Thierry Calame

Partner Stephan Werlen focuses on M&A and corporate law, joint ventures, MBOs, acquisition finance, venture capital transactions, corporate restructuring and corporate relocation. He has broad experience both in domestic and international mergers and acquisitions (including auction processes) and the financing of such transactions. In addition, he is an expert in W&I insurance transactions (M&A insurance) with a long track record in this area. Stephan Werlen also regularly advises...

Hans-Jakob Diem is a corporate Partner at Lenz & Staehelin. He heads the firm's Corporate and M&A practice group and is the co-head of the Capital Markets practice group in Zurich. He has extensive experience in representing clients in a variety of corporate transactions, concentrating on mergers and acquisitions, capital market transactions, bank financings and corporate governance matters. Hans-Jakob Diem is regarded as a leading corporate practitioner in Switzerland and is regularl...

Dominique Gemperli's main practice areas are banking & financing, capital markets and restructuring. She has more than 10 years of experience in advising Swiss and international financial institutions, industrial enterprises and other companies in project financing, asset financing, corporate lending, real estate financing and acquisition financing. She further assists clients in regulatory matters and general contract and corporate law. Dominique graduated from the University of Zurich i...

Roger Staub is a Partner in the Information Technology, Intellectual Property and Competition Team. He represents national and international companies from various industries, such as luxury goods, pharmaceuticals, food, financial services, fashion, medical devices and media. He specialises in litigating complex cases before state courts and arbitration tribunals. In addition, he advises clients in negotiating IP and technology-related contracts and in developing IP strategies. He also works ...

Florian Gunz Niedermann is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Florian, who practices law in Zürich, Switzerland, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Florian is held by other top lawyers in the same geographic and legal practice area.

Monique Sturny is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust/Competition Law and Public Law. Monique, who practices law in Zürich, Switzerland, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Monique is held by other top lawyers in the same geographic and legal practice area.

Managing Partner Jodok Wicki concentrates on dispute resolution, litigation and international arbitration. He heads the firm's dispute resolution group and leads also the litigation practice group of CMS. Jodok maintains an active practice of state court litigation and appellate proceedings in a variety of commercial matters, such as purchase and sales agreements, joint ventures, post M&A disputes, director and officer and auditor liability and product liability. He has also a particular ...

Michael Feit is a partner in the Litigation & Arbitration Team. He has extensive experience in representing parties in complex arbitration disputes under all major arbitration rules (including ICC, LCIA and Swiss Rules) and in ad hoc proceedings. He also sits as an arbitrator, both in commercial and investment arbitrations (ICC, ICSID, Swiss Rules). He has worked on several high-value arbitrations, with amounts at stake in the three digit million Euro range up to of several multi-billion ...

David Vasella is a partner on the Information Technology, Intellectual Property and Competition team. He is the co-head of the Regulated Markets, Competition, Technology & IP team, together with Hans Rudolf Trüeb. He advises and represents Swiss and international companies in all industries and at all stages of growth on questions concerning data and technology law. He specialises in data use, negotiating data-related contracts, data security issues, cloud projects and IT contracts a...

Partner Certified Specialist SBA Construction and Real Estate Law Sibylle Schnyder specialises in real estate law and mainly deals with real estate acquisitions and divestments, portfolio transactions, construction and development projects, landlord and tenant law, real estate financing, sale & rent back transactions and real estate related litigation. Among the clients of Sibylle Schnyder are Swiss and foreign institutional real estate investors, companies with corporate real estate matt...