Associate
Languages spoken
French | English
Marie Breteau is an associate in our International Dispute Resolution Practice Group.
Marie has experience in investment and commercial arbitration under ICC, ICSID, LCIA, and UNCITRAL rules, focusing on disputes linked to Africa, Europe and Central Asia, particularly in the oil and gas, construction, transportation, defense and hospitality sectors. Marie also handles complex cross-border litigation and annulment proceedings before the French courts.
She developed her expertise through internships with international law firms in Paris and London, and with the French attorney general’s office.
She is a member of the 2025-2026 Young International Council for Commercial Arbitration (ICCA) cohort. She has actively engaged in multiple capacities across leading arbitration associations in Paris.
Acting as counsel for an African state in an ICSID arbitration arising out of the alleged expropriation of a major hotel construction project.
Acting as counsel for a Central Asian country in a multibillion-US-dollar UNCITRAL arbitration against a consortium of oil majors, in connection with the alleged breach by the consortium of a production sharing agreement.
Acting as counsel for an Eastern European country in an ICSID arbitration arising out of the Agreement on the Promotion and Reciprocal Protection of Investments with a Central European Country.
Coach for the Paris Bar School Team in the Willem C. Vis International Commercial Arbitration Moot