Banco Santander is a holding company, providing a range of financial products. Co.'s products and services include: retail banking business that covers all customer banking businesses; wholesale banking business; as well as asset management and insurance business. Co.'s principal operations are in Spain, the U.K., Portugal, Germany, Italy and Latin America. As of Dec 31 2014, Co.'s total assets amounted to Euro1,266,296,000,000 and total customer deposits amounted to Euro647,627,000,000.

Endesa is engaged in the production, transmission, distribution, and supply of electricity, through hydroelectric, fossil fuel, and nuclear generation. Co. is also engaged in the mining of coal for use in its fossil-fuel electric plants; mining research; land restoration, and environmental monitoring and control.

Euskaltel SA is a Spain-based company engaged in the provision of integrated telecommunication services. The Company's activities are divided into three segments: Residential, Business, as well as Wholesale and Other. The Residential segment provides fixed and mobile telecommunication services, broadband and wireless Internet, as well as digital television (TV) as a single service and in packages. The Business division primarily offers fixed and mobile telephony, as well as Internet access for enterprises. The Wholesale and Other area serves wholesale customers and is responsible for the delivery of communication services, such as infrastructure leasing, information technology (IT) outsourcing, as well as sell of installation material and electronics. The Company operates in the Basque Country, Spain.

Ferrovial is a transportation company based in Spain. Co. is engaged in operations in the transportation sector. Co. specializes in the design, construction, management, administration and maintenance of transport infrastructures. Co.'s services range also includes the maintenance of parking lots, and land-, sea- and air-based transport networks. Co. is also engaged in the promotion and operation of short-stay parking lots, parking regulation and management services and promotion and sale of residents' parking.

Iberdrola is a holding company. Through its subsidiaries, Co. operates in four segments: network business, which includes all the energy transmission and distribution activities, and other regulated activity originated in Spain, the U.K., the U.S. and Brazil; deregulated business, which includes electricity generation and sales businesses as well as gas trading and storage businesses carried on by Co. in Spain, Portugal, the U.K. and North America; renewable business, with activities related to renewable energies in Spain, the U.K., the U.S. and the rest of the world; and other businesses, including the engineering and construction businesses and the non-power businesses.

International Airlines Group is an international scheduled airline and global premium airlines. Co.'s principal place of business is London with significant presence at Heathrow, Gatwick and London City airports.