You are using Internet Explorer 11 or earlier, this browser is no longer supported by this website. We suggest to use a modern browser.


You ask. We answer.

As we are constantly looking to improve our service, we attach great importance to your feedback. The purpose of this form is to enable us to properly respond to your request for additional information and your comments.

Mandatory fields are marked with an asterisk * and must be completed to allow us to process your request. Your personal data are of course handled confidentially in accordance with statutory media services provisions.

Contact us!

Contact address

Phone: +49 231 547 3866

Fax: +49 231 547 3515

Vosskuhle 38

44141 Dortmund


General inquiries: