)

Co-author, “FinCEN’s Proposed AML Program & Reporting Requirement Rules,” Bloomberg BNA “Securities Regulation & Law Report” (December 2015)

Co-author, “Comparing Deferred Prosecution Agreements in the U.K. and U.S.,” Bloomberg BNA Corporate Counsel Weekly (May 2014)


Speaker, “Anti-Corruption Regulations and Enforcement Around the Globe,” Global Legal ConfEx (September 2016)

Speaker, “Fourth International White Collar Crime Institute,” (October 2015)

Presenter, “Successor Liability under the FCPA and Bribery Act,” Bloomberg Webinar (June 2015)

Moderator, PEPs Master class – Anti-Money Laundering Professionals Forum (2014)

Speaker, OFAC: The New FCPA, Webinar (2014)

Speaker, Russia Sanctions Update, Webinar (2014)


The Legal 500 UK (2019) – Leading Individual. London practice is Ranked: Tier 1 (Regulatory investigations and corporate crime)

Barrister Panel Member of Disciplinary Tribunal for Barristers (COIC), 2010–2017

Memberships & Affiliations

Committee Member, Law Society, Money Laundering Task Force

Committee Member, City of London Law Society, Corporate Crime Committee


Admissions & Qualifications

  • 1996, Barrister, Inner Temple, England & Wales


  • Inns of Court School of LawBar Vocational Course1996
  • Cambridge UniversityM.A., History1994