Christophe Rapin

Sarah Busca Bonvin is a lawyer and tax expert specialised in both corporate and individual tax law. Together with M. Andrio Orler, she is responsible for CMS’ tax department in Geneva, which she joined in 2017. She worked for 15 years in the Geneva tax administration as Director of the tax affairs where she was responsible for tax rulings before being appointed Deputy Director-General in 2010. This experience has given her significant breadth and depth of knowledge and practice in many ...

Managing Partner Jodok Wicki concentrates on dispute resolution, litigation and international arbitration. He heads the firm's dispute resolution group and leads also the litigation practice group of CMS. Jodok maintains an active practice of state court litigation and appellate proceedings in a variety of commercial matters, such as purchase and sales agreements, joint ventures, post M&A disputes, director and officer and auditor liability and product liability. He has also a particular ...

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 ...

Nicolas Béguin is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Nicolas practices law in Geneva, Switzerland Best Lawyers has recognized Nicolas Béguin since 2025. 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 Nicolas Béguin is held by other lawyers.

Thomas Goossens is an expert in the fields of banking and financial law, investment funds and corporate law. He regularly advises banks, securities dealers, financial institutions and trading companies, and assists promoters, asset managers of Swiss and foreign investment funds on regulatory matters. He also advises start-ups, entrepreneurs, investors, buyers, sellers and financial sponsors in all kinds of corporate finance deals, mergers and acquisitions, private equity, refinancing and proj...

“The trust my clients place in me – and my ability to understand their needs – this is what drives me most each day.” With more than 20 years’ experience in the commodities industry, Marc’s expertise includes trade finance, international sanctions and trade embargoes, commercial contracts, and regulatory issues. He regularly advises among the largest companies in the energy and soft commodities sectors on contentious and non-contentious commercial and finan...

Managing Partner & Certified Tax Expert David Hürlimann’s practice focuses on tax law, in particular taxation of groups, merger & acquisition, corporate restructuring, international tax and tax accounting. Other areas of his tax practice include banking, executive compensation and tax planning for high net worth individuals.David Hürlimann graduated from the Universities Zurich and Geneva in 1998. After serving as a law clerk at the District Court of Zurich for two yea...

Partner Philipp Dickenmann is the head of the Dispute Resolution Practice Group of CMS Zurich. He also serves as core team member of the global CMS Dispute Resolution Practice Area Group as well as the CMS Commercial Practice Area Group. Philipp Dickenmann has extensive experience in commercial litigation and international arbitration. He acts as counsel and co-counsel, sole arbitrator and co-arbitrator in numerous national and international cases. This includes arbitrations conducted under t...

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 ...

Etienne von Streng is a co-founder of Streng SA, a tax law firm based in Geneva, Switzerland. Etienne received his law degree from the University of Lausanne (Switzerland), was admitted to the Zurich bar, and holds a Certified Tax Expert diploma. Etienne advises on Swiss and international tax matters for companies including listed and private multinationals, high net worth individuals, entrepreneurs, and families. His expertise includes in general tax optimization, frequent negotiations with ...