Jaime Úrculo Bareño

Cementos Portland Valderrivas SA engages in cement and building materials manufacturing and has interests in real estate and financial services. It operates through the following segments: manufacture and sale of cement, concrete, aggregates, mortar and others. The company was founded in 1903 and is headquartered in Pamplona, Spain.

Cementos Lemona SA manufactures and markets construction materials. The firm was founded in 1917, and is based in Bilbao, Vizcaya.

Corporación Uniland SA manufactures cement, concrete, mortar and aggregates. The company has operations in Spain, where it runs two cement factories, around 25 concrete plants, about 10 aggregate quarries and 10 mortar plants. It also operates factories in Tunisia, Argentina, the UK and Uruguay. Corporación Uniland was founded in 1973 with the merger of Cementos Fradera SA and Cementos y Cales Freixa SA and is headquartered in Barcelona, Spain.

Uniland Cementera SA manufactures and distributes cement. Its products include clinker, low-alkali clinker, and landfort variants. The company is headquartered in Barcelona, Spain.