Thomas Arnoldner

Part of America Movil SAB de CV, A1 Telekom Austria AG is a telecommunications company based in Vienna, Austria. The Austrian company offers a range of services including mobile phones, accessories, tablets, internet tariffs, prepaid cards, and internet speed tests. A1 Telekom Austria also provides various offers and promotions for new and existing customers. Customers can pay for their devices via the bill with partial payment and can test their internet speed with just one click. The CEO of the private company since 2012 is Marcus Grausam.

A1 Slovenija dd engages in the provision of telecommunication services. It offers wireless and cable internet, television, phones, and phone packages. The company was founded in July 1997 and is headquartered in Ljubljana, Slovenia.

Part of Nokia Oyj, Alcatel-Lucent Austria AG is an Austrian company that provides various electronic and computer communication services. The private company is based in Vienna, Austria. Thomas Arnoldner has been the CEO of the company since 2013.

A1 Hrvatska doo engages in the provision of telecommunication services. It also offers advertising, consultancy, and representation services. The company's products are mobile phones, laptops, electric scooters, internet, and television. A1 Hrvatska was founded on October 18, 1998 and is headquartered in Zagreb, Croatia.

Part of America Movil SAB de CV, A1 Srbija doo is a telecommunications company based in Novi Belgrade, Serbia. The private company offers a variety of postpaid and prepaid packages, including the Biz Tariff, which provides unlimited internet, minutes, and messages for national traffic. A1 Srbija also sells phones and accessories. Dejan Turk has been the CEO of the company since 2014.

one.Vip doo provides mobile communications and internet connection services. The company was founded in 2015 and is headquartered in Skopje, Macedonia.

A1 Bulgaria EAD provides wireless telephone services. It offers leased lines, fixed voice and mobile communications services. The firm also provides laptops, smart phones, USB modems and broadband services. The company provides WAP, GPS, GPRS, EDGE, UMTS, HSDPA and HSUPA add-on services to its clients. MobilTel was founded in March 1994 and is headquartered in Sofia, Bulgaria.

T-Systems Austria GmbH specializes in information technology and telecommunications support services. It provides infrastructure management, server consolidation, virtualization, x86-standard servers. To provide the systems with the necessary performance capabilities, T-Systems chose the VMware ESX server as the virtualization solution. The company is headquartered in Vienna, Austria.