41.10.Z - Construction work related to the construction of residential and non-residential buildings
41.20.Z - Construction work related to the construction of residential and non-residential buildings
42.11.Z - Works related to the construction of roads and highways
42.99 - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere
43.1 - Demolition and site preparation for construction
43.21.Z - Installation of electrical systems
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.29.Z - Specialized construction works
43.3 - Performing finishing construction works
43.9 - Other specialized construction works
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane