Collatz+Trojan GmbH
Luruper Hauptstraße 46
22547 Hamburg

Phone (Head office): +49 40 4011606-0
Phone (Sales): +49 40 4011606-30
Phone (Customer service): +49 40 4011606-40
Fax: +49 40 4011606-99
E-Mail: info@collatz-trojan.de