Travys is the brand name of a public transport company operating several rail and bus lines in the Yverdon region in the north of the Swiss canton of Vaud.
It was created on 1 January 2001 from the merger of the following companies: Travys also took over the management of the Orbe-Chavornay railway (Chemin de fer Orbe–Chavornay; OC) on 1 June 2003.
The shares of the Usines de l'Orbe ("Orbe power stations") were later acquired and the OC was fully merged into Travys in 2008.
The YSteC and PBr railways as well as the TPYG bus operation worked closely together for several decades.
The company owns the following lines: