42.12.Z - Works related to the construction of railways and underground railways
38.21.Z - Material recovery
41.00.B - Construction work related to the construction of non-residential buildings
42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere
43.11.Z - Demolition and destruction of buildings
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.24.Z - Installation of other building systems
49.20.Z - Rail freight transport
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane