Telekom Austria AG
Lassallestraße 9
A-1020 Vienna
Directions to headquarters


National: 050 664 0
International: +43 50 664 0

Commercial register no:


Registered at:

Commercial Court Vienna


ATU 40198200

Supervisory authority:

Austrian Regulatory Authority for Broadcasting and Telecommunications (RTR GmbH)

Chamber membership:

Vienna Chamber of Commerce

Telecommunications act:

see BGBl. No. 70/2003, i.d.F. BGBl. No. 133/2005 (Telecommunications Act 2003 - TKG 2003).

Commercial regulations:

see BGBl. No. 194/1994 last amended through BGBl. I 136/2001 (Trade, Commerce and Industry Regulation Act – GeWO)

Principle direction:

Telekom Austria AG is owner of the website. The website serves to provide information about the activities and development of the A1 Telekom Austria Group and its products.

Information is additionally provided on information and communications technology, as well as topics from different areas of life.

Object of the business:

full service telecommunications provider of long distance, local and wireless services, corporate data communications services as well as internet services.

Board of directors:

Marcus Grausam – chairman of the board, Technology division
Mag. Sonja Wallner – Finance division

Supervisory board:

Alejandro D. Plater, chairman since 15.04.2015, member since 27.03.2015
Dipl. Ing. Siegfried Mayrhofer, deputy chairman since 18.08.2015, member since 16.07.2015
Elisabetta Castiglioni, member since 01.08.2017
Werner Luksch, member since 17.10.2016
Gerhard Bayer, member since 14.12.2017