Telefónica, S.A. provides telecommunications services in Spain, Brazil, Germany, and the United Kingdom through its subsidiaries. It offers digital services for residential customers, including entertainment, home connectivity, and security, as well as advanced solutions for businesses and public administrations such as cloud, cybersecurity, IoT, artificial intelligence, and professional services. The company also provides wholesale services to other operators, fixed and wireless telephony, wholesale commercialization of a fiber-to-the-home network, and manages borrowing activities. Additionally, it offers ecosystem services like devices, health, insurance, video content, solar energy, alarm systems, advertising, financial services, and education, along with traffic, connection fees, network usage fees, interconnection, network and equipment leasing, handset sales, and other digital services including Pay TV and value-added services. Telefónica, S.A. was incorporated in 1924 and is based in Madrid, Spain.