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LL.M. (Columbia)
Partner // Attorney-at-Law
nathalie.voser@rothorn.legal
t +41 (0)44 212 11 22
m +41 79 222 28 41
Nathalie Voser is a founding partner of rothorn legal. She has acted as counsel and arbitrator in a vast number of arbitrations under many major institutional rules. She has also advised and represented clients in arbitration related state court matters (such as setting-aside proceedings before the Swiss Supreme Court) and in complex multi-jurisdictional disputes before Swiss or foreign state courts.
Nathalie Voser is well known for her expertise in engineering and construction, (renewable) energy related projects, oil and gas, pharmaceutical and automotive industries. She has considerable experience in research and development, distribution and license agreements, joint ventures as well as mergers and acquisitions. She is appointed as arbitrator in both commercial and investment treaty arbitrations.
Who’s Who Legal Arbitration 2023 says, that Nathalie is “A hugely impressive arbitrator” and “An obvious choice for complex and technical disputes”, that “Nathalie is strategic, efficient and thorough” and she is identified as “a leading individual” in the market. Who’s Who Legal Switzerland 2022 quotes that Nathalie is “very experienced as counsel and arbitrator”, that she is highly recommended for her “strong academic background” and “extensive skill and experience in construction disputes”. According to Who’s Who Legal Arbitration 2022, Nathalie is identified as “highly experienced” and an “extremely knowledgeable practitioner with extensive construction arbitration experience”. WWL ranked her as Thought Leader Global Elite for “Arbitration 2023” and “Construction 2023” as well as Thought Leader “Commercial Litigation 2022”.
Nathalie Voser is actively involved in the work of arbitration institutions: she is a current member of the ICC Arbitration Commission for the Swiss ICC National Committee, an immediate Vice President of the London Court of International Arbitration (LCIA), and was the president of the European User’s Council of the LCIA. She is an immediate past board member of the Swiss Arbitration Association and of the Vienna International Arbitration Chamber (VIAC), and was also a member of the board of the Swedish Arbitration Institute (SCC).
Nathalie has assisted in a significant way in various arbitration related projects, such as the 2004 IBA Conflict of Interest Guidelines, the 2012 ICC Arbitration Rules revision, and the 2017 SCC Rules revision. Until early 2022 she was co-heading the Taskforce of the IBA Arbitration Committee entrusted with the revision of the IBA Rules on the Taking of evidence.
Finally, Nathalie is the author of many arbitration-related articles and of a leading textbook in arbitration which appeared in its 4th edition in March 2021. The 5th edition is currently in preparation.
Nathalie Voser graduated summa cum laude from the University of Basel, she was admitted to the bar in Switzerland in 1990. In 1992, she became a juris doctor with summa cum laude and in 1994 earned an LL.M. from Columbia University (New York) with honors. In 2005, she received the venia docendi for private law, conflicts of laws and comparative law and, in 2014, she was awarded the title of Professor in private law, arbitration law, private international law and comparative law by the University of Basel, where she regularly teaches courses in commercial arbitration and other areas of Swiss private law.
