Limestone mining resource of the highest quality.

Campanzar quarry is located on the rocky mountain of Udalaitz in Arrasate-Mondragón, where its limestone and concrete supply and manufacture takes place, this is mainly for  the Alto Deba region and also in some municipalities located on Duranguesado region in Bizkaia.

It provides a limestone mining resource of the highest quality making it into the benchmark supplier within the construction sector, in its zone of influence, both for construction and civil works.

The exploitation is an opencast mine with an innovative and emerging annexed underground quarry, located on the mountain subsoil, but which is respectful of the environment. Owing to to the amount of its reserves its future viability is assured.