6, rue de l’Athénée
Head, Licensing Department, firm in chemical industry (1962-1965); Head, Legal Department, Swiss pharmaceutical and chemical company (1965-1970); Vice-President for Europe, U.S. corporation (chemicals & pharmaceuticals) (1970-1972); Senior Partner, Troller, Hitz, Troller & Partner (1988 -); Senior Partner, de Pfyffer, Argand, Troller & Associés (1988 -1996); Senior Partner, Lalive & Partners (1996- )
International Chamber of Commerce; Euro-Arab Arbitration System
ICC arbitration between Spanish construction company v. German company, re: general contracting; African Republic v. Austrian company, re: general contracting; Italian company v. French company, re: licensing and merchandising; Hungarian company v. Liechtenstein establishment (sole arbitrator); Spanish company v. Swiss company (sole arbitrator); Swedish company v. German company, re: license agreement (president of Tribunal); AAA arbitration between Iranian company v. U.S. company, re: agent’s renumeration; Ad hoc arbitration between Panamanian company v. Liechtenstein establishment, re: sale of shares; English company v. Swiss company, re: licensing agrement; Swiss company v. Arab companies, re: termination of joint venture (presiding arbitrator); Swiss company v. Japanese company, re: termination of license agreement (presiding arbitrator); Swiss company v. Swiss company (presiding arbitrator); U.S. corporation v. Swedish/ International v. Japanese company (presiding arbitrator); Indian company v. Swiss company (counsel); Japanese corporation v. Italian corporation (counsel)
Précis du droir de la propriété immatérielle (1978); Manuel du droit suisse des biens immatériels (1992); numerous articles on industrial property, international taxation, international arbitration, modern Arab commercial law.