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  • Yelena Trifounovitch

    • Yelena Trifounovitch, Partner, is a member of the Competition team.

      She has significant experience in French and European competition law (cartels, abuse of dominant position, merger control, State aid) with an advisory and litigation practice before French and European competition authorities and courts.

      She has also developed specific expertise in the areas of public economic law and regulated sectors and in particular in electronic communications, audiovisual media services, television broadcasting services, airport management and energy sectors.

    • Academic career

      Admitted to the Paris Bar (2007), Yelena holds post-graduate law degrees from the University of Paris 2 Panthéon-Assas (DESS in European business law, 2004; Maîtrise in European law, 2003).

      She is fluent in French, English, Bulgarian and Serbian.

    • Experiences

      Airbus on setting up a joint venture with Thales and Leonardo combining their respective satellite production activities and related services, creating a European leader in the space industry.

      Doctolib before the French Competition Authority on an abuse of dominance investigation relating to alleged exclusivity agreements, tying practices, and the killer acquisition of a competitor in the online medical appointment booking and remote medical consultation solutions sector.

      Iliad on various consolidation and development projects in the telecoms sector in France (proposed acquisition of SFR’s activities, creation of the OpCore joint venture with InfraVia in relation to data centers, creation of the IFT fiber joint venture with InfraVia, creation of the On Tower France entity with Cellnex), in Italy (creation of Iliad Italia) and in Poland (acquisition of Play, followed by UPC Polska).

      Apple in the context of an abuse of dominance investigation by the French Competition Authority, including a request for interim measures, in relation to the distribution of mobile applications on iOS and iPadOS devices and relating to the implementation of the App Tracking Transparency (“ATT”) framework.

      Open AI before the French Competition Authority in the context of the Authority’s initiative to issue an opinion on the generative artificial intelligence sector and the associated public consultation.

      Philips in the context of an investigation by the French Competition Authority into alleged anticompetitive information exchange in the household appliances sector, in which Philips was cleared of any infringement.

      Suez before the European Commission and national competition authorities on the €13 billion takeover bid by Veolia, and subsequently on the acquisition of assets divested by Veolia pursuant to commitments given to the European Commission.

      Sodexo in connection with its appeal before the Paris Court of Appeal against the French Competition Authority’s total €415 million fine in its landmark “meal voucher” decision, as well as on ensuing private follow-on damages actions.

      The PSA group on its €30 billion merger with the FIAT group, creating the Stellantis group.

      TDF before the French Competition Authority and subsequently the Paris Court of Appeal and the European Court of Justice (in the context of a request for a preliminary ruling) in relation to the challenge to its 2016 acquisition of ITAS, brought by Towercast on the basis of the ECJ’s nearly 50-year old Continental Can case law of 1973, resulting in the ECJ’s landmark judgment of 16 March 2023.

    • Distinctions

      Band 2 - Competition/European Law
      “Yelena Trifounovitch is the lawyer you need in the cases that really matter.”
      “Yelena Trifounovitch is an excellent lawyer with extensive knowledge of competition law and case law.”
      “She is very sharp and understands the problems quickly.”
      “She comes up with quick remedies that make sense for clients.”
      “Yelena Trifounovitch is really dedicated, rigourous and focused.”
      “Yelena Trifounovitch is hard-working and has an encyclopedic knowledge of the law.
      Chambers Europe / Chambers France, 2025

      Leading Partner” in EU, Competition and Distribution
      “Yelena Trifounovitch is unquestionably one of the best practising lawyers.”
      The Legal 500 EMEA, 2025 

      Recognised among the 130 female practitioners in the world in the “Women in Antitrust” ranking
      Global Competition Review, 2021, 2025
      Recognised among the 40 top young antitrust lawyers in the world in the “40 Under 40ranking
      Global Competition Review, 2020

      Thought Leaders Global Elite - State Aid”, and “Thought Leader – Competition
      “She is really impressive, having handled an exceptionally rare number of landmark cases in all fields of antitrust law.”
      “Yelena is simply one of the most brilliant lawyers.”
      Lexology Index (formerly Who’s Who Legal), 2019-2024

      Best Lawyer” in Competition/Antitrust Law and European Union Law
      Best Lawyers®, 2026

    • News
  • Yelena Trifounovitch

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