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Collosa is awarded the state contract for the conservation of 190 kilometers of the roads of Soria

March 2018 - Castilla y León Económica (Spanish Version)

     
     
     
 

 

Collosa participates in the electric interconection works with France that double the exchange capacity

April 2018 - Castilla y León Económica (Spanish Version)

     
     

Corporación Llorente
Valladolid - Málaga - Doha