Founded in 1873, Trefilerías Quijano has become a world leader for wire and its by-products. The companies that operate under the CELSA GROUP brand have become situated among the leading steel
The origins of Rugui date back to the year 1920. A small foundry owned by the Ucin family manufactured farming tools and instruments.
After a long and fruitful experience beginning in 1970, Tremefil-Izaguirre offers a wide range of calibrated cold-rolled steel profiles, specialized in small sections. Tremefil-Izaguirre develops