Patrick Hünerwadel

Partner Stephan Werlen focuses on M&A and corporate law, joint ventures, MBOs, acquisition finance, venture capital transactions, corporate restructuring and corporate relocation. He has broad experience both in domestic and international mergers and acquisitions (including auction processes) and the financing of such transactions. In addition, he is an expert in W&I insurance transactions (M&A insurance) with a long track record in this area. Stephan Werlen also regularly advises...

Partner Dr André E. Lebrecht’s main focus is on legal issues in commercial matters, in particular transactions, litigation, arbitration and regulatory work, mainly but not exclusively for banks, collective investment schemes, securities dealers, asset managers, insurance companies and industrial companies. André E. Lebrecht graduated from the University of St.Gallen (lic. iur. and Dr. iur.) and the University of Miami (LL.M.).He is admitted to the bar in Switzerland (Z&uum...

Urs Schenker is very experienced in the areas of restructuring, financing, capital markets, M&As and company law. He has been involved in numerous national and international M&A transactions and public takeovers as well as financing, restructuring and other corporate finance transactions. He has published a number of books and specialist articles in his fields of expertise and is a regular lecturer at conferences in Switzerland and abroad. Urs Schenker completed his law studies in Zur...

Ingmar J.M. Snijders is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Ingmar J.M., who practices law in Zürich, Switzerland, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ingmar J.M. is held by other top lawyers in the same geographic and legal practice area.

Luc Defferrard, partner with Walder Wyss since 2001, has been active in the finance and legal industry for many years. He mainly advises clients in domestic and cross-border mergers & acquisitions, financing, restructuring as well as in real estate and capital market. Luc Defferrard particularly focuses on private equity and venture capital transactions. He is regularly recommended by Chambers, Legal500 and IFLR1000. Chambers Europe describes him as "always available" and "very strong neg...

Irène Suter-Sieber is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Irène, 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 Irène is held by other top lawyers in the same geographic and legal practice area.

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...

Mark Reutter's practice focuses both on a comprehensive advising of clients who are active in the information and technology field and on the advising of other corporate and private clients in relation to technology, arts and entertainment, intellectual property as well as restructuring, insolvency and bankruptcy matters. Mark Reutter counsels Swiss and international clients and deals with the structuring, negotiation and implementation of projects and other commercial and contractual matters...

Oliver M. Kunz is a partner at Walder Wyss and is specialized in litigation in civil and criminal matters. He provides advice to parties in domestic and international commercial disputes, and represents them in trial and appellate proceedings as well as in enforcement proceedings and in international legal assistance matters. Oliver’s litigation practice covers a broad range of sectors, with a particular emphasis on the financial industry and technology-intensive sectors. In addition, h...

Robert Desax is a partner in the tax team. He works in the fields of national and international taxation. He represents clients in controversial tax matters and assists private clients regarding the tax aspects of estate and wealth planning. He regularly advises on cross-border implications of international taxation, especially on the application of double tax treaties, on issues in connection with the refund of Swiss withholding taxes in international structures, on the Swiss tax treatment o...