Dolnośląskie Surowce Skalne S.A. is a leading Polish crushed aggregate supplier. Major products offered by DSS include motorway and railway aggregate as well as aggregate used for the production of ready mixed concrete. DSS is one of the major aggregate suppliers for A1, A2 motorways and Wrocław Motorway By-pass.
The company extracts high quality amphibolite and migmatite deposits located in Piława Górna. Aggregate production is conducted in one of the largest and most modern processing plants in Europe. Quarry production capacity is currently characterized by 7.5 million tonnes annually.