Your satisfaction is our highest priority! And your complaint is important to us: should you not be satisfied with our work, you have the possibility to file a complaint with us.

The complaint can be made in writing by letter, fax or email. You can use the address and contact details given in the imprint of our website for this purpose.

If we receive a complaint from you, we will immediately inform you about the procedure for handling complaints and the approximate time required to process them. We will examine your complaint in detail and endeavor to respond as quickly as possible. If we are unable to do so, we will inform you of the reasons for the delay and when we expect the investigation to be completed. When we have investigated your complaint, we will send you a written response.

If you are unhappy with our resolution of your complaint, you can refer your complaint to the Ombudsman (+49 30 20 60 58 – 0 –