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Congstar GmbH is a mobile network operator headquartered in Cologne, Germany. The company is a subsidiary of Telekom Deutschland, and specializes in discount mobile phone service marketed to younger people. In August 2014, Congstar's services had approximately 3.4 million users. [1] In December 2019 the brand had over five million customers. [2]
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 German telecommunications company headquartered in Bonn and is 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 2022 at number 62. The company operates several subsidiaries worldwide, including the mobile communications brand T-Mobile.
Magyar Telekom Nyrt. is one of the leading Hungarian telecommunications service provider company. It is a subsidiary of Deutsche Telekom.
Virgin Mobile is a wireless communications brand used by seven independent brand-licensees worldwide. Virgin Mobile branded wireless communications services are available in the United Kingdom, Ireland, Canada, Colombia, Chile, Kuwait, Saudi Arabia, United Arab Emirates, Poland and Mexico. Virgin Mobile branded services used to be offered in Australia, France, Singapore, India, Qatar, South Africa and the United States.
Telekom Romania Mobile Communications S.A. is a mobile network company in Romania, wholly owned by OTE, which in turn is controlled by Deutsche Telekom, operating under Telekom brand. Telekom Romania Mobile had 3.5 million subscribers with 15% market share as of July 2021.
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, Russia, Estonia, Latvia and Lithuania.
Dialog Axiata PLC, is one of Sri Lanka's largest telecommunications service providers, and the country's largest mobile network operator with over 17 million subscribers which amounts to 57% of the Sri Lankan mobile market. Dialog is a subsidiary of Axiata Group Berhad which owns 83.32% controlling stake of the company, while the rest is held by the public.
A1 Bulgaria is a telecommunications company in Bulgaria owned by A1 Telekom Austria Group.
Wind Telecomunicazioni S.p.A., more commonly known as Wind, was an Italian telecommunications company of the VimpelCom Ltd. group, which offered mobile telephony services and, through Infostrada, also fixed-line telephony services, Internet and IPTV.
A1 Telekom Austria (A1, A eins) is the leading fixed and mobile network operator in Austria, with 5.4 million mobile and 2.3 million fixed-line customers. A1 Telekom Austria traces its origins to Austria's first GSM mobile phone network which began testing in 1992 and commercial operations in 1994, under the name Mobilkom Austria, then part of the Austrian state-owned PTT agency Post- und Telegraphenverwaltung (PTV, ÖPT) until it was split off into its own company in 1996. After Mobilkom's merger with A1 Telekom Austria Group in July 2010 it operates under the new name of A1 Telekom Austria.
Telekom Srbija a.d. Beograd is a Serbian state-owned telecommunications operator. It was founded in May 1997 as a joint-stock company, by spinning off the telecommunications business from PTT Srbija. In April 2015, Telekom Srbija started providing all services in Serbia under the mts brand.
Digi Communications, also known as RCS & RDS, is a Romanian telecommunications holding company operating in Romania, Spain, Italy and now Portugal. Digi was founded by Zoltán Teszári, who is the majority shareholder, and has been listed on the Bucharest Stock Exchange since May 16, 2017.
COSMOTE MOBILE TELECOMMUNICATIONS S.A. known as just Cosmote is the largest mobile network operator in Greece. The company is headquartered in Athens and is a fully owned subsidiary of the Hellenic Telecommunications Organization (OTE), the incumbent telecommunications provider in Greece. COSMOTE has developed business operations in two other Southeast Europe countries through subsidiaries: Telekom Albania and Telekom Romania, addressing an extended market of 45 million people. In all three countries COSMOTE counts approximately 35.6 million customers.
The prevalent means of connecting to the Internet in Germany is DSL, introduced by Deutsche Telekom in 1999. Other technologies such as Cable, FTTH and FTTB (fiber), Satellite, UMTS/HSDPA (mobile) and LTE are available as alternatives.
Vodafone GmbH is a mobile telecommunications operator in Germany 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 Telekom Deutschland and Telefónica Germany.
Hutchison 3G Enterprises S.A.R.L., trading as 3 (Three) and Hutchison 3G (H3G), is the owner of several UMTS-based mobile phone networks and broadband Internet providers, which operate in Hong Kong, Macau, Austria, Denmark, Indonesia, Ireland, Italy, Sweden, and the United Kingdom.
T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington, U.S. Its largest shareholder is multinational telecommunications company Deutsche Telekom AG, which as of April 2023, holds a 51.4% majority stake in the company. T-Mobile US is the third-largest wireless carrier in the United States, with 117.9 million subscribers at the end of Q3 2023.
EE is a British national mobile network operator and internet service provider, which is a brand within the BT Group. EE is the second-largest mobile network operator in the United Kingdom, with 21.7 million customers as of September 2022.
1&1 AG is a German telecommunications service provider headquartered in Montabaur, Rhineland-Palatinate and listed on the TecDAX. Since 2017, the majority of the company has belonged to United Internet, and offers both mobile and landline services.
One Albania sh.a is a telecommunications company that operates in Albania. It was founded as Albanian Mobile Communications and was part of the COSMOTE Group since 2000. In 2015, the company joined the Deutsche Telekom group after which it was rebranded as Telekom Albania.
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