Rolf Wüthrich

Jean-Luc Bochatay is the cofounder and the chairman of the FBT Attorneys-at-law. He has broad experience in tax, finance and corporate commercial issues regarding Swiss and foreign corporations and their shareholders. He regularly advises individuals and corporate clients on complex domestic and cross-border matters. Jean-Luc Bochatay has extensive experience in handling and coordinating multi-jurisdictional projects. He is considered as a leading expert in Swiss-French regulatory and tax mat...

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.

Robert von Rosen is a partner in the Basel office of Walder Wyss. His practice focuses on domestic and international M&A transactions (mainly private M&A/private equity and venture capital) with a focus on telecommunication, energy and life sciences. In addition, he advises mainly medium-sized and start-up companies and SMEs on questions of corporate governance, compliance, restructuring and all other legal aspects of day-to-day business operations. Robert von Rosen is a board member ...

Partner & Certified Specialist SBA Construction and Real Estate Law Stefan Gerster is a partner with CMS Zurich since 2001. His practice focuses mainly on real estate law. He is the head of our internal practice group Real Estate & Construction. Among the clients of Stefan Gerster are Swiss and foreign institutional real estate investors, companies with corporate real estate matters and individuals. He provides advice in real estate transactions, including acquisition and financing as...

Serge Fasel is a Partner with FBT and head of its Litigation and Arbitration group. He has extensive experience both in Swiss and international court litigation and arbitration. His fields of activities cover all forms of commercial disputes, particularly in the financial sector.Serge Fasel is also active in the areas of insolvency law, employment law and economic crime. He has a vast knowledge of the Swiss judicial environment. He is recommended by Legal500 for his expertise in dispute resol...

Partner Dirk Spacek is partner and in charge of the practice groups TMC and IP. He primarily deals with new business models arising in the media-, internet- and technology(IT)-sector, data protection and intellectual property law. Dirk Spacek mainly advises clients from the media, technology, industry and financial services sectors on technology-related legal matters, in particular IT-contract law, outsourcing, data protection, Internet of Things (IoT), patent research and compatibility coope...

Michel Abt is the co-head of the Tax Group and a member of the Banking & Finance Group. He advises both natural persons and legal entities such as banks, family offices and trusts, as well as investors and administrators whether in Switzerland or abroad, with a specific emphasis on asset holding structures. Since 2009, Michel Abt has been advising a large number of French clients in their regularization process and has assisted them with their tax optimisation. He thus addresses all tax m...

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

Fouad Sayegh is a partner in the tax team. His expertise covers most aspects of domestic and international taxation. He regularly advises high net worth families in their relocation, wealth reorganization, asset protection, estate planning and charitable projects, which often includes tax advice in relation to trusts, private foundations and investment vehicles. In the field of corporate tax, his practice includes advising on M&A transactions, corporate reorganizations, double tax treaty ...

Marina Castelli-Joos is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Private Equity Law. Marina, who practices law in Lausanne, Switzerland, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marina is held by other top lawyers in the same geographic and legal practice area.