Thomas Werlen

Dr. Reto Arpagaus has been recognized by Best Lawyers since 2019 in the practice area Banking and Finance Law. He supports Swiss and international companies, entrepreneurs and private individuals in drafting and reviewing contracts as well as with corporate transactions, and he advises his clients in matters of regulatory investigations, corporate governance as well as in compliance law. Reto, who practices law in Zurich, represents clients before state courts and courts of arbitration. Dr. R...

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...

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...

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.

Dr. Felix Kesselring is a top attorney recognized by Best Lawyers in the practice areas of Pharmaceuticals and Life Sciences Practice sinc 2027. Felix, who practices law in Zurich, advises Swiss and international companies in regulated markets such as healthcare, pharma, medical devices and life sciences. He regularly represents his clients before administrative authorities, administrative criminal authorities and courts.

Dr. Daniel Glasl is a broadly experienced lawyer in national and international matters. Daniel, who practices law in Zurich, has been recognized by Best Lawyers in the pracitce area Litigation since 2011. He advises and represents companies and entrepreneurs as well as public entities and politically exposed persons in commercial law matters and media law. Thanks to his profound legal knowledge, a high degree of strategic skills as well as his convincing manner, Dr. Daniel Glasl can make the ...

Partner & Member of the Steering Committee of the CMS Competition & EU Group Marquard Christen specializes in competition (antitrust) and public procurement law. Marquard advises Swiss and foreign companies on all aspects of Swiss and EU competition law (horizontal and vertical agreements, dominance abuse, merger control and civil antitrust law) and represents them in proceedings before competition authorities and courts. Over the past 15 years, he has gained special knowledge in vari...

Kaspar Landolt focuses on banking & finance, capital markets and corporate law. He has more than twenty years of experience in acquisition finance, corporate lending, real estate finance, project finance and asset finance, the issuance and offering of financial instruments, applying for regulatory licenses and other capital market topics as well as restructuring. Other key competencies of Kaspar include insurance, collective investment schemes as well as M&A and corporate law. Kaspar ...

Partner Reto Hunsperger acts as head of the insolvency and restructuring department at CMS Zurich.He specialises in litigation and arbitration. With this focus, he represents national and international companies and individuals before state courts and arbitral tribunals (under ICC Rules, Swiss Rules and CAS Rules), mainly in civil, enforcement and sport law matters. In addition, he serves as an arbitrator. A further focus of Reto Hunsperger lies in all sorts of domestic and international inso...

Ingmar J.M. Snijders is a top attorney recognized by Best Lawyers in the practice area Trusts and Estates since 2023. Ingmar J.M., who practices law in Zurich, advises private clients since more then 20 years on all aspects of domestic and international estate planning, often in close collaboration with the tax team of Bratschi and in particular in relation to asset structuring, trusts and (charitable) foundations. The services offered include not only the set up but also administration, incl...