René Hirsiger

Martin Zobl is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law and Public Law. Martin, 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 Martin is held by other top lawyers in the same geographic and legal practice area.

Urs P. Gnos heads the Transaction Team. His practice focuses on international and domestic mergers & acquisitions, private equity, venture capital and capital market transactions, commercial and corporate law as well as public tender offers and buy-outs. Urs P. Gnos also advises companies with respect to corporate governance matters, stock exchange regulations, corporate reorganizations and restructurings, incl. relocations. Urs P. Gnos is a member of various board of directors, among oth...

Admitted to the Bar since 1978 Areas of practice: International banking law, antitrust law, corporate law, IT, internet and media law, Professor of Civil, Business and European Law at the University of Zurich, Board Member of the European Institute in Zurich, Co-Director of the Center for Information and Technology, Society and Law, Zurich, Co-Director of the Center for Financial Market Regulation, President of the Appeal Commission of the Swiss Exchange SWX, Visiting Professor at the Univers...

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...

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

Francis Nordmann advises institutional and private investors as well as owners of real estate in all aspects of real estate law including real estate financing. Another focus of Francis Nordmann is legal advice relating to financial services and all kind of forms of national and international corporate finance (including structured finance) and capital markets transactions. Moreover, Francis Nordmann advises clients in banking law, stock exchange law and corporate law matters including restru...

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...

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.

Partner Marjolaine Jakob is the head of our insolvency and restructuring team of CMS Zurich. Her practice focuses on national and international insolvency law and related litigation. She advises clients in connection with insolvency proceedings and represents their interests in related proceedings before the competent courts and authorities. Marjolaine Jakob has broad experience in advising companies in restructuring proceedings. Further, she is a proven specialist in international insolvency...

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 ...