Wienerberger has owned an investment in the Austrian company Tondach Gleinstätten since 1990. Currently Wienerberger holds 50%.
The focus of this company lies on high-quality clay roof tiles. Its product line includes plain tiles, interlocking tiles (with sidelock only or with sidelock and headlock) as well as large format sidelock and headlock tiles.
Tondach Gleinstätten currently operates 19 plants in 11 countries (Austria, Bosnia, Bulgaria, Croatia, Macedonia, Romania, Serbia, Slovakia, Slovenia, Czech Republic and Hungary) and is the market leader for clay roof tiles in Central-East Europe. In 2010 the Group generated revenues of almost €180 million with 2,327 employees.