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We are a small, bilingual team in the center of the city of Biel. We are happy to take time for your concerns and advise, accompany and support you at any time in a friendly and competent manner. We work uncomplicated, with the greatest care and at reasonable conditions.
GSI Treuhand has been in existence for more than 40 years. We are a member of the Swiss Trustee Association (STV|USF), a professional organization that attaches great importance to professionalism and quality.
Treuhand
Tax consultancy
Management Consulting
Real Estate
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GSI Treuhand AG
General-Dufour-Strasse 4 2502 Biel/Bienne
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GSI Treuhand AG