Telefónica is a Spanish multinational telecommunications company headquartered in Madrid. As one of Europe’s largest telecom operators, it provides a broad range of communication services, including fixed-line and mobile telephony, broadband Internet, pay television and digital solutions. The company operates under well-known consumer brands such as Movistar, O2 and Vivo, serving both retail and corporate clients.
The company’s service portfolio encompasses mobile voice and data plans, fiber‐to‐the‐home (FTTH) broadband, enterprise networking and cloud solutions, as well as emerging digital offerings in areas such as Internet of Things, cybersecurity and big data analytics. Telefónica has invested in network modernization, rolling out 5G mobile services across multiple markets and expanding its fiber footprint to support high‐speed connectivity.
Founded in 1924 as Compañía Telefónica Nacional de España, Telefónica was privatized in the late 1990s and embarked on an international expansion strategy. Its footprint spans Europe and Latin America, with core markets in Spain, Germany and the United Kingdom under the O2 brand, and major operations in countries such as Brazil, Argentina, Chile, Colombia, Mexico and Peru under the Vivo and Movistar brands.
The company is led by Chairman and Chief Executive Officer José María Álvarez-Pallete López, who has overseen strategic transformation initiatives aimed at digitalization and sustainability. Telefónica is listed on the Bolsa de Madrid and its American depositary receipts trade over the counter in the U.S. under the ticker TEFOF.
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