Telefónica, S.A. is a Spanish multinational telecommunications company with registered office and headquarters located in two different places, both in Madrid, Spain. It is one of the largest telephone operators and mobile network providers in the world. It provides fixed and mobile telephony, broadband, and subscription television, operating in Europe and the Americas.
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.
Eircom Limited, trading as Eir, is a large fixed, mobile and broadband telecommunications company in Ireland. The company, which is currently incorporated in Jersey, traces its origins to Ireland's former state-owned monopoly telecommunication provider Telecom Éireann and its predecessors, P&T and before the foundation of the state, the telecommunications division of the GPO. It remains the largest telecommunications operator in Ireland and has overseas operations focused on the business and corporate telecom markets in the United Kingdom. The company was in majority state ownership until 1999, when it was privatised through a flotation on the Irish and New York Stock Exchanges.
TIM S.p.A. is an Italian telecommunications company with headquarters in Rome, Milan, and Naples, which provides fixed, public and mobile telephony, and DSL data services.
Vivendi SE is a French investment company headquartered in Paris. It currrently wholly-owns Gameloft as well as a number of investments in several companies, primarily involved in content, entertainment, media, and telecommunications. In 2000, Vivendi Universal was created from the merger with Groupe Canal+ and Seagram Company Ltd., owner of Universal Pictures. Vivendi sold 80% of Universal to the now-defunct General Electric in 2004, forming what is now NBCUniversal. In 2006, it sold off most of the Universal components and its name reverted to Vivendi. GE bought out Vivendi's 20% stake in NBCUniversal during Comcast's acquisition of the latter. As of 2021, Vivendi's chairman Yannick Bolloré is also CEO of Havas, which was spun off from Vivendi in 2000 but has since become a subsidiary. The company is known for its stake in Universal Music Group, which it partially spun off from 2021. In 2024, Vivendi spun-off its non-investment businesses into three companies: Canal+ (entertainment), Havas (advertising), and Louis Hachette Group.
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.
Oi, formerly known as Telemar, is the largest fixed telephone operator and the fourth mobile telephone operator in Brazil, being the third largest telecommunication company in Latin America. It is headquartered in Rio de Janeiro.
Sprint Corporation was an American telecommunications company. Before being acquired by T-Mobile US on April 1, 2020, it was the fourth-largest mobile network operator in the United States, serving 54.3 million customers as of June 30, 2019. The company also offered wireless voice, messaging, and broadband services through its various subsidiaries under the Boost Mobile and Open Mobile brands and wholesale access to its wireless networks to mobile virtual network operators.
Neuf Cegetel was a French wireline telecommunications service provider and a mobile virtual network operator (MVNO). It offered various telecommunications services to consumers, enterprises and wholesale customers, ranking second in the country in annual revenues. It was legally established in 2005 following the completion of the merger between Neuf Telecom and Cegetel. As of June 2008, the company became a wholly owned subsidiary of SFR, and the brand disappeared commercially.
P4 sp. z o.o., known as Play, is a Polish telecommunications company. Play was founded as a mobile telephony operator in 2007 and has gradually increased its local market share in mobile, up to 27% as of 2017. In September 2020, Play became part of French Iliad. Before being sold, Iceland's Novator Partners, led by Icelandic businessman Thor Bjorgolfsson, acquired a large stake in the company. As of November 20, 2020, Iliad owns 96,66% of Play.
Wind Telecom S.p.A. was an Italian telecommunications holding company owned by the multinational VimpelCom Ltd., originally controlled by Egyptian billionaire Naguib Sawiris.
T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington. Its largest shareholder is Deutsche Telekom, a company that operates telecommunications networks in several other countries. T-Mobile is the second largest wireless carrier in the United States, with 130 million subscribers as of December 31, 2024.
Xavier Niel is a French billionaire businessman. He is involved in the telecommunications and technology industry and is the founder and majority shareholder of the French Internet service provider and mobile operator Iliad trading under the Free brand. He is also co-owner of the newspaper Le Monde, co-owner of the rights of the song "My Way" and owner of Monaco Telecom, Salt Mobile and Eir. He is chairman and chief strategy officer for Iliad, and also a board member of KKR, Unibail-Rodamco-Westfield, and ByteDance.
TIM Brasil Serviços e Participações S.A., commonly known as TIM Brasil, is a Brazilian telecommunications company, subsidiary of TIM S.p.A., which provides mobile and fixed telephony services.
Ho Mobile, variously stylized as ho., ho.Mobile, or ho-mobile, is an Italian sub-brand of Fastweb + Vodafone operating as a Mobile Virtual Network Operator.
Iliad Italia S.p.A. is an Italian telecommunications company, wholly-owned subsidiary of the French group Iliad SA
Sprint Corporation and T-Mobile US merged in 2020 in an all shares deal for $26 billion. The deal was announced on April 29, 2018. After a two-year-long approval process the merger was closed on April 1, 2020, with T-Mobile emerging as the surviving brand. The Sprint brand was discontinued by T-Mobile on August 2, 2020.
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.
€9.24 billion (2023)
€318 million (2023)
