Gerald Brei

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...

Thomas Müller is a partner with the Banking & Finance practice in Zurich and advises banks, asset managers, fund managers, insurance companies and FinTech companies in complex regulatory matters and represents market participants before the Swiss regulatory authorities and as recognised representative before the SIX Swiss Exchange. He has been advising and managed a large number of e-money and payment services, cryptocurrency and blockchain projects. In finance, he focuses on corpora...

Hans Rudolf Trüeb is a partner of Walder Wyss. He is the co-head of the Regulated Markets, Competition, Technology & IP team, together with David Vasella. He advises Swiss and international clients as well as public entities in corporate and technology-related transactions and with regard to compliance and governance issues. Inter alia, he handles technology transfer, licensing, distribution, joint venture and outsourcing projects as well as corporate transactions. He is often retain...

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 ...

Markus Pfenninger is a partner in the Transactions Team. His fields of expertise include capital market transactions, mergers & acquisitions, finance, restructurings, collective investment schemes as well as banking and insurance regulatory matters. He is a member of the International Bar Association’s (IBA) Task Force on the Financial Crisis and a past chair of the IBA’s Subcommittee on Legal Opinions as well as a past co-chair of the IBA’s Banking Law Committee. Born i...

Andrea Meier is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Andrea, 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 Andrea is held by other top lawyers in the same geographic and legal practice area.

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.

Maurus Winzap is a partner and heads the Tax Team. Maurus' practice covers all areas of domestic and international corporate taxation. He acts for a broad range of corporate and financial clients, and has developed significant expertise in planning and advising on M&A and private equity transactions, structured financings, corporate restructurings, relocations, capital market transactions, collective investment schemes and management incentive programs. Furthermore, he focuses on advice t...

Daniel Staffelbach is a partner in the Corporate & Commercial Team of Walder Wyss. He counsels Swiss and international clients in all sectors of health care & life sciences and in the insurance industry. His main areas of practice include company and contract law, public law and employment law. He advises his clients and also represents them in litigation. Born in 1966, Daniel Staffelbach studied law at the University of Berne (attorney 1993). He worked at the Administrative Law Panel...

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...