
Able to draw upon the expertise of a large pool of lawyers across all levels of experience, and also leveraging the firm's unique in-house regulatory and consulting service, Arendt & Medernach can provide 'high-quality tailored solutions' to domestic and international clients across the full scope of their corporate activity. On the M&A front, Bob Calmes is 'hardworking, proactive and smart', traits which endear him to both corporates and funds on high-profile cross-border deals, often involving a US nexus (where he adds insight as a result of his previous role heading the firm's New York office). Laurent Schummer is also a key member of the team and as well as his work for private equity firms and corporates on large-scale transactions, he also excels in helping startups/entrepreneurs from emerging sectors securing investment throughout their growth cycle. Philippe Harles ' 'work attitude, knowledge, and willingness to strike a deal are standout traits', ensuring that his popularity continues to grow among start-ups, funds and corporates across a wide variety of private and public M&A. Team head Carsten Opitz is skilled at handling M&A matters, including those with a German nexus, as well as excelling in corporate governance advice. Founding partner Guy Harles has vast experience in the field and remains a trusted adviser to many corporates as is underscored by several board-level appointments by major clients.
L’éditorial du Legal 500
Distinctions
La satisfaction du client
Témoignages
Collectés indépendamment par l'équipe de recherche du Legal 500.
- 'The very responsive and service-oriented team provides high-quality tailored solutions.'
- 'The excellent team has a depth of experience and lawyers of all levels of qualification who get what is required from them on international transactions.'
- 'Bob Calmes is hard working, proactive and smart.'
- 'Philippe Harles' work attitude, knowledge, and willingness to strike a deal are standout traits. He doesn't accept a no for an answer and always thrives to find at least a compromise in case the other party insists on things.'
Clients clés
- 468 Management GmbH
- Alvotech
- Majorel Group Luxembourg S.A.
- Marley Spoon Group SE
- Nordson Corporation
- Salonkee
- SES Astra
- Spotify
- STRABAG Property and Facility Services
- tonies SE
Points forts
- Advised the principal shareholder of Birkenstock Holding plc, funds advised by L Catterton, on the IPO and related pre-IPO restructuring of Birkenstock from a Luxembourg regulatory and corporate law perspective.
- Advised Tokeny, a Luxembourg-based enterprise-grade tokenization solutions provider, in the context of a strategic investment by Apex, a global financial services provider.
- Advised, as a multi-practice group team, TwentyTwo Real Estate in the context of the largest single-hotel acquisition in Europe of the year.
Avocats
Hall of Fame
Avocats au sommet de leur profession, largement reconnus et respectés par l'ensemble du marché pour leur expertise éprouvée et leur intervention récurrente et longue date dans les dossiers les plus complexes et prestigieux.

Les grands avocats du marché
Avocats associés reconnus parmi les leaders du marché par leurs pairs et leurs clients, régulièrement présents dans les grands dossiers dans lesquels ils sont au premier plan.
Les grands avocats de demain
Jeunes associés disposant d’une reconnaissance montante sur le marché, jouant régulièrement un rôle clé dans des dossiers majeurs.
Philippe Harles

Carsten Opitz
Responsable de la pratique
Carsten Opitz
Autres avocats clés
Guy Harles; Laurent Schummer; Bob Calmes; Alexander Olliges; Philippe Harles; Fouzia Benyahia