Sina Trachsel

Tax Advisor


Sina Trachsel advises corporate and private clients on national and international tax matters. Before joining MME, Sina worked for several consulting companies. In these functions, she advised a wide range of individual and corporate clients on tax and business-management matters. 

Business activities

  • Domestic and international corporate tax law
  • International tax planning
  • Acquisition and restructuring of privately held and publicly listed companies (M&A, due diligence, integration, succesion planning)
  • Relocation, migration and inbound and outbound transfers of assets and functions
  • Real estate companies, real estate transactions (capital gains tax, real estate transfer tax)
  • Negotiation of advance tax rulings with cantonal and federal tax authorities
  • Appeal proceedings and representation in complex tax audits
  • Support of senior management in the areas of tax governance (tax strategy), tax transparency and tax risk management
  • Advice for business owners, family offices and high networth individuals (HNWI) in tax matters
  • Tax compliance (tax returns, monitoring of deadlines, documentation requirements)


Certified Tax Expert
Certified Fiducary (Treuhänderin mit eidg. Fachausweis)


  • German
  • English

Practical Experience

Since 2017
Tax Advisor at MME
2014 - 2017
PROVIDA Consulting AG, Frauenfeld
2012 - 2014
Kliebenschädel & Scherrer Steuerrechtspraxis, Teufen
2001 - 2011
Tobler Treuhand AG, Sulgen