The municipality of Klagenfurt at lake Wörthersee (department for climate and environmental protection) and the IPAK International Project Management Agency Klagenfurt at lake Wörthersee GmbH – a project management agency, 90% owned by the municipality of Klagenfurt at lake Wörthersee and 10% owned by the tourism region of Klagenfurt at lake Wörthersee GmbH, which are both operators of the bike-sharing system. The booking and billing is arranged by nextbike GmbH. The maintenance, repairs and the distribution of the bicycles are carried out by the Soziale Betriebe Kärnten.