SWEG Südwestdeutsche Landesverkehrs
The Südwestdeutsche Landesverkehrs-GmbH (SWEG), in English language Southwest German Transport Company, from its former name, Südwestdeutsche Eisenbahn-Gesellschaft (SEG), is a transport company in southwest Germany that operates railway lines and bus services. It is 100% owned by the federal state of Baden-Württemberg.
Source: Wikipedia — SWEG Südwestdeutsche Landesverkehrs (CC BY-SA 4.0)