Diane Nyessi
Lawyer
Diane Nyessi advises on construction and insurance litigation alongside Julie Piquet, partner.
Before joining DELCADE in April 2026, Diane worked as an associate in real estate litigation at Cheysson Marchadier & Associés. She further developed her expertise in this field through internships at Osborne Clarke, Advant Altana, and the International Commercial Chamber of the Paris Court of Appeal, where she handled a wide range of disputes.
Diane holds a Master’s degree in Arbitration and International Trade Law from the University of Versailles – Paris Saclay. She is also trained in mediation and negotiation, skills she put into practice during her experience at ENGIE as a mediation lawyer.
She is a laureate of the Young Lawyers European Contest 2024 at the CJEU, as well as the commercial mediation competition organised by the CMAP in 2023.
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DELCADE welcomes three new talents in M&A, construction & insurance litigation and corporate & restructuring
DELCADE is strengthening its teams with the arrival of three new members: Pauline Dupuy, counsel in corporate law and mergers & acquisitions, Diane Nyessi, associate in construction and insurance litigation, and Charlie Barbier, associate in corporate, litigation & restructuring. These recruitments reflect DELCADE’s commitment to a long-term talent development policy: identifying high-potential profiles, supporting them […]
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