Robert Hermann Leinweber founded the company “Land- und See-Transport-Kommanditgesellschaft auf Aktien” on 26th June 1923. It was shortly afterwards that a cooperation agreement was signed with “Transportkontor Düsseldorf G.m.b.H”. The address of the registered office was Holzdamm 59, Hamburg and the main field of business was inland waterways transport of all types of goods.
The headquarters were later moved to Kattrepelsbrücke 1 in the Hanseatenhof, Hamburg.