Red Eléctrica Corporación, S.A. transmits electricity; operates and manages transmission network for the electricity system; and manages electricity transmission grid in Spain and internationally. Its transmission network comprises approximately 43,800 kilometers; and has 86,654 MVA of transformer capacity. The company also provides consultancy, engineering, and construction services; telecommunications infrastructure services to telecommunications operators comprising leasing of dark fiber; and line and sub-station maintenance services. Red Eléctrica Corporación, S.A. was founded in 1985 and is based in Alcobendas, Spain.