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Competence, Trust and Individual Solutions for Your Business

Your reliable partner for accounting, tax advisory and business consulting – with over 30 years of experience.

30+

YEARS OF EXPERIENCE

100%

PERSONAL SERVICE

1

POINT OF CONTACT

SERVICES

We secure your success as a reliable partner

Professional support across all areas of fiduciary and advisory services.

Business Consulting

Strategic advisory, financial planning and process optimisation for sustainable growth

Accounting

Financial accounting, payroll and annual financial statements – precise and on time

Tax Advisory

Tax returns, tax optimisation and individual advice for individuals and businesses

Board Functions

Service on boards of directors or foundations and support with corporate governance

CLIENTS & LOCATIONS

Markus K. Fivian

SWITZERLAND

Gams, St. Gallen

MKF® Treuhand & Consulting is a fiduciary and consulting firm based in Gams SG, with a focus on private individuals, start-ups, and small, medium-sized and large enterprises – offering a broad range of services in business consulting, accounting, tax advisory and board functions.

LIECHTENSTEIN

Triesen

As a licensed Liechtenstein fiduciary (Treuhänder), I am qualified to advise and support clients on matters relating to Liechtenstein. In addition to the Gams location, a presence in Triesen is taking shape - extending services both within Switzerland and across the border.

Of Counsel

Dr. Marcello Scarnato LL.M., https://www.drscarnato.li

ABOUT

Markus K. Fivian

Owner, MKF® Treuhand & Consulting

With over 30 years of experience in finance and fiduciary services  including executive roles, among other things  I have comprehensive expertise in accounting, taxation and corporate management.

 

I place great value on personal support, clear communication and practical solutions.

COMMERCIAL REGISTER No

CHE-348.151.484

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MEMBERSHIPS

Memberships

Treuhand Swiss
Swiss Leaders
Swiss board forum
Swiss Accounting
Verband
LVFS

CONTACTS

Get in Touch

Contact us – we look forward to hearing from you.

POSTAL ADDRESS

Bütz 8

CH-9473 Gams

FOR MEETINGS

Switzerland: CH-9470 Buchs SG, Churerstrasse 35

Liechtenstein: LI-9495 Triesen, Landstrasse 40

PHONE

+41 79 629 36 21

E-MAIL

LINKEDIN

  • LinkedIn

MKF® Treuhand & Consulting

Handelsregister-Nr. CHE-348.151.484 · Bütz 8, CH-9473 Gams

© 2026 Markus K. Fivian

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