42.11.Z - Works related to construction of roads and motorways
42.22.Z - Works related to construction of telecommunications and electricity lines
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.12.Z - Site preparation
43.22.Z - Plumbing, heat and air-conditioning installation
43.23.Z - Specialised construction activities
43.35.Z - Specialised construction activities
43.50.Z - Specialised construction activities
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane