Time for innovation. Yesterday. Today. Tomorrow.

Our industrial holdings shape the future.

For over 100 years, we have focused on our core competence in the field of telecommunications. Our expertise extends to traffic technology, public address systems, and clocks for train stations, public transport companies, as well as public and private buildings.

It is highly likely that you have already heard station announcements through our technology. Our customers include renowned companies such as Deutsche Bahn, ÖBB, Wiener Linien, Berliner Verkehrsbetriebe, Hofburg Wien, and the Schalke Arena.

We continuously invest in the development of new product generations and technologies to meet current and future requirements in European and global markets.

Here you can find the contacts to our companies: