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Who's Who Legal
Who's Who Legal

National Leader

Switzerland - Corporate Tax 2021

Professional Biography

WWL Ranking: Recommended

WWL says

Pietro Sansonetti is widely regarded as a top-tier taxation partner who excels on reorganisations and mergers. 


Pietro Sansonetti is partner in Schellenberg Wittmer's Geneva office, heading the taxation group. He advises on domestic and international tax matters; has in-depth knowledge of complex tax situations and extensive experience in dealing with tax authorities and enforcement matters; is active in corporate matters; represents non-profit entities, as well as international governmental and non-governmental organisations; and works with individuals on family businesses, partnerships and private client-related tax matters. He also handles important tax litigation cases.

Examples of Pietro's expertise include counsel to a high-net-worth individual in re-organizing wealth planning, and reviewing the client's various investments; an international non-governmental organization in reorganizing its social security scheme; and in significant tax audits in transfer pricing and aiming at coping with the new BEPS standards.

Pietro is a member of multiple professional organisations; is on the faculty of master's programmes at the Universities of Lausanne and Geneva. In particular, he regularly lectures on criminal tax law at University of Geneva. Pietro served as chair of the Swiss examination commission for tax experts from 1999–2004.

After graduating from the School of Law of the University of Geneva in 1982, Pietro was admitted to the Geneva Bar in 1985 and joined Fides large Swiss tax and audit firm (now KPMG) before joining Arthur Andersen where he served as a tax manager. He became a Swiss-certified tax expert in 1990, and was appointed director of tax affairs (chief tax officer) at the Geneva Tax Authority. In 1999, he joined Schellenberg Wittmer as a partner. Pietro is member of the board of the Pension Fund of the Geneva Bar Association since 2007 and chairman since 2017.

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