Elecnor SA. 

Elecnor, S.A. engages in the development, construction, operation of projects and services in Spain, and internationally. The company operates through three segments: Services, Projects, and Concessions and own projects. It offers electricity distribution, telecommunications or infrastructure maintenance; construction, operation and maintenance of energy generation and transmission infrastructure; and promotion, financing, investment and management of energy transmission and generation assets. It provides electricity, power generation, maintenance and efficiency energy, telecommunications and systems, railways, oil and gas, facilities, construction, water, environment, and natural resource activities. In addition, the company offers distribution and transmission networks, substations, transformer stations, and live-line work; public lighting; wind farms, solar photovoltaics, power generation plants, and self-consumption; catenary, traction substations, signaling, and interlocking, and communications; construction and rehabilitation of non-residential buildings; electricity and instrumentation, air conditioning, fire protection, ventilation, automation and control, plumbing and sanitation, security, public address and sound, and comprehensive installations; hydraulic works, and water treatment plants, and environmental works. Elecnor, S.A. was incorporated in 1958 and is based in Madrid, Spain. Elecnor, S.A. is a subsidiary of Cantiles XXI, S.L.