Andrés Concha Rodríguez

The Group's principal activity is providing telecommunication and other related services throughout Chile. These services include: local telephone service, domestic and international long distance service, public and mobile telephone service, terminal equipment sales and leasing, data transmission, dedicated links, interconnection services, value-added services including the sale of telephone numbers such as '700' numbers for toll calls-to providers, Internet access, home security services and home assistance through monitoring and alarm systems using the telephone line, and broadband services for massive use with Asymmetric Digital Subscriber Line or ADSL technology. The company also provides digital/satellite TV subscriptions and packages that include channels for movies, children's programs, sports, series, cultural, local and international programs, and pay per view.

Empresa Eléctrica Pilmaiquén SA is a hydropower company, which engages in the generation, transmission, distribution, and supply of electricity. It operates through the following geographical segments: Chile, Argentina, Peru, and Colombia. The company was founded on June 26, 1987 and is headquartered in Santiago, Chile.