Bus Ostschweiz
Swiss public transport company based in Altstätten, formed in 2013 by merging three transport operators under the BOS Gruppe umbrella.
Last updated September 15, 2026
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Overview
Bus Ostschweiz AG (BOS) is a transport company in Switzerland headquartered at Schöntalstrasse 1, CH-9450 Altstätten. Its history page traces the company to the RTB Rheintal Bus, which began scheduled streetcar service between Altstätten and Berneck on 6 April 1897. In 2013 the three transport companies were merged into BUS Ostschweiz AG (BOS), with their brands continued independently under a unified roof. In 2019 BOS took over the operational management of Autokurse Oberthurgau AG, and since December 2021 it has operated the bus network in the Principality of Liechtenstein. The company presents itself under the slogan «Immer da, schneller dort» and operates within the BOS Gruppe.
History
The history page of Bus Ostschweiz traces the company to the RTB Rheintal Bus, which began scheduled streetcar service between Altstätten and Berneck on 6 April 1897 after seven years of persistent pursuit of the idea. Over the last twenty years the RTB Rheintal Bus expanded its market area: in 2004 into the Wil region (WilMobil) and in 2007 into the Sarganserland–Werdenberg region (BUS Sarganserland Werdenberg). In 2013 all three transport companies were merged into BUS Ostschweiz AG (BOS), with their brands continued independently under a unified roof. In 2019 BUS Ostschweiz AG took over the operational management of Autokurse Oberthurgau AG, and since December 2021 it has operated the bus network in the Principality of Liechtenstein.
Products and positioning
Public transport provider in eastern Switzerland and Liechtenstein, presenting itself under the slogan «Immer da, schneller dort».
Product categories. Public bus transport services · E-ticketing and automatic ticketing information · Bodensee-Ticket · Friends day pass
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