Holcim Karierni Materiali AD, Sofia and Holcim Karierni materiali Plovdiv AD are major producers of aggregates for the construction business in Sofia, Plovdiv, Pazardjik and the surrounding regions. They offer a rich variety in size and kind of materials for different construction applications, from concrete and concrete products to asphalt, roads, mortars, etc. The companies operate a total of seven production sites.
The companies continuously invest in new equipment in order to respond to the high quality and volume requirements of the market.
The aggregates are certified and monitored for quality compliance in specialized laboratories such as the Building Research Institute (NISI), Research Institute of Building Materials (NIISM), TRA EOOD (a member of TPA International), etc.