Xavier Pelissier

After he graduated from St Jean de Passy in Paris, Kiril Bougartchev studied at Université Paris II Panthéon-Assas. He has post-graduate diplomas in Business Law (Magistère) and in Tax Law (DESS). He first worked as an intern at l’Oreal in Paris and carried out several internships at renowned US law firms (Coudert Brothers, etc.) and securities brokers (Morgan, Olmstead, Kennedy & Gardner), before he started his career in 1988 as an auditor at Arthur Andersen. A...

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...

Stéphanie Guedes da Costa focuses particularly on relations with employee representative bodies, professional elections, collective bargaining, as well as restructuring operations (including employee transfers, voluntary departure plans, and employment protection plans). She advises both French and international companies, providing support in both advisory and litigation matters (covering individual and collective issues). For many years, she has also assisted entities with mixed-stat...

Lionel Lesur is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law. Lionel, who practices law in Paris, France, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lionel is held by other top lawyers in the same geographic and legal practice area.

Frédéric Pradelles is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law and European Union Law. Frédéric, who practices law in Paris, France, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frédéric is held by other top lawyers in the same geographic and legal practice area.

Adrien Fourmon is in charge of our Public Law, Energy, and Environment practice and brings extensive regulatory experience in this area. He was a partner at Huglo-Lepage & Associés from January 2014 to December 2017, before becoming legal head of structured finance in the Energy, Environment, and Real Estate Financing Department at BPIfrance Financement from 2018 to 2020. Adrien Fourmon mainly acts on advisory and audit matters as well as litigation advice in public economic law an...

Bertrand COSTE joined Cornet Vincent Ségurel in 1988, in the Nantes office where he practices to this day.He holds an LLB and a master's degree in Business Law from University of Rennes (DJCE). Bertrad COSTE works in company law and mergers and acquisitions, including the tax aspects. He regularly advises medium-size, family-owned corporate clients, in connection with all issues relating to their business and strategic development.He also acts as counsel to several banks for structured...

Aymar De Mauléon is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law. Aymar, who practices law in Paris, France, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aymar is held by other top lawyers in the same geographic and legal practice area.

Pierre Jakob is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice and Public Law. Pierre, who practices law in Lyon, France, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Pierre is held by other top lawyers in the same geographic and legal practice area.

Armand W. Grumberg is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Armand W., who practices law in Paris, France, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Armand W. is held by other top lawyers in the same geographic and legal practice area.