Telia Company AB is a Swedish multinational telecommunications company and mobile network operator present in Sweden, Finland, Norway, Denmark, Estonia, Latvia and Lithuania.
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.
The Proximus Group is a provider of digital services and communication in Belgium and the international markets. In Belgium, its main products and services are offered under the Proximus, Scarlet, and Mobile Vikings brands. The Group is also active in Luxembourg as Proximus Luxembourg SA, under the brand names Tango and Telindus Luxembourg, and in the Netherlands through Telindus Netherlands. The Group's international carrier activities are carried out by BICS and Telesign one of the world's leading voice carriers and the largest provider of mobile data services worldwide. Proximus Accelerators, its ecosystem of IT partners, support companies in their digital transformation.
O2 (typeset as O2) is a global brand name owned by the Spanish telecommunications company Telefónica. The company uses the O2 brand for its subsidiaries in the United Kingdom and Germany. Since 2018, it is also used as an online-only flanker brand in Spain.
KPN is a Dutch telecommunications company. KPN originated from a government-run postal, telegraph and telephone service and is based in Rotterdam, Netherlands.
Vodafone Libertel B.V. is the second largest mobile phone company in the Netherlands, and was previously called Libertel. It is part of VodafoneZiggo, a joint venture between Ziggo and Vodafone.
TIM S.p.A., commonly known as TIM Group, is an Italian telecommunications company with headquarters in Rome, Milan, and Naples, which provides fixed telephony and DSL data services.
Tessellis S.p.A. is an Italian telecommunications company founded in 1998 and based in Cagliari, Sardinia, that provides Internet and telecommunications services in Italy, and, previously had operations in other European nations through its acquisition of many smaller European Internet Service Providers (ISPs) in the late 1990s.
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.
Vodafone Italia S.p.A. is an Italian telecommunications company, subsidiary of Vodafone Group Plc. It has 30,153,000 mobile phone customers and 3,182,000 fixed phone lines, with respectively a market share of 28.5% and 16%.
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.
DPG Media Group is a Belgian media company also active in the Netherlands and Denmark. It is owned by the Van Thillo family and employs some 6,000 people.
Rostelecom (Ростелеком) is Russia’s largest provider of digital services for a wide variety of consumers, households, private businesses, government and municipal authorities, and other telecom providers. Rostelecom interconnects all local public operators’ networks into a single national network for long-distance service. In other words, if one makes a long-distance call or originates Internet contact to or from Russia, it is likely that Rostelecom is providing part of the service. The company's stock trades primarily on the Moscow Exchange.
UPC Holding is a European telecommunications company owned by Liberty Global which provides cable television, broadband internet and fixed telephony in Europe.
Retevisión was a former Spanish telecommunications company; of which a portion of it continues to exist as Cellnex Telecom, which was spun off from Abertis in 2015.
Telefonica UK Limited, trading as O2 UK (stylised as O2), is a British telecommunications services provider, headquartered in Slough, England which operates under the O2 brand. It is owned by VMED O2 UK Limited, a 50:50 joint venture between Telefónica and Liberty Global. O2 is the UK's largest mobile network operator, with 23.8 million subscribers as of May 2023.
Comviq is since 2009 a Swedish prepaid and postpaid mobile phone flanker brand, fully owned by Tele2. The original Comvik operation is the predecessor to two listed companies: Tele2 and Millicom.
Odido Netherlands B.V. is the largest mobile phone company in the Netherlands. It was owned by Deutsche Telekom before being sold to WP/AP Telecom Holdings IV B.V., a joint venture between Warburg Pincus and Apax Partners. From 2021–23, it licensed the T-Mobile brand name from Deutsche Telekom. As of August 2020, it has 5.7 million customers.
Cellnex Telecom is a Spanish wireless telecommunications infrastructure and services company with up to 135,000 sites -including forecast roll-outs up to 2030- throughout Europe. Its activity is divided into four main areas: services for telecommunications infrastructures; audiovisual broadcasting networks; security and emergency network services; and solutions for the intelligent management of urban infrastructures and services.
