Ronan Scanlan

Arthur Cox (Dublin)
Of Counsel

Ronan is Of Counsel at Arthur Cox and a member of the Competition and Regulated Markets Group. His practice covers the full range of EU and Irish competition and telecoms law. Ronan has 15 years experience of Antitrust and Competition Law, Policy and Practice, with a focus on merger control, abuse of dominance, antitrust investigations and litigation. He has previously served at a senior level in the Competition and Markets Authority in London, during which time he led high-profile merger investigations (with a focus on the telecoms space) and dawn raids on behalf of that authority (in the pharmaceutical and medical sectors). During his time with the CMA, he was also seconded to the Irish Competition Agency (the ‘CCPC’) and worked closely with the European Commission on both merger and antitrust investigations. His international experience of competition law, enforcement and capability building includes time in China (working with Mofcom, the Competition Regulator) and on secondment to a law firm in India. Prior to joining Arthur Cox in 2022, Ronan worked at another Irish law firm, where he brought regulatory appeals in the Irish High Court on behalf of both Three Ireland and Sky Ireland. He holds a Masters Degree from King’s College London in EU Competition Law and, since 2020, has been named as a ‘Rising Star’ in the Legal 500


Auteur associé

Arthur Cox (Dublin)


1974 Bulletin

Ronan Scanlan The UK Competition Appeal Tribunal announces the receipt of an application to review the Competition Authority’s decision to prohibit the acquisition of a leading video game publisher (Microsoft / Activision Blizzard)


This article discusses how the CMA has reached a ‘tipping point’ in ‘Big Tech’ merger enforcement, what the Competition Appeals Tribunal could do in Microsoft v Competition and Markets Authority to recentre and refocus the CMA’s work, and why this all matters to digital markets, and beyond. (...)

Helen Kelly, Ronan Scanlan The Irish Competition Authority affirms that non-compete clauses are permitted only when they are appropriately limited in accordance with the rules (Sean Loughnane / Crinkle)


Non-compete clauses can provide important protection for purchasers who have a legitimate interest in maintaining the value of the business they are acquiring. However, careful consideration must be given to the drafting of non-compete clauses in order to avoid allegations of anti-competitive (...)

1011 Revue

Ronan Scanlan UK : Brexit - The need for a special approach to EU mergers


Le Royaume Uni devrait quitter l’Union Européenne sous peu. Quand ce sera le cas, des concentrations touchant aussi bien l’UE que le Royaume Uni perdront les bienfaits du "guichet unique" sous le règlement concentrations de l’UE et la Commission Européenne n’aura ni le droit ni le devoir de (...)


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