Rudolf Tschäni

Theodor Härtsch is a partner in the Banking & Finance team in Zurich. He advises banks and corporate clients in financing matters (debt and equity financings). In addition, he counsels on capital markets law (initial public offerings, rights issues), public M&A matters as well as corporate and capital markets compliance. Furthermore, Theodor Härtsch advises financial institutions on regulatory matters. In the area of collective investment schemes, he supports clients in lice...

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...

Jan Ole Luuk is counsel in the Tax Team. He is an indirect tax specialist with a focus on Swiss and EU value added tax (VAT) and related customs and excise matters. He speaks and publishes regularly in the field of indirect taxation. Born in 1971, Jan Ole Luuk was educated at the Free University Berlin (First State Law Exam 1996) and the University of London (LL.M. 1997). He continued his legal education at the Court of Appeal Berlin (Second State Law Exam 2000). He graduated as a Certified T...

Alain Raemy is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Alain, 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 Alain is held by other top lawyers in the same geographic and legal practice area.

Martin Busenhart is a partner in the Tax Team. He advises on national and international tax matters and is specialised in domestic and international structuring of capital market transactions, acquisitions and divestments and tax-optimized structuring for relocations of entrepreneurs, partnerships and corporate groups. Martin Busenhart was educated at Zurich University (lic. iur. 1988) and graduated as Certified Tax Expert (1994). He has working experience as tax expert and tax partner with a...

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...

Markus Vischer is a partner at Walder Wyss since 1995. His main areas of practice are M&A, private equity and venture capital transactions, business reorganizations and corporate and commercial incl. employment and real estate law. He is a recognized leader in M&A due to his involvement in major transactions, in particular in the media-, real estate-, IT and health care area, and due to his many publications. Born in 1960, Markus Vischer was educated at the University of Zurich (lic. ...

Manuel Bigler is a managing associate in the firms’ practice area Intellectual Property (IP). He advises and represents clients in all aspects of IP law with a particular focus on trademark, patent and copyright law. His practice also includes unfair competition, media and advertising law. He regularly advises clients in negotiating IP and technology-related agreements, such as license agreements. Manuel Bigler is further specialized in representing clients in disputes before courts and...

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...

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...