Specialised in the design, production, transportation and assembly of all types of concrete elements, both for civil works and buildings. By using the most advanced processes, it is able to provide the best solutions in terms of quality, time and cost. 

Prethor is expanding its activity by creating mobile prefabrication units, for on-site production in major projects located away from its permanent production centres.  

Noia Bypass
O Eume Viaduct
Cieza viaduct
Bridge over the Guadalhorce rive...
Bridge over the Barayo river
Orzales Bridge