Rothorn Legal AG
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Rothorn Legal AG provides clients with an ‘entrepreneurial and nimble approach and quality’ when representing them in arbitrations under all major institutional rules, including ICC, DIS and SCC, across various jurisdictions and arbitral seats. Nathalie Voser is known for her expertise in the engineering and construction, energy, pharmaceutical, automotive and technology industries. Voser’s co-founding partners, the ’technically strong’ Eliane Fischer and the ‘very forensic and highly strategic’ James Menz, round out the roster of senior contacts.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'James Menz is a superb lawyer - very forensic and highly strategic. An excellent advocate.'
- 'Florence Jaeger is an impressive associate who is highly intelligent.'
Work highlights
Represented AsiaPhos and Norwest Chemicals in a set-aside application to the Swiss Federal Supreme Court against a jurisdictional arbitral award rendered pursuant to a BIT between China and Singapore.


