WilmerHale‘s ’fantastic’ antitrust and competition team has deep experience of competition litigation, also taking on cartel investigations, follow-on damages claims, State aid matters, and mergers. Anne Vallery and Hans-Georg Kamann co-head the team; Vallery is a go-to for clients in the telecommunications sector and Kamann, who works across Brussels and Frankfurt, is sought after for his expertise as a litigator. Frédéric Louis and Cormac O’Daly are also recommended, and Christian Duvernoy  retired in January 2024.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘The lawyers at WilmerHale are a crucial asset. Their knowledge, professionalism, hard work and availability make them unique.’

  • ‘Cormac O´Daly and Frédéric Louis stand out among others. Both experts in antitrust are also great human beings and very easy to reach. Working with them has been a huge privilege for me.’

  • ‘Fantastic team who know us very well, they provide an incredible service based on first rate experience and knowledge and have excellent contacts.'

  • ‘Excellent high level strategic assessments as well as detailed implementation work, based on in-depth knowledge of competition law.'

  • ‘Team work among all levels ensures always high quality and timely delivery.'

  • 'WilmerHale is a firm I seek out for particularly tricky and novel legal issues or disputes, in particular those with an EU law dimension. They have very experienced partners with decades of EU law litigation and a unique capability of developing positions and arguments from first principles with great knowledge, creativity and acumen in situations where there is little guidance or case law to go by.'

  • 'Two stand-out practitioners I'd like to mention in particular are Hans-Georg Kamann and Frédéric Louis, who are both exceptionally experienced EU litigators and fierce fighters for their clients, who approach every case with great acumen and an unmatched capability of thinking creatively outside-the-box to devise arguments and strategies in particularly challenging or unprecedented situations.'

Key clients

  • Meta Platforms Ireland Ltd
  • Compañía Sudamericana de Vapores, S.A.
  • Baker Hughes
  • Danaher Corporation
  • Single Resolution Board
  • Tank & Rast Gruppe GmbH & Co. KG
  • St Jude Medical Coordination Center BV
  • INC SpA
  • Consorzio Stabile Sis SCpA

Work highlights

  • Represented Compañía Sudamericana de Vapores, S.A. in a car carrier cartel investigation before the US Department of Justice, the European Commission, and in other jurisdictions.
  • Represented Meta in the pioneering case addressing issues at the intersection of competition and data protection law.

Practice head

The lawyer(s) leading their teams.

Anne Vallery, Hans-Georg Kamann

Other key lawyers

Frédéric Louis, Cormac O'Daly