Ahlam Guessoum

Maria acts as lead counsel in investor-state and commercial arbitration and litigation across a variety of industrial sectors, including oil and gas, renewable energy, utilities, infrastructure, banking, aviation and manufacturing. She also serves as arbitrator.

Olivier works for private and public clients in the design, procurement and execution of complex contracts and sustainable city projects. Olivier has a recognized expertise in energy efficiency. In March 2011, he submitted a report on energy performance contracts to the French Minister of Ecology, Sustainable Development, Transport and Housing, drafted the CPE models ("clausiers") for the Ministry of Ecology in 2012 and submitted, as co-pilot, a report on "Innovative financing of energy effic...

Alexis Rapp is a lawyer recognized by Best Lawyers in the practice areas of Insolvency and Reorganization Law and Litigation. Alexis practices law in Paris, France Best Lawyers has recognized Alexis Rapp since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Alexis Rapp is held by other lawyers.

Romain Boyet is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Romain practices law in Paris, France Best Lawyers has recognized Romain Boyet since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Romain Boyet is held by other lawyers.

Matthieu Grollemund is a Private Equity M&A partner and a member of the Firm’s Private Capital industry group. Triple-qualified in French, U.S., and U.K. law, Matthieu has over two decades of experience advising on complex cross-border transactions in highly regulated sectors, including technology and healthcare. Matthieu advises private equity sponsors, venture capital firms, public and private companies, as well as boards and special committees, on high-stakes investments, public ...

Partner Cyprien Pialoux advises companies on daily management of industrial relations. He also represents companies and their management teams before civil and criminal courts. He focuses on individual and collective litigation related to restructuring operations, discrimination, professional inequality or disputes arising with employee representative bodies.Cyprien holds a master’s certificate in business law from Paris XI University (2000) and a master’s degree in business law f...

Thibault Hubert is a lawyer recognized by Best Lawyers in the practice area of Structured Finance Law. Thibault practices law in Paris, France Best Lawyers has recognized Thibault Hubert since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Thibault Hubert is held by other lawyers.

Francine Le Péchon-Joubert has developed in-depth expertise on all complex copyright, trademark and patent issues and in all types of contracts and proceedings in connection with intellectual property and data processing.She is also in charge of the optimisation and the protection of a vast portfolio of renowned brands worldwide.Francine Le Péchon-Joubert handled several disputes relating to the abrupt rupture of commercial relations and is active on issues of licensing and othe...

Partner of BG2V since 2020 - Member of the Paris Bar since 2002​ ​Experience : BG2V, PDGB Avocats CMS Francis Lefebvre Avocats​ ​Education : Specialization in Labor Law and Social Protection Master 2 in Employment Law, Université Paris II Panthéon-Assas​ ​ Practice areas : Marie's practice focuses on employment law (labor law and social security law), both as an adviser and in litigation. She advises the firm's clients on individual and collective labor relations and represents ...

Julien Horn focuses on information technology and intellectual property litigation. He also handles transactional and contractual work on IP and IT assets. Julien Horn’s litigation practice is prominent in the field of software litigation, patent litigation, and trademark litigation. He has also acquired significant expertise in the planning and monitoring of innovative mass litigation campaigns for IT and software companies. He regularly publishes articles on IP and IT issues in the le...