Schellenberg Wittmer Ltd

Taxation

Pietro Sansonetti is Of Counsel in our Taxation Group in Geneva after having been a partner from 1999 until 2024. He has developed a strong practice on complex tax matters, both domestic and international.

Experience:

• He has in-depth knowledge of complex tax situations and extensive experience in dealing with tax authorities and enforcement matters including customs matters and international exchange of information.
• He is active in corporate matters, in particular reorganizations such as mergers and real estate transactions. He advises international official and  non-governmental organizations as well as non-profit entities, as well as pension funds
• He also works with individuals on family businesses, on partnership and private clients-related tax matters such as trusts and inheritance related issues as well as on tax litigation.

2025 - Of Counsel at Schellenberg Wittmer
2009-2013 - Member of the Management Committee of Schellenberg Wittmer

1999-2021 - Founder and Head of the Geneva Tax Department of Schellenberg Wittmer

1999 - Partner at Schellenberg Wittmer

1994 - Chief Tax Officer at the Geneva Tax Authority

1993 - Partner at Mentha Avocats

1988 - Tax Manager at Arthur Andersen

1985 - Tax Consultant at Fides (now KPMG)

French English German Italian

• Publications in the field of criminal tax law enforcement matters
• Board Member of various organizations (pro-bono basis) including: Caritas Genève; The Swiss Foundation against Liver Cancer; Fondation RES (Rhumatismes-Enfants-Suisse); Fédération Suisse de Vol à Moteur / Motorflug-Verband der Schweiz (FSVM / MFVS)
• Regular speaker at international and Swiss conference and seminars on topics within his area of expertise
• He has been mentor to the faculty of Masters in international taxation at the University of Lausanne and Geneva, also lectured on criminal tax law at the Swiss Tax Academy
• He is involved in the tax community (Swiss Fiduciary Chamber, International Fiscal Association and Tax Chapter of the Swiss-American Chamber of Commerce in particular)
• He was the chairman of the Swiss examination commission for tax experts between 1999 and 2004
• He has been member of the board of the Pension Fund at the Geneva Bar Association (Favia) from 2007 and chairman since 2017.

2002 - Trust and Estate Practioner (TEP)

1990 - Swiss Certified Tax Expert

1985 - Bar Admission in Switzerland

1982 - lic. iur., University of Geneva