Alstom serves the power generation and transmission markets, and rail transport market. Co.'s activities are divided into four sectors: the Thermal Power Sector (Co. offers power generation solutions using gas or coal to services including plant modernization, maintenance and operational support); the Renewable Power sector offers EPC solutions, turbines and generators, control equipment and maintenance for Hydropower and Wind power activities; the Grid Sector designs and manufactures equipment and turnkey solutions to manage power grids and transmit electricity from the power plant to the large end-user; and the Transport Sector provides rail transport products, systems and services.

Construcciones y Auxiliar de Ferrocarriles SA (CAF) is a Spain-based company engaged in the rolling stock manufacture. The Company's activities are divided into two business segments: Rolling stock, as well as Components and spare parts. The Rolling stock division focuses on the design, production and distribution of rolling stock and equipment for railway systems, such as high-speed vehicles, locomotives, trains for middle-distance transportation, commuter trains and electric motorcars, subway trains, streetcars, traction and signaling systems, as well as energy storage solutions. The Components and spare parts division offers elements and spare parts for rolling stock equipment, such as wheels, axles and gear units. In addition, the Company offers technical assistance, maintenance and after-sale services, as well as development of rail infrastructure, among others. It operates through numerous subsidiaries in Spain, France, Germany, the United States, Brazil and Mexico, among others.

Knorr Bremse AG is a Germany-based company that manufactures braking systems and other subsystems for rail and commercial vehicles. It operates through two segments: Rail Vehicle Systems and Commercial Vehicle Systems. The Rail Vehicle Systems segment equips mass transit vehicles, such as metro cars, and mainline freight and passenger trains with brake systems, as well as entrance systems, heating, ventilation and air conditioning (HVAC) systems, auxiliary power supply, driver assistance systems, electrical traction equipment and control technology, among others. The Commercial Vehicle Systems segment offers products for trucks, buses, trailers and agricultural machinery. Its product portfolio includes brake systems and vehicle dynamics solutions, such as driver assistance, energy supply and distribution systems, such as air compressors, and fuel efficiency products and transmission subsystems, such as vibration dampers, among others. The Company also offers aftermarket services.

Siemens is a technology company. Co.'s Energy sector provides a range of products, solutions and services for generating and transmitting power. The Healthcare sector provides customers a range of medical solutions across the treatment chain. The Industry sector supplies products and solutions for industrial companies, primarily in the process and manufacturing industries. The Infrastructure & Cities sector provides a range of technologies that accelerates the capabilities of metropolitan centers and urban infrastructures. The Investments segment is comprised of Co.'s equity stakes in other companies. The Financial Services segment provides business-to-business financial solutions.

Talgo is engaged in designing, manufacturing, repairing and maintaining the railway rolling stock, as well as the manufacturing, assembling, repairing and maintaining the engines, machinery and parts of the railway systems. Co. has an industrial presence in seven countries: Spain, Germany, Kazakhstan, Uzbekistan, Russia, Saudi Arabia and U.S.A. Co. has an active fleet in Europe, Asia and North America that comprises of 94 high-speed trains and more than 1,400 Talgo tilting passenger cars. Also, Co. purchases, redesigns, constructs, leases and sells all types of real estate.