Roger Thomi

Stefan Brunnschweiler is the managing partner of CMS Switzerland and co-heads the CMS Corporate/M&A Practice Area Group. He was named one of the top 10 lawyers in Switzerland in the edition of “Who is Who” by Bilanz. Stefan Brunnschweiler specialises in international and domestic M&A transactions, venture capital, corporate restructurings, corporate law and general contract matters (e.g. joint ventures, partnerships and shareholders' agreements). He is experienced in a bro...

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.

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 ...

Dieter Hofmann heads the Litigation & Arbitration Team. His primary focus is dispute resolution in complex, mainly international cases, ranging from pre-litigation advice, representation of clients in court and in arbitration proceedings, coordination in cases involving multiple jurisdictions, enforcement of foreign judgments and arbitral awards and international legal assistance. He also sits as arbitrator in international arbitrations. Dieter Hofmann has considerable experience in compl...

Luc Defferrard, partner with Walder Wyss since 2001, has been active in the finance and legal industry for many years. He mainly advises clients in domestic and cross-border mergers & acquisitions, financing, restructuring as well as in real estate and capital market. Luc Defferrard particularly focuses on private equity and venture capital transactions. He is regularly recommended by Chambers, Legal500 and IFLR1000. Chambers Europe describes him as "always available" and "very strong neg...

Robert Desax is a partner in the tax team. He works in the fields of national and international taxation. He represents clients in controversial tax matters and assists private clients regarding the tax aspects of estate and wealth planning. He regularly advises on cross-border implications of international taxation, especially on the application of double tax treaties, on issues in connection with the refund of Swiss withholding taxes in international structures, on the Swiss tax treatment o...

Irène Suter-Sieber is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Irène, 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 Irène is held by other top lawyers in the same geographic and legal practice area.

Christian Eichenberger is a partner in the real estate team. He focuses on real estate development, real estate transactions and real estate dispute resolution. In addition to his real estate transaction and real estate development experience, Christian Eichenberger also has extensive experience in real estate dispute resolution with particular expertise in the fields of construction law, planning and zoning law and landlord tenant law. He represents clients in both arbitration proceedings an...

As Chief Executive Officer, Christian Lyk is responsible for the operational management of KENDRIS and also holds the position of Responsible Officer FATCA. He has extensive experience in regulatory and compliance matters and specialises in providing cross-border financial, tax, estate planning and family office services to ultra-high net worth individuals (UHNWIs). Christian Lyk began his career in a law firm before joining one of the Big 4 where he held a managerial position in the field of...

Urs Schenker is very experienced in the areas of restructuring, financing, capital markets, M&As and company law. He has been involved in numerous national and international M&A transactions and public takeovers as well as financing, restructuring and other corporate finance transactions. He has published a number of books and specialist articles in his fields of expertise and is a regular lecturer at conferences in Switzerland and abroad. Urs Schenker completed his law studies in Zur...