Chantal L. Bise

Dominique Gemperli's main practice areas are banking & financing, capital markets and restructuring. She has more than 10 years of experience in advising Swiss and international financial institutions, industrial enterprises and other companies in project financing, asset financing, corporate lending, real estate financing and acquisition financing. She further assists clients in regulatory matters and general contract and corporate law. Dominique graduated from the University of Zurich i...

Peter Straub is counsel in the Litigation & Arbitration Team. He is specialised in complex international commercial disputes and represents parties in both state court litigations and before arbitral panels. His main areas are disputes stemming from telecommunications, pharmaceutical products, construction, joint ventures, commodities trading, high end consumer goods, shareholders' positions, post M&A, etc. Peter Straub is sitting as an arbitrator in international arbitrations (ICC, S...

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 ...

Micha Bühler is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration and Litigation. Micha, who practices law in Zürich, Switzerland, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Micha is held by other top lawyers in the same geographic and legal practice area.

Beat Spörri is assisting domestic and international companies, including several listed groups of companies, as well as private clients. He is mainly focussing on company law (incl. M&A), capital and financial markets and contracts. In addition, he manages areas such as commercial and competition law, foreign nationals (incl. immigration and naturalization), real estate and employment. He is increasingly involved in the management of complex cases, taking advantage of his military ed...

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...

Dieter Hofmann heads the Litigation & Arbitration Team. His primary focus is dispute resolution in complex, mainly international cases, ranging from pre-litigation advice, representation of clients in court and in arbitration proceedings, coordination in cases involving multiple jurisdictions, enforcement of foreign judgments and arbitral awards and international legal assistance. He also sits as arbitrator in international arbitrations. Dieter Hofmann has considerable experience in compl...

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 Mark Cagienard specialises in tax law, covering individual and corporate taxation both on a domestic and international level with a particular focus on corporate finance, M&A and VAT. Mark Cagienard assists clients frequently in obtaining tax rulings and represents them in front of courts and tax authorities. Mark Cagienard graduated from the University of Zurich in 2006 (magna cum laude) and was admitted to the bar in 2008. In 2012 he qualified as a Swiss Certified Tax Expert. In...

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 ...