Demetrio Ullastres Llorente

Founded in 1999, Dragados Construccion PO is a Spanish construction company that provides construction services. The company is based in Oviedo, Spain and is part of ACS Actividades de Construcción y Servicios SA.

Ullastres SA is a Spanish company that was founded in 1912 and provides water management services.

Grupo Dragados SA is involved in four business areas, namely, construction, services, industrial and concessions. The company builds and manages large-scale projects such as power facilities and oil pipelines. The company excels in the construction of airports, dams, bridges and toll roads. The construction segment focuses on all domestic and international construction and engineering activities; including building construction, civil works, building maintenance and infrastructure conservation. It was founded in 1941. The company is located in Madrid, Spain

Part of Controladora Mexicana de Aeropuertos SA de CV, Aeropuertos Mexicanos del Pacífico SA de CV is a company based in Guadalajara, Mexico. The company operates airports and was acquired by Controladora Mexicana de Aeropuertos SA de CV.

Abertis Airports SA provides airport management and air transport services. They are also engaged in business areas including management of toll roads, car parks and logistics parks. The company was founded in 2005 and is based in Barcelona, Spain.