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Internationl ENG
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International Litigation & Arbitration

Sygna Partners, under the leadership of Professor Jean-Marc Thouvenin and Andrés Villegas, advises and represents sovereign States in complex disputes of public international law before international courts and tribunals worldwide. The firm also assists public entities, corporations, and individuals in the resolution of high-stakes transnational disputes.
 

In recent years, Sygna Partners has represented States from Africa, the Middle East, Asia, Latin America and Europe before the International Court of Justice, the Permanent Court of Arbitration, the Inter-American Court of Human Rights, the International Tribunal for the Law of the Sea, the Court of Justice of the European Union, and arbitral tribunals constituted under Annex VII of UNCLOS.
 

Sygna Partners combines academic excellence, strategic insight and hands-on experience to provide comprehensive, pragmatic and tailored solutions throughout the entire life cycle of international disputes.

Our team :

• Our expertise 

Strategic advice

  • Assessment and strategic analysis of international disputes;

  • Identification and evaluation of the most appropriate dispute settlement forum;

  • Assistance in assembling and coordinating the advisory and expert team;

  • Case file structuring and management;

  • Drafting of diplomatic, procedural and strategic communications.

Representation and advocacy

  • Preparation of written and oral pleadings;

  • Legal and factual research, including evidentiary analysis;

  • Representation before international courts, tribunals and arbitral panels;

  • Assistance in parallel negotiations and alternative dispute resolution mechanisms;

  • Support in the implementation and enforcement of judgments and awards, including before domestic courts.

Operational and procedural support

  • Formatting, production and filing of submissions in accordance with procedural requirements and deadlines;

  • Organisation and logistical coordination of hearings;

  • Set-up and management of secure ad hoc data rooms;

  • Cost-efficient financial and budgetary management of proceedings.

• Our news

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