To grow from an external lawyer to a trusted advisor, the most important thing is to listen. Everything else flows from this.

Massimo Calderan co-heads the Corporate / M&A Team as well as the Business Italy - Switzerland Team. He advises clients in matters of commercial law, corporate law and M&A. Further practice areas include labor law and immigration (work and residence permits). He also specializes in cross-border issues between Switzerland and Italy.


  • 1999 Partner at Altenburger
  • 1997-1998 Associate at Cadwalader, Wickersham & Taft, New York
  • 1996-1997 Associate at Altenburger
  • 1994-1996 Associate at Walder Wyss & Partners, Zurich
  • 1991-1994 Law clerk at the Commercial Registry of the Canton of Zurich
  • 1987-1989 Junior and senior law clerk at the District Court of Zurich


  • 1991 Bar admission
  • 1986 Lic. iur., Zurich

Bar / Court Admission

At all Swiss courts

Special Engagements

  • Member of the Pool of Experts of Switzerland Global Enterprise
  • Recognized applicant / Competent specialist SIX Swiss Exchange
  • Co-Chair of the European Regional Forum of the International Bar Association (IBA)
  • Member of the Council of the Italian Chamber of Commerce for Switzerland (CCIS)
  • Member of the Board of Directors of various Swiss companies of different business sectors


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Speaking Engagements

Speaking Engagements

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Full List of Publications

Further Publications

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