40 under 40
“amongst the most promising rising stars in international arbitration”
Who's Who Legal
“a rising star of the Swiss arbitration community”
“great advocacy skills”
“very proactive, sharp and trustworthy”
“unanimously applauded for his excellent work on complex proceedings”
+41 22 707 8147
Sebastiano Nessi is a Counsel in our International Arbitration Group in Geneva. Trained in both civil and common law, Sebastiano has advised and represented clients in numerous commercial and Investor-State arbitrations, both ad hoc and under each of the major institutional rules. Sebastiano also sits as an arbitrator.
Leading directories have described Sebastiano as one of "the most promising rising stars in international arbitration" (40 under 40), and a "rising star of the Swiss arbitration community" (Who's Who Legal). He is praised by peers and clients for being "a very proactive, sharp and trustworthy lawyer" and "a strong academic with great advocacy skills" (Who's Who Legal). In 2020, Sebastiano was ranked as 3rd Most Highly Regarded Individual in Europe by Who's Who Legal Future Leaders Arbitration.
Ranked as 3rd Most Highly Regarded Individual in Europe in Who's Who Legal Future Leaders Arbitration ranking 2020
Who's Who Legal: Future Leader (Arbitration) 2018-2020
LMG Expert Guides: Rising Star (Commercial Arbitration) 2020
Winner of the 2005 Geneva Bar Rhetoric Art Contest (Concours d'art oratoire Michel A. Nançoz)