Complaint management

If anything is not as it should be…

It is our aim to take the best possible care of all clients of GN Finance AG, GN Invest AG, and GN Treuhand Anstalt. However, should you as a client of our companies still have reason for complaint or criticism, please do not hesitate to contact us.

You can let us know your concern at any time in writing by e-mail ( or also by telephone to any of our employees or to the management. We will then contact you forthwith to be able to handle your request in an efficient manner.