43.12.Z - Site preparation
25.62.Z - Mechanical working of metal elements
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Works related to construction of roads and motorways
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
43.11.Z - Demolition
43.39.Z - Other building completion and finishing
45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles
49.41.Z - Freight transport by road
52.21.Z - Service activities incidental to land transportation
77.32.Z - Rental and leasing of construction machinery and equipment