T-Mobile is the brand name used by some of the mobile communications subsidiaries of the German telecommunications company Deutsche Telekom AG in the Czech Republic, Poland and the United States.
Deutsche Telekom AG is a partially state-owned German telecommunications company headquartered in Bonn and the largest telecommunications provider in Europe by revenue. It was formed in 1995 when Deutsche Bundespost, a state monopoly at the time, was privatized. Since then, Deutsche Telekom has consistently featured among FortuneMagazine's top Global 500 companies by revenue, with its ranking as of 2023 at number 79. In 2023, the company was ranked 41st in the Forbes Global 2000. The company operates several subsidiaries worldwide, including the mobile communications brand T-Mobile. It is the world's fifth-largest telecommunications company and biggest in Europe by revenue.
Deutsche Post AG, trading as DHL Group, is a German multinational package delivery and supply chain management company headquartered in Bonn, Germany. It is one of the world's largest courier companies. The postal division, Deutsche Post, delivers 61 million letters each day in Germany, making it Europe's largest such company. The trade name's eponymous parcel division DHL is a wholly owned subsidiary claimed to be present in over 220 countries and territories. DHL Group was the largest logistics company worldwide in 2022.
Hrvatski Telekom, also known as HT or Telekom, is a Croatian telecommunications company founded in 1998. Headquartered in Zagreb, it is majority-owned by Deutsche Telekom with a 53.5% stake and is publicly traded on the Zagreb Stock Exchange.
Tele2 AB is a provider of mobile and fixed connectivity, telephony, data network services, TV, streaming and global Internet of things services, amongst others, to consumers and enterprises. It is headquartered in Kista Science City, Stockholm, Sweden. It is a major mobile network operator in Sweden, Estonia, Latvia and Lithuania. The company initially founded Tele2 Russia, but later sold all its operations, later rebranding and changing the name to "t2".
Vodafone Deutschland GmbH is the largest cable television operator in Germany. Kabel Deutschland was subject to a hostile takeover bid by the British Vodafone Group in September 2013; the deal was approved in December 2013 and finalised on 29 January 2014. Until the takeover the company name was Kabel Deutschland.
Vossloh AG is a rail technology company based in Werdohl in the state of North Rhine-Westphalia, Germany. The SDAX-listed group has achieved sales of around €930 million in 2016 and, as of 2017, had more than 4,000 employees.
Arcor was the former name of the fixed phone line and Internet business of Vodafone D2 GmbH, a German subsidiary of telecommunications company Vodafone. It was the second-largest provider of fixed phone lines in Germany, after Deutsche Telekom. The name was changed on 1 August 2009 following Vodafone's acquisition of the company. Its headquarters were in Eschborn, near Frankfurt. It was one of the few telecommunications companies in Germany to operate an ISDN network independent of the incumbent provider, Deutsche Telekom.
Mannesmann was a German industrial conglomerate. It was originally established as a manufacturer of steel pipes in 1890 under the name "Deutsch-Österreichische Mannesmannröhren-Werke AG". In the twentieth century, Mannesmann's product range grew and the company expanded into numerous sectors; starting from various steel products and trading to mechanical and electrical engineering, automotive and telecommunications. From 1955, the conglomerate's management holding with headquarters in Düsseldorf was named Mannesmann AG.
T-Systems International GmbH, trading as T-Systems, is an internationally operating service provider for information technologies and digital transformation. The company is part of Deutsche Telekom and is headquartered in Frankfurt am Main.
Vodafone GmbH is a telecommunications operator in Germany owned by Vodafone Group Plc and headquartered in Düsseldorf. It provides mobile phone, LTE, 5G, cable internet, landlines, cable TV, and IPTV services. As of the third quarter of 2021, Vodafone GmbH has more than 31 million mobile customers in Germany, making it the third-largest provider of mobile phone services in Germany. The company's headquarters are in the suburb of Heerdt in Düsseldorf, with regional offices throughout Germany. Vodafone Germany's main competitors are 1&1 Mobilfunk, Telekom Deutschland and Telefónica Germany.
USU Software AG is a multinational software and services conglomerate headquartered in Möglingen, Germany. The company focuses primarily on digitalizing IT and customer services.
United Internet AG is a global Internet services company headquartered in Montabaur, Rhineland-Palatinate, Germany. The company is structured in two business areas, Access and Applications, and has a total of 16 brands and numerous subsidiaries. The well-known brands under the umbrella of United Internet AG include 1&1, IONOS, Fasthosts, GMX, WEB.DE and 1&1 Versatel.
1&1 AG is a German telecommunications service and landline and mobile telecommunications provider headquartered in Montabaur, Rhineland-Palatinate and listed on the TecDAX. Since 2017, the majority of the company has belonged to United Internet.
NFON AG, headquartered in Munich, was founded in 2007 and is a provider of integrated cloud business communications. The company is active in 15 European countries with its own subsidiaries and a partner network.
René Obermann is a German businessman who is chairman of Warburg Pincus International LLC's European operations, and chairman of Airbus SE since April 2020. He was previously CEO of Deutsche Telekom AG.
The Norisbank is a German bank with headquarters in Bonn. Since 2 November 2006, it has been a subsidiary of Deutsche Bank and since 27 July 2012 purely a direct bank.
Wilhelm.tel GmbH is a German regional provider of telecommunication services based in Norderstedt. The company is 100% owned by the city of Norderstedt through its municipal services, Stadtwerke Norderstedt.
Scout24 SE is a German publicly-listed digital company headquartered in Munich, operating the online marketplace ImmoScout24. The ImmoScout24 multi-platform attracted over 20 million visitors monthly in Germany in 2021, either through the website or the app.
Telekom Deutschland GmbH is a German telecommunications company owned by Deutsche Telekom. Telekom offers landline phone, broadband, IPTV and mobile telephony services. It took its current name after Deutsche Telekom's German consumer fixed-line unit T-Home was merged into T-Mobile Deutschland.
