- 1925 Establishment of ITK by Alois Cantrup
- 1950 Establishment of the forwarding business system in the Zeppelinstrasse at the Westbahnhof
- 1960 Building of the 4 floor administartion building in the Zeppelinstrasse
- 1965 Magdalena Cantrup, the founders wife, was appointed as managing director
- 1970 Development of the forwarding business system in the Zeppelinstrasse by a further warehouse
- 1977 Gerhard Schäfer was appointed as managing director
- 1977 Membership in the IATA
- 1990 Establishment of the logistics center in the Nordbeckenstrasse in the Karlsruhe Rhine harbour
- 1992 Building of a new warehouse in the Nordbeckenstrasse. The storage capacity grew there on over 10.000 pallets
- 1994 Foundation of the Dialog AG. ITK is founding member and co-owner
- 1998 Furthermore construction of a logistics centre in Muggensturm with over 8,000 pallets
- 1999 Ursula Cantrup-Corporal, the daughter of the founder, was appointed as managing director
- 2000 Gernot Müller and Jürgen Ott where appointed as additional managing directors
- 2005 Accession to the Trans-Cargo Logistics Group [CTL]
- 2005 Renovation of the administration building in the Nordbeckenstrasse
- 2006 Move of the entire company from the Zeppelinstrasse to the Nordbeckenstrasse
- 2006 Regulated agent of the air cargo
- 2009 AEO (Authorised Economic Operator)
- 2015 Establishment of a new branch office in Frankfurt
- 2017 Establishment of two further branche offices in Hamburg and Stuttgart
