lic iur Robert Desax > Walder Wyss Ltd. > Zurich, Switzerland > Lawyer Profile

Walder Wyss Ltd.
PO BOX 1236

Work Department





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 of trusts as well as on the redomiciliation of individuals and businesses to Switzerland. In addition, he also advises and represents clients on corporate tax matters, especially in negotiations with tax authorities during transfer pricing audits and regarding reorganizations. Robert Desax is a frequent speaker on tax matters and is a regular author of contributions for tax publications.

Prior to joining Walder Wyss in 2016, he was a Senior Associate in a large international law firm, where he had been a member of the tax team for more than five years.


Robert Desax speaks French, German (as first and second native languages) and English.


He is a member of the International Fiscal Association (IFA), of EXPERTsuisse and of the Swiss/French Chamber of Commerce.


Born in 1978, Robert Desax graduated from the University of Fribourg, Faculty of law, in 2002 (lic. iur. 2002 including special mention Bilingual Licentiate). In 2005 he passed the Zurich bar exam and obtained an LL.M. in international tax law from the Vienna University of Economics and Business in 2006. After that, he worked in the international tax department of one of the Big Four audit firms. In 2010 he earned the diploma as a Swiss certified tax expert.

Lawyer Rankings

Switzerland > Private client

The private client team at Walder Wyss Ltd. acts for an ‘impressive roster of clients‘ with a focus on acting for entrepreneurs from all types of business sectors as well as their families. The team advises on all personal and business aspects of clients, which includes international succession planning, including marital property law, setting up charitable foundations as well as funds and trusts, and, working in close conjunction with the labour law and real estate teams, the unit advises clients on the relocation to Switzerland and the acquisition of real estate assets. The practice is headed by ‘first classKinga Weiss and ‘outstandingPhilippe Pulfer and includes the ‘very dedicatedRobert Desax, ‘technically excellent‘ tax expert Fouad Sayegh and ‘highly talented’ international trust specialist Olivier Sigg.