Stephan Pfenninger

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 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...

Counsel Simone Brauchbar Birkhäuser advises and represents clients in connection with contentious and non-contentious issues relating to trademarks, designs, copyrights, patents, data protection, unfair competition and advertisement. She has substantial experience in the drafting and enforcement of contracts for the transfer of intellectual property rights, especially license agreements. She further regularly deals with all due diligence relevant IP/IT and data protection aspects of corp...

Dr. Ivo Hungerbühler is a top attorney recognized by Best Lawyers since 2011 in the practice areas Antitrust/Competition Law and Insolvency and Reorganization Law. Ivo, who practices law in Zurich, advises clients in complex litigation matters (including inheritance disputes) and represents them before civil and arbitration courts, regulatory and criminal authorities as well as in internal investigations. He represents clients in parallel proceedings (e.g. civil and criminal proceedings)...

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 ...

Louise Lutz Sciamanna is a lawyer recognized by Best Lawyers in the practice areas of Trusts and Estates and Wealth Management Practice. Louise Lutz practices law in Zürich, Switzerland Best Lawyers has recognized Louise Lutz Sciamanna since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Louise Lutz Sciamanna is held by other lawyers.

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. Florian S. Jörg, MCJ, is a partner in the Zurich office of Bratschi, one of the larger independent Swiss law firms. He has been recognized by Best Lawyers since 2011 in the practice areas Corporate Law, Litigation and Mergers and Acquisitions Law.. Dr. Florian S. Jörg provides legal counsel to companies and individuals engaged in business activities in Switzerland or considering such ventures. With extensive experience in transactions (including M&A, joint ventures, private ...

Niklaus Zaugg specialises in contract law, litigation and arbitration. He advises clients in a wide range of commercial disputes, including banking disputes, and he represents their interests both before domestic courts and international arbitral tribunals. Niklaus Zaugg has been practicing as a lawyer since 2008. His clients include Swiss financial institutions and active, listed multinational industrial companies. Niklaus Zaugg studied at the Universities of Geneva and Zurich and received h...

Partner Certified Specialist SBA Inheritance Law Tobias Somary heads the private client team of the firm. He specialises in the area of estate and succession planning, prenuptial agreements, estate administration, inheritance disputes, foundations & trusts, charities, art, private banking laws, and in- and outbound relocation. After having worked with a large Zurich law firm (Baer & Karrer) in 1998 and 1999, Tobias Somary joined CMS in 2000. In 2004 he completed post-graduate studies ...