About Us

Our attitude, both within the team and towards our clients, is based on open, honest and transparent communication, which is reflected in all our business practices.

We ensure that our services are clearly structured and easy to understand. We handle confidential information with the utmost care and discretion in order to maintain the trust of our clients.
Our way of working creates the basis for sustainable, reliable relationships, both internally and externally.

These principles form the foundation of our business and promote a culture of integrity and openness that enables long-term success.

  • Managing Director Hanna Treuhand GmbH
  • Fiduciary with federal professional licence
  • Active in the profession for 25 years
  • Own company since 2016
  • Proud father
  • Efficiency professional, Lego and puzzle master
  • Enthusiastic ball sportsman
Amir Hanna
Managing Director
Trustee with federal certificate
  • Bachelor of Science in Business
  • Client Manager
  • With Hanna Treuhand GmbH since 2020
  • Implementer of digitalisation
  • EVZ fan and sports fan
Sandro Valentin
Mandate management
BSc Business Administration
  • Design engineer EFZ
  • Administration and fiduciary support
  • Digitalisation technician
  • Process interrogator and optimiser
  • Student
  • 3D printer, Puzzle Pro and Rubik’s Speedcuber
Lior Day
Clerk
Fiduciary assistance
  • Social Media & Client Support
  • Transformational and Life Coach
  • Musician
  • Mother of 5
  • Speaker
  • Design & Ducati
Romy Day
Marketing
Copywriting