Teléfonos de México, S.A.B. de C.V. (Telmex) is a fixed-line telecommunications provider with nationwide operations in Mexico. Its portfolio includes residential and corporate fixed-line telephony, corporate networks, broadband services, information network management, telephone and computer equipment sales, and interconnection services to other carriers. It also provides prepaid telephone services in Mexico. In the corporate segment, the firm also offers datacenter, cloud-based, collaborative, and IT security services, among others. Founded in 1947, it is controlled by Mexican telecommunications company América Móvil, and in 2010, they merged operations. Telmex has subsidiaries across several Latin American markets including Argentina, Chile and Peru and after the restructuring process all subsidiaries operate under the Claro brand.
