David Mamane

Louise Lutz Sciamanna is a top attorney recognized by Best Lawyers in the practice area(s) of Wealth Management Practice. Louise Lutz, 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 Louise Lutz is held by other top lawyers in the same geographic and legal practice area.

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...

Dominique Gemperli's main practice areas are banking & financing, capital markets and restructuring. She has more than 10 years of experience in advising Swiss and international financial institutions, industrial enterprises and other companies in project financing, asset financing, corporate lending, real estate financing and acquisition financing. She further assists clients in regulatory matters and general contract and corporate law. Dominique graduated from the University of Zurich i...

Daniel Glasl is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Daniel, who practices law in Zürich, Switzerland, has been recognized since 2011. 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.

Johannes Bürgi, partner with Walder Wyss since 2005, advises clients on matters involving real estate, finance, structured finance, restructuring, and capital markets (including debt and equity offerings and initial public offerings). In finance, he focuses on secured and unsecured lending, structured finance transactions including securitisation, alternative risk transfer, RMBS, CMBS, covered bonds, factoring, project finance and asset finance including complex real estate financings an...

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...

David Vasella is a partner on the Information Technology, Intellectual Property and Competition team. He is the co-head of the Regulated Markets, Competition, Technology & IP team, together with Hans Rudolf Trüeb. He advises and represents Swiss and international companies in all industries and at all stages of growth on questions concerning data and technology law. He specialises in data use, negotiating data-related contracts, data security issues, cloud projects and IT contracts a...

Michael Cartier represents parties in international arbitrations under all major institutional rules and in ad-hoc proceedings, before state courts and in enforcement and legal assistance matters. He is listed as an expert for arbitration in Who's Who Legal 2016, 2017, 2018, 2019, 2020 and 2021. He also acts as arbitrator and is listed on the panel of arbitrators of the ICC National Committee (Switzerland) and of the Korean Commercial Arbitration Board. The focus of his work is on constructio...

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...