TEF
Telefonica is a global telecommunications company headquartered in Madrid, operating in eight countries with a diversified portfolio of consumer and business telecommunications services. The company employs a large workforce and owns notable brands such as Movistar, Vivo, and O2 across its markets. It focuses on mobile and fixed-network services, broadband, and digital communications, while also emphasizing sustainability and innovation as part of its strategic priorities. Headquartered in Spain, Telefonica coordinates operations across Europe and the Americas, including Spain, Germany, the United Kingdom, and Brazil.