If you have any questions or comments about the cnX4 agenda, sponsorship opportunities, hotels etc.
please send an email to the hosts at info@cnX-frankfurt.com or call us at +49 69 1730 902 31.

This event is hosted by ancotel and DE-CIX.
The event organizer on behalf of the hosts is:

eco Service GmbH
Lichtstrasse 43i
50825 Köln
Germany
E-mail: info@eco.de
Tel.: +49 221 7000 48 0

Company registration / Handelsregister Köln: HRB 52579
VAT-ID: DE 233784379
National tax ID / Steuer-Nr. 217/5726/0719
Managing Director: Harald A. Summa