43.11.Z - Demolition
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
42.91.Z - Works related to construction of water projects
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
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
49.41.Z - Freight transport by road
77.32.Z - Rental and leasing of construction machinery and equipment