CALCOM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

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

33.12.Z - Repair and maintenance of machinery

33.15.Z - Repair and maintenance of civilian ships and boats

33.16.Z - Repair and maintenance of civilian aircraft and spacecraft

33.17.Z - Repair and maintenance of other civil transport equipment

35.30.Z - Generation and supply of steam and air for air-conditioning systems

38.31.Z - Waste incineration without energy recovery

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.12.Z - Site preparation for construction