Mathis Berger

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...

Reto Jacobs heads the Antitrust and Competition Team. He advises domestic and foreign companies with respect to all competition law issues, represents them before competition authorities and courts, and assists them in complex merger filings. Reto Jacobs advises also with respect to distribution systems and he supports various companies with respect to their antitrust compliance programs. He is lecturer at the University of St. Gall. Born in 1964, Reto Jacobs was educated at the University of...

Markus Vischer is a partner at Walder Wyss since 1995. His main areas of practice are M&A, private equity and venture capital transactions, business reorganizations and corporate and commercial incl. employment and real estate law. He is a recognized leader in M&A due to his involvement in major transactions, in particular in the media-, real estate-, IT and health care area, and due to his many publications. Born in 1960, Markus Vischer was educated at the University of Zurich (lic. ...

Daniel Glasl is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Daniel, who practices law in Zürich, Switzerland, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Ivo Hungerbühler is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust/Competition Law and Insolvency and Reorganization Law. Ivo, who practices law in Zürich, Switzerland, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ivo is held by other top lawyers in the same geographic and legal practice area.

Partner Mark Cagienard specialises in tax law, covering individual and corporate taxation both on a domestic and international level with a particular focus on corporate finance, M&A and VAT. Mark Cagienard assists clients frequently in obtaining tax rulings and represents them in front of courts and tax authorities. Mark Cagienard graduated from the University of Zurich in 2006 (magna cum laude) and was admitted to the bar in 2008. In 2012 he qualified as a Swiss Certified Tax Expert. In...

Partner Dr Patrick Sommer is Co-Head of the CMS Competition & EU Group. In this position, he jointly leads an international team of more than 170 competition lawyers. Patrick Sommer focuses on competition law, corporate law and M&A. Patrick Sommer has graduated from the University of St.Gallen in 1987 and was admitted to the bar in 1989. He has written his doctoral thesis on the relationship of Switzerland to the European Union and completed postgraduate studies at the Collège ...

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...

Hans Rudolf Trüeb is a partner of Walder Wyss. He is the co-head of the Regulated Markets, Competition, Technology & IP team, together with David Vasella. He advises Swiss and international clients as well as public entities in corporate and technology-related transactions and with regard to compliance and governance issues. Inter alia, he handles technology transfer, licensing, distribution, joint venture and outsourcing projects as well as corporate transactions. He is often retain...

Alain Raemy is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Alain, 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 Alain is held by other top lawyers in the same geographic and legal practice area.