Ignacio Aller Mallo

The Group's principal activities are the management and exploration of public, private and industrial telephone services. Its operations also include leased lines and data transmission. The Group operates in the market of cellular mobile telephone service, telex transmission and other related services in the State of Minas Gerais.

Vivo Participaçoes SA provides wireless telecommunication services. Its services include phone data transmission, mobile internet services, voice and data transmission, such as access to mobile broadband Internet, video transmission and other on-line communication formats. The company was founded in 1998 and is headquartered in São Paulo, Brazil.

Yell Publicidad SA publishes and distributes directories. It publishes the Spanish telephone directores Páginas Amarillas & Páginas Blancas, besides operating the online Spanish yellow pages (PaginasAmarillas.es) and white pages (PaginasBlancas.es). It also operates sites such as as RestaurantesHoy.com (restaurant listings) & CalleaCalle.com, which gives information about more than 400,000 retail outlets and includes geo-referencing. The company is also present in Argentina, Chile and Peru. Yell Publicidad was founded in 1967 and is headquartered in Madrid, Spain

Brasilcel NV provides mobile telecommunications services. The company offers a range of mobile telephony services and other value-added services, including data transmission, broadband mobile Internet, and video transmission services to corporate and domestic customers. The firm was founded in December, 2002 and is headquartered in Amsterdam, the Netherlands.

Telefonica Moviles SA through its subsidiaries, provides wireless communications and related services and products to consumer and business customers in Spain, Morocco, and Latin America. Its service offerings include wireless voice services; wireless data and Internet services, such as short messaging services, multimedia messaging services, and wireless connectivity and Internet access; corporate services, including provision of business solutions that comprise wireless infrastructure in offices, and private networking, and portals for corporate customers; international roaming services; fixed wireless services; trunking and paging services; and the development of micropayments. In addition, the company offers various value-added services, including voice mail, call hold, call waiting, call forwarding, and three-way calling. It operates in Spain, Mexico, Peru, El Salvador, Guatemala, Venezuela, Colombia, Panama, Nicaragua, Ecuador, Uruguay, Argentina, and Chile, as well as in Brazil and Morocco. It has strategic alliances with T-Mobile International, Vodafone Espana, and Orange SA

Telefónica Móviles México SA de CV engages in the provision of telecommunication services. The firm specializes in mobile, public, and fixed-line services, as well as data transfers. The company was founded in 2001 and is headquartered in Mexico City, Mexico.