ACS Actividades de Construccion y Servicios is a holding company. Through its subsidiaries, Co.'s activities are divided into the following areas: Construction, engaged in the construction of civil works, and residential and non-residential building construction; industrial services, engaged in the development of applied engineering services, installations and the maintenance of industrial infrastructures in the energy, communications and control systems sectors; services, groups together environmental services, the outsourcing of building maintenance services, logistics and transport services; and concessions, mainly engaged in transport infrastructure concessions.

Aena SME SA, formerly Aena SA, is a Spain-based company primarily engaged in the airports operation. Its activities are divided into four segments: Airports, which comprises Aeronautical subdivision, responsible for the management of airports, jetways, security, handling, cargo and fuel services, among others, as well as Commercial subdivision, including duty-free and specialty stores, restaurant services, car rental, as well as banking services and advertising; Services outside the terminal, which manages real estate assets, such as parking lots, warehouses and lands; International, which comprises operations of Company's subsidiary, Aena Desarrollo Internacional SA, that invests in other airport owners principally in Mexico, Colombia and the United Kingdom; and Others, encompassing corporate activities. It manages tourism, hub and regional airports, as well as heliports and general aviation areas. Furthermore, its destination range comprises Europe, the Americas, Asia and Africa.

CIE Automotive is the parent company of an industrial group formed by several companies that are engaged in the design, manufacture and sale of automobile component and sub-units on the world market. In addition, Co. is also engaged in the bio-fuels business which is in the initial stages of development and is made up of various companies devoted to the production and distribution of bio-fuels.

Telefonica is engaged in the provision of public or private telecommunications services, including ancillary or complementary telecommunications services or related services. Co.'s fixed business includes: traditional fixed telecommunication services, Internet and broadband multimedia services, data and business-aplications services, and wholesale services for telecommunication operators. Co. also provides a range of mobile and related services and products to consumer and business customers, including mobile voice services, value added services, mobile data and Internet services, wholesale services, corporate services, roaming, fixed wireless, and, trunking and paging.

Unicaja Banco SA is a Spain-based financial institution (the Bank) engaged in the banking sector. The Bank offers services to individual and business customers. Its products and services range includes current and savings accounts, debit and credit cards, consumer and commercial loans, real estate credit, securities brokerage, funds management, leasing, factoring, pension plans, life and non-life insurance, international trade financing, money transfer, as well as treasury, among others. The Bank operates a number of branches in Spain and Morocco. The Bank is controlled by Fundacion Bancaria Unicaja.

Vocento is engaged in the editing, distribution and sale of unit or periodic publications of general, cultural, sport, artistic or any other nature type of information, as well as the printing and sale of printing warehouses and any other activities related to the editorial industry and graphic arts. Co. is also engaged in the establishment, utilization and sale of radio stations, television stations and other types of installations for the emission, production and promotion of audiovisual media, as well as the production, edition and distribution of discs, tapes, magnet phonic tapes, programs, films and all other types of communication media.