MAZURSKA GIEŁDA KRUSZYW NATURALNYCH SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

08.12.Z - Extraction of gravel, sand, clay, and kaolin

08.99.Z - Other mining and quarrying, not elsewhere classified

09.90.Z - Service activities incidental to other mining and quarrying

23.99.Z - Production of other products from non-metallic mineral raw materials not classified elsewhere

33.12.Z - Repair and maintenance of machinery

33.20.Z - Installation of industrial machinery, equipment, and devices

38.11.Z - Collection of non-hazardous waste

38.21.Z - Material recovery

42.11.Z - Works related to the construction of roads and highways

52.21.Z - Support activities for land transport