Acciona is the parent company of a construction group. Co. is engaged in general construction activities in the areas of civil engineering and buildings, including railways, marine and hydraulic works, motorways and airports, town planning, conduits, pavements, parking lots, and industrial and urban buildings. In addition, Co. is engaged in the provision of real estate services, the operation of parking lots, telecommunications, services, ecology and alternative means of energy. Co.'s operations are organized in six business divisions: Infrastructures, Real Estate, Energy, Water, Environmental & Urban Services and Logistic & Transport Services.

Compania de Distribucion Integral Logista Holdings, through its subsidiaries, is a distributor and logistics operator in Spain, Portugal, France, Italy and Poland. Co. is engaged in providing various distribution channels with a range of products and services, including tobacco and tobacco related products, convenience goods, electronic documents and products (such as mobile phone and travel card top-ups), pharmaceutical products, books, publications and lottery tickets. Co. provides these services through a network which spans the whole value chain, from picking up to POS delivery.

Distribuidora Internacional De Alimentacion is a supermarket and convenience store group based in Spain. Co. is engaged in the retail trade of food through cut-price self-service supermarkets and franchise establishments. Co. is engaged in the operation of stores located in Spain, France, Portugal, Turkey, Argentina, Brazil and China.

Nos SGPS is a holding company which is based in Portugal. Through its subsidiaries, Co. operates as a provider of telecommunications and media services. Co.'s subsidiaries main activities are data transmission, cable and satellite television, and internet services.

Obrascon Huarte Lain is an international concession and construction groups based in Spain. Co. maintains significant operations in 30 countries across all five continents. Co. is engaged in hospital and railway construction, transport infrastructure concessions, oil and gas, energy, solids handling and fire protection systems and international contracts. Co.'s operations are organized along four divisions: OHL Concesiones, OHL Construccion, OHL Industrial y OHL Desarrollos. Co. is also engaged in real state project developments of mixed use managed by the international hotel chains.

Ren Redes Energeticas Nacionais is engaged in two principal lines of business: electricity transmission, where Co. owns and operates Portugal's national high-voltage electricity transmission network (the "RNT"), and natural gas, where Co. is engaged in the reception, storage and regasification of liquefied natural gas ("LNG"), the operation of the national high-pressure gas transmission network, which Co. owns and operates under respective concessions and the underground storage of natural gas. Co.'s electricity transmission business is conducted through its subsidiary REN - Rede Electrica, which holds a 50 year concession to operate the electricity transmission network in Portugal.