Jones Day (Brussels)

Guillaume Blanc

Jones Day (Brussels)

Guillaume Blanc practices in all areas of competition law, including anti-competitive practices, merger control and state aid law, both under EU and French law. He assists clients in a wide range of sectors, including technology, media, telecommunications, energy and transportation. His practice also covers other aspects of EU law, such as regulatory issues and internal market law. He regularly advises clients on European and French antitrust law, distribution law, including the establishment, drafting and amendment of contracts, and consumer law. Prior to joining Jones Day, Guillaume Blanc worked at international law firms in Paris and Brussels, at the General Secretariat for European Affairs of the Prime Minister in France and at the Court of Justice of the European Union in Luxembourg.

Linked authors

Jones Day (Sydney)
Jones Day (Mexico)
Jones Day (Brussels)
Jones Day (New York)
Jones Day (Madrid)


1586 Review

Jacques Derenne, Alessandro Cogoni, Massimo Merola, Guillaume Blanc, Philipp Werner, Cvetelina Georgieva, Dimitris Vallindas, Ulrich Soltész, Christian Weinmann, Valérie Noël, Sébastien Thomas, Alistair McGlone, Clélia Jadot The role of third parties in State aid cases


The prior control of the granting of State aid by an independent and supranational authority, the European Commission, constitutes the essential cornerstone of the creation of the internal market. However, State aid procedural rules have privileged Member States, whilst third parties, primarily (...)

Adrien Giraud, Guillaume Blanc Interim measures in France: A really enviable model?


The Commissioner for Competition, Margrethe Vestager, considers tougher enforcement with respect to interim measures and eyes the French regime with interest. It is now established that the French Competition Authority enjoys wide powers to adopt decisions ordering interim measures. This study (...)

Send a message