Marcus 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. He also advises clients on highly sensitive matters involving data breaches and workplace compliance investigations. Marcus 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. He also represents senior individuals who are facing investigation by government agencies such as the SFO, FCA, NCA and FRC.

Prior to joining Kirkland, 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 is ranked by notable legal industry directories as a ‘Leading Individual’ and Chambers (2023) remarks that he is “sharp and commercial, rooted in sound judgement”.