Claude Thomann

Ayesha Curmally is a partner at Walder Wyss. She is a notary in the canton of Basel-Stadt, a Certified Specialist SBA in Inheritance Law as well as a lawyer in the Private Clients team of Walder Wyss. Her main areas of practice include mariage and inheritance law, estate and succession planning, settlement of estates (including distribution), corporate and commercial law and real property law. Additionally to advising clients and notarising deeds in these fields of law, Ayesha Curmally notari...

Partner Pierre Ducret is a partner and co-head of the Private Clients and Sports Law departments of CMS von Erlach Partners. He advises and assists clients in complex litigation, mainly in civil and commercial matters, usually with international ramifications. He is particularly active in the field of inheritance law. He also acts as counsel or arbitrator in international arbitration proceedings. In addition to his dispute resolution practice, Pierre Ducret advises his clients on wealth and e...

Counsel Fabien Liégeois advises businesses (groups, banks and SMEs) and individuals on Swiss and international taxation matters.His practice focuses on restructurings (mergers and acquisitions, demergers or transfers of assets), cross-border transactions and setting up businesses in Switzerland. He also assists individuals in their relocation to Switzerland (wealth and inheritance planning), in particular in anticipating the legal and economic consequences of such decisions. He also de...

Lukas Wyss is a partner in the Banking & Finance Team. He advises banks, insurers and other companies in connection with finance transactions, capital market transactions and more generally in regulatory, securities and corporate law matters. In finance, he focuses on corporate debt finance, leveraged finance, asset finance (including real estate finance), acquisition finance and structured finance and securitisation. Born in 1975, Lukas Wyss was educated at Zurich University and Lausanne...

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...

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 ...

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.

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

Luc Pittet is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Luc, 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 Luc is held by other top lawyers in the same geographic and legal practice area.

Manuel Bigler is a managing associate in the firms’ practice area Intellectual Property (IP). He advises and represents clients in all aspects of IP law with a particular focus on trademark, patent and copyright law. His practice also includes unfair competition, media and advertising law. He regularly advises clients in negotiating IP and technology-related agreements, such as license agreements. Manuel Bigler is further specialized in representing clients in disputes before courts and...