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Pierre-Yves Tschanz


Pierre-Yves Tschanz acts as counsel before arbitral tribunals and as arbitrator. He also assists parties in the pre-arbitration phase. 


Partner, Tavernier Tschanz, Geneva (since 1989)

Counsel, White & Case, Paris (1986-1988)

Associate, White & Case, New-York (1983-1986)

Associate, Lalive & Budin, Geneva (1980-1983)

Foreign associate, Curtis, Mallet-Prevost, Colt & Mosle, New York (1978-1980)

Trainee, Lalive & Budin, Geneva (1975-1977)

Bar admission

Geneva Bar (1977) – admitted to all Swiss courts

New York Bar (1981)

Conseil juridique in Paris (1988)


Master of Law, University of Geneva (1975)


Bilingual French and English; passive knowledge of German and Italian

Deals and cases

Pierre-Yves Tschanz has acted as counsel and arbitrator in well over 200 arbitration cases around the world under most major arbitration rules

His cases have focused on transactions such as M&A, joint ventures, foreign investment, state contracts and license agreements. His industry experience includes pharmaceutical, IT, construction, and all aspects of oil and gas

In addition to Swiss law, Pierre-Yves Tschanz has a good command of the laws of New York and France, both substantive and procedural


'High-quality Swiss boutique' Tavernier Tschanz stands out for its 'professional, pragmatic and hands-on approach' and 'thorough case analysis'. Its caseload is largely focused on the corporate, M&A, pharmaceutical, energy, commodity and transport fields. Frank Spoorenberg, who is 'clear thinking and vastly knowledgeable', and the 'reliable' Pierre-Yves Tschanz represent Çukurova in an ongoing post-M&A dispute Legal 500 (Arbitration), 2019

Pierre-Yves Tschanz has a wealth of experience as arbitrator and arbitration counsel. Sources note that he is "discreet but extremely good, and very highly regarded in Switzerland Chambers Global (Arbitration), 2016

The "terrific" Pierre-Yves Tschanz has served as arbitrator in over 100 cases and is regarded as "one of the best in the country" Who's Who Legal (Arbitration), 2014

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Geneva and Swiss Arbitration Associations

International Bar Association

Arbitration Ireland (member of the International Advisory Board)

Société Suisse des Juristes