Mr David M. Harrison > Mayer Brown International LLP > London, England > Lawyer Profile

Mayer Brown International LLP
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David Harrison is a partner in the London office. He co-leads the European Antitrust and Competition team and is one of the group leaders of the global Antitrust practice. He has practised competition law for over 27 years in London and Brussels, and has advised numerous major global corporations in a wide range of sectors.

He has represented parties to some of the largest global cartel investigations of recent years.  His merger control experience includes advising on many high profile cases, obtaining clearance of numerous transactions under the EU Merger Regulation and UK merger control rules, and co-ordinating complex multi-jurisdictional cases.

David also advises on abuse of dominance, complaints, compliance and litigation at EU and national level, and on the application of the competition rules in regulated sectors. He has extensive State aid experience, including in relation to major infrastructure and public sector projects, and has advised on a wide range of other aspects of EU law.

Lawyer Rankings

London > Corporate and commercial > EU and competition

Complemented by the firm’s wider disputes practice, the competition group at Mayer Brown International LLP is praised by clients for its ‘strength in depth’ and ‘good mix of legal and strategic thinkers.’ Leveraging its considerable global network, the team is well positioned to act for clients on a range of cross-border competiton matters. Leading the London practice is the ‘first rate’ David M. Harrison , who also serves as co-leader of the firm’s European antitrust and competition practice. Harrison is a trusted advisor for major global corporations seeking guidance on cartel investigations and merger clearance matters. The team has been bolstered by the arrival of Airlie Goodman who joined from Linklaters LLP in February 2022 and sits in the litigation and dispute Resolution practice.