James Marshall advises on all aspects of competition law and sector regulation and regularly counsels clients on merger control, investigations and enforcement, commercial deals, abuse of dominance, sector regulation, and compliance. Earlier in his career, James worked with the UK Competition and Markets Authority (CMA), where he helped develop the UK’s antitrust and regulated sector enforcement regimes. In addition to his competition law practice, James advises on the UK's National Security and Investment Act and other Foreign Direct Investment (FDI) regimes. James frequently guides clients through both the merger control and FDI aspects of major global deals. Clients turn to Mr. Marshall to help them find innovative solutions to complex antitrust enforcement, merger and counselling matters. James represents clients before UK, EU, and global regulators across a number of industries. He has advised on numerous complex global transactions and antitrust enforcement cases, and has strong experience advising in the life sciences, financial services, energy & infrastructure, consumer, digital, and sports sectors. James practiced for several years in the Asia-Pacific region. He has experience advising on competition, regulatory, and public policy issues in Asia and the Middle East. He is a former Chair of the Competition Section Advisory Committee of the Law Society of England and Wales. James is highly recommended by Legal 500 and is recognized as a Future Leader by Who’s Who Legal. James is dual-qualified in England & Wales, and the Republic of Ireland.

2022 Awards


Nominee, 2022 Antitrust Writing Awards: Business, Digital

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