LAWYER PROFILE

Mark Jones

Europe 2026

Jones Day

Ranked in 1 practice area

Competition Law

12 years ranked

About

Provided by Jones Day

Practice Areas

Antitrust & Competition Law

Career

Mark Jones has over 25 years of experience advising on complex and high-profile competition/antitrust issues, and understands what makes regulators tick. He has obtained competition clearances for M&A transactions and joint ventures and has represented clients in cartel, monopoly, and market investigations. Mark advises on UK, EU, and multijurisdictional matters. Sectors in which he has particular experience include financial institutions, technology, pharma, energy and infrastructure, entertainment and media, and retail and consumer. He also specialises in obtaining FDI clearances. Mark also regularly advises on foreign direct investment regimes, the economic regulation of utilities, and subsidy control rules. Mark's experience includes a secondment to the Office of Fair Trading, the predecessor to the Competition and Markets Authority (CMA).

Chambers Review

Provided by Chambers

Chambers European Guide

Competition Law - UK

Band 3

Individual Editorial

Mark Jones often advises clients on merger clearance mandates, including acting on CMA investigations and FDI notifications. He also has experience representing clients in CMA market inquiries and behavioural investigations.

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Strengths

Provided by Chambers

He is a pretty experienced guy and has a good knowledge of the workings of the UK system. He focused on the issues that really need dealing with.
Competition LawChambers European Guide
Mark Jones' advice is super user-friendly and commercial.
Competition LawChambers European Guide
Mark Jones' expertise and responsiveness is excellent.
Competition LawChambers European Guide