Tristan Lécuyer

Tristan Lécuyer is a Partner at RBB Economics based in Paris and Brussels.

He has extensive experience advising clients on a wide variety of competition matters before the European Commission and the French competition authority, and as part of multi-jurisdictional mergers involving multiple competition authorities around the world. His experience includes complex merger assessments, raising horizontal, vertical and conglomerate concerns, as well as antitrust investigations, including abuse of dominant position, horizontal agreements, and follow-on damages.

Tristan’s experience includes mergers and acquisitions, raising horizontal, vertical and conglomerate concerns. His merger experience includes European Phase II mergers (Vivendi/Lagardère and Norsk Hydro/Alumetal notably), complex European Phase 1 investigations (Veolia/Suez, Alstom/Bombardier and AB InBev/SAB Miller notably), as well as other transactions in Europe and elsewhere.

Tristan also has extensive experience on antitrust investigations, including abuse of dominant position, alleged information exchanges, cartel investigations and follow-on damages. His recent experience on Article 101 includes advising SEB before the French competition authority in an alleged horizontal agreement and RPM case. His recent experience on Article 102 includes advising Meta in relation to the French competition authority investigation on online ad verification services and advising Apple before the European Commission in an alleged abuse of dominant position regarding mobile payment on iOS (Apple Pay).

Tristan has worked before a large number of
national competition authorities around the
world, especially in Europe, Asia and Latin
America.

Tristan has provided economic advice across a wide range of sectors. Clients he has worked for include AB InBev, Aegean, Airbus, Alstom, Apple, Assa Abloy, Barratt, Bouygues Telecom, BP, Electrosteel, Hertz, Hydro, Leonardo, McDonald’s, Meta, Nexans, Plastic Omnium, Reckitt Benckiser, Roquette, SEB, Tarkett, TD Synnex, TF1, Thales, Tronox, Veolia, Vivendi and Xing.

Tristan publishes academic articles in journals to guide industry outlook on competition issues. He recently published articles on “Sustainability and merger control – Is green becoming a grey area“in Competition Law & Policy Debate and on “Digital conglomerates and killer acquisitions" in Concurrences. He is listed as a “future leader” in Who’s Who Legal.

Tristan holds an MSc in Economics from ENSAE ParisTech and an MSc in Management from HEC Paris (Grande Ecole program). He also studied at Tsinghua University in Beijing where he took classes in the MBA program.

A French national, Tristan is fluent in English
and French.