Matthieu Rollin

Hélène Gelas advises on public law, environmental law, urban planning law and energy law, in the field of energy and real estate. She holds a doctorate in law and assists her clients, from large listed groups and investment funds to small and medium-sized French and international companies, with advice and litigation before the administrative courts and in all stages of projects, whether for major real estate development projects or for renewable energy projects (wind, photovolt...

Eloïse Koudou is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Eloïse practices law in Paris, France Best Lawyers has recognized Eloïse Koudou 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 Eloïse Koudou is held by other lawyers.

Olivier Baratelli, born in Nancy on October, 1964, is a French lawyer specializing in business criminal law, press law and the art market. Career Olivier Baratelli studied law at the University of Nancy, in parallel with a degree in political science. Together with Paul Lombard, with whom he worked from 1989 to 2017, they defended Prince Victor-Emmanuel of Savoy, son of the last King of Italy, before the Paris Assize Court, where they obtained his acquittal on murder charges. In France, he is...

Adeline advises international and domestic clients on all aspects of banking finance.

Henri Pieyre de Mandiargues is a lawyer recognized by Best Lawyers in the practice areas of Private Equity Law and Venture Capital Law. Henri practices law in Paris, France Best Lawyers has recognized Henri Pieyre de Mandiargues since 2013. 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 Henri Pieyre de Mandiargues is held by other lawyers.

Olivier Moriceau joined UGGC Avocats in 2021 as a partner in charge of the Banking & Finance department with more than 15 years of experience in international business law firms in Paris. For more than 15 years, he has been advising clients on all types of domestic and cross-border financings. He assists both French and foreign clients in connection with their listed and unlisted bonds issues (including Euro PP issues) and loan facilities covering the whole spectrum of syndicated corporat...

Joanna Gumpelson is a lawyer recognized by Best Lawyers in the practice areas of Insolvency and Reorganization Law and Litigation. Joanna practices law in Paris, France Best Lawyers has recognized Joanna Gumpelson since 2013. 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 Joanna Gumpelson is held by other lawyers.

Marie-Pierre Maître assists large industrial groups and SMEs / SMIs in litigation and also in advice for their projects and their development strategy, in particular in their relations with the administration, their actions to anticipate regulations and their implementation and regulatory conformity. She works in industrial environment law (classified installations, polluted sites and soils, waste, chemicals, renewable energy, etc.) for promoters, industrialists in the world of aeronaut...

Ségolène Coiffet is a lawyer recognized by Best Lawyers in the practice area of Insolvency and Reorganization Law. Ségolène practices law in Paris, France Best Lawyers has recognized Ségolène Coiffet since 2019. 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 Ségolène Coiffet is held by other lawyers.

Bruno Deffains is a lawyer recognized by Best Lawyers in the practice areas of Corporate Governance and Compliance Practice and Product Liability Litigation. Bruno practices law in Paris, France Best Lawyers has recognized Bruno Deffains 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 Bruno Deffains is held by other lawyers.