41.20.Z - Building works related to erection of residential and non-residential buildings
25.11.Z - Manufacture of metal structures and parts of structures
25.12.Z - Manufacture of metal elements of building woodwork
25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy
25.61.Z - Treatment and coating of metals
33.11.Z - Repair and maintenance of fabricated metal products
41.10.Z - Realization of building projects related to erection of buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.11.Z - Demolition
43.12.Z - Site preparation
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
