Cornet Vincent Segurel continues to expand its areas of expertise with the appointment of six new managing attorneys

Press releases — 16 July 2026

With offices in six cities across France, the law firm Cornet Vincent Ségurel continues to expand its teams through internal promotions, appointing six managing attorneys at its offices in Rennes, Lille, and Paris.

Cornet Vincent Ségurel announces the appointment of six managing attorneys, demonstrating its commitment to promoting talent within the firm and strengthening its areas of expertise to better meet the needs of its clients.

Comprehensive expertise across multiple offices

In Rennes :

Mathilde Brège (Litigation – Arbitration – Mediation)
Marine Cloerec (Corporate Law – Mergers & Acquisitions – Private Equity)
Marion David (Real Estate Law)
Valentin Quiviger (Corporate Law – Mergers & Acquisitions – Private Equity)

In Lille :

Régis Debroise (Labor and Employment Law)

In Paris :

Marie Piot (Insurance Law)

These appointments are part of Cornet Vincent Ségurel’s development strategy, which prioritizes the growth of its employees and the strengthening of its teams in order to provide long-term support for its clients’ transformations and challenges.

Alexandre Cornet, partner and member of the management committee at Cornet Vincent Ségurel, stated: “Promoting our talent is a key driver of our growth. These appointments recognize outstanding career achievements, consistent commitment to our clients, and strong involvement in the firm’s activities. They also demonstrate our commitment to building, over the long term, strong and recognized teams in each of our areas of expertise. ”

These appointments bring the total number of managing attorneys at Cornet Vincent Ségurel to 49. The firm now has more than 230 attorneys and legal professionals across its various offices.