Walter Sommer

Senior Tax Advisor, Certified Tax Expert

Profile

Walter Sommer joined MME in 2020. Prior to that, he worked in leading positions at Big-Four Advisory firms in the tax department. In addition, Walter was Head of Corporate Tax of a Swiss multinational plant equipment manufacturer. With more than 20 years of experience, he has in-depth knowledge and experience in advising companies and individuals in tax matters and tax optimization.

Business activities

  • Inter-cantonal and international tax law
  • Acquisitions and restructurings of privately held and publicly listed companies (M&A, due diligence, integration, contractual clauses, succession planning)
  • Negotiation of advance tax rulings with the cantonal tax authorities and the Swiss Federal Tax Administration
  • Appeal proceedings and representation in complex tax audits
  • Year-end tax planning and calculation of the tax provisions according to IFRS and local GAAP (current and deferred taxes)
  • Tax compliance (tax returns, monitoring of deadlines, documentation requirements)

Education

2004
Certified Tax Expert
1997
Lic.iur UZH (MLaw)

Languages

  • German

Practical Experience

since 2020
Senior Tax Advisor at MME
2017-2020
Director, Deloitte AG, Zürich
2007-2017
Director, Ernst & Young AG, Zürich – Head of Business Tax Compliance
2004-2007
Head Corporate Tax, Bühler AG, Uzwil
2002-2004
Senior Manager, Ernst & Young AG, Zürich
1997-2002
Arthur Andersen AG, Zürich

Memberships

  • EXPERTsuisse