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Magenta Société d'Avocats

Sylvain Justier

Paris, France Europe Guide 2022 Ranked in 2 departments
Ranked in : Competition/European LawTMT: Telecommunications
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Lawyer Information
chambers review
Lawyer Information

Lawyer profile for Europe 2022


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Competition/European Law - France

Band 4

Sylvain Justier is recognised for his expertise handling antitrust investigations, litigation and merger control cases. "He is very knowledgeable, responsive and has great interpersonal skills," says one source.
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TMT: Telecommunications - France

Spotlight Table

Sylvain Justier "knows perfectly how to defend the interests of his clients before the authorities and courts and is very responsive," indicates one client. He draws on his expertise in competition law to offer telecoms companies advice on litigations related to antitrust investigations. He also assists clients with regulatory mandates. Another client comments that he has "good adaptability combined with great intellectual rigour."
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Lawyer information

This content is provided by Sylvain Justier

Practice Areas

Sylvain Justier has wide experience in competition law and handles numerous antitrust cases before the competition authorities and national courts. He provides a presence on the occasion of dawn raids and contests such operations. He represents applicant and defending businesses in cartel and abuse of dominant position cases, indemnities-based litigation associated with anti-competitive practices (having to date been involved in ten sets of private enfoncement cases in which sums of between several million and hundreds of millions of Euros were at stake). He also becomes involved in merger control, restrictive competitive practice and unfair competition cases.

In addition, he is a recognised expert in a number of regulated sectors, in particular the telecoms, energy and rail transport sectors. In addition to antitrust cases handled within these sectors, he becomes involved in all the problem regulatory issues his clients come up against and assists them with these, especially in the context of penalty proceedings or proceedings for handling disputes being heard before sectoral regulatory bodies (having been involved in numerous proceedings before the ARCEP – French Telecom – and ART - French Rail- regulatory bodies in particular).

Sylvain Justier

Magenta Société d'Avocats

yellow-guide 11 YEARS RANKED

30, avenue Franklin D. Roosevelt





Ranked In

Europe 2022

Europe 2021

Europe 2020

Europe 2019

Europe 2018

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