Martin Wiebecke

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.

Christian Eichenberger is a partner in the real estate team. He focuses on real estate development, real estate transactions and real estate dispute resolution. In addition to his real estate transaction and real estate development experience, Christian Eichenberger also has extensive experience in real estate dispute resolution with particular expertise in the fields of construction law, planning and zoning law and landlord tenant law. He represents clients in both arbitration proceedings an...

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

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. ...

Thomas P. Müller is a partner with Walder Wyss. He advises Swiss and international corporate and public sector clients in all aspects of real estate and infrastructure law (project development, realisation, commercial leases, real estate transactions, financing), in the health care sector as well as in respect to the cooperation of the private and the public sectors (Public Private Partnership, public procurement, privatisations). Thomas P. Müller is a lecturer in the Master program...

Stefan Brunnschweiler is the managing partner of CMS Switzerland and co-heads the CMS Corporate/M&A Practice Area Group. He was named one of the top 10 lawyers in Switzerland in the edition of “Who is Who” by Bilanz. Stefan Brunnschweiler specialises in international and domestic M&A transactions, venture capital, corporate restructurings, corporate law and general contract matters (e.g. joint ventures, partnerships and shareholders' agreements). He is experienced in a bro...

Monique Sturny is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust/Competition Law and Public Law. Monique, 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 Monique is held by other top lawyers in the same geographic and legal practice area.

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...

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...

Hans-Jakob Diem is a corporate Partner at Lenz & Staehelin. He heads the firm's Corporate and M&A practice group and is the co-head of the Capital Markets practice group in Zurich. He has extensive experience in representing clients in a variety of corporate transactions, concentrating on mergers and acquisitions, capital market transactions, bank financings and corporate governance matters. Hans-Jakob Diem is regarded as a leading corporate practitioner in Switzerland and is regularl...