Sacyr, S.A. engages in the construction and infrastructure concessions, industry, and services businesses in Latin America, Africa, Europe, Asia, and Oceania. It offers various construction services comprising civil engineering, and residential and non-residential building infrastructures. The company also manages infrastructure, such as motorways, hospitals, transport hubs, etc. In addition, it develops conventional and renewable power plants, cogeneration plants, solar energy and geothermal plants, and biomass; operates and maintains power plants and industrial facilities; and designs, constructs, and operates waste treatment and waste-to-power plants, as well as mining and processing plant projects. Further, the company engages in the implementation of refinery, chemical and petrochemical, gas handling and treatment, and liquefied natural gas projects; and transportation and storage fuels; and engineering development and construction of high-voltage electricity lines and electricity substations, as well as low, medium, and high-voltage facilities. Additionally, it offers municipal, waste treatment, and regeneration services; integrated water cycle management, water purification, desalination, and treatment and recycling services; facility management and maintenance, buildings cleaning, and ancillary services; and explores, researches, and sells minerals. Sacyr, S.A. also engages in real estate development activities; and provides catering services. The company was formerly known as Sacyr Vallehermoso S.A. and changed its name to Sacyr, S.A. in August 2013. Sacyr, S.A. is based in Madrid, Spain.