Complaint management

The highest quality of the services offered as well as careful and honest actions in the best interest of the client is the top priority of CMTA GmbH. In spite of this, complaints and grievances are still a possibility. In such an event, please contact us at one of the following addresses:

using e-mail:

using regular mail:
Schmiedgasse 38/3
8010 Graz

Complaints that CMTA GmbH receives or is notified of in some other way will be replied to within 3 banking days. We will look to resolve your complaint and find a definitive solution within two weeks of receiving it.

You can further information on the handling of complaints in Client information on the downloads page. 

Should you not be satisfied with the processing of your complaint, you can also contact the Conciliation Office for consumer transactions at Additionally, you also have the option of bringing a lawsuit before a court of law.