41.20.Z - Building works related to erection of residential and non-residential 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
43.99.Z - Other specialised construction activities not elsewhere classified
46.49.Z - Wholesale of other household goods
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
46.90.Z - Non-specialised wholesale trade
47.19.Z - Other retail sale in non-specialised stores
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
47.78.Z - Other retail sale of new goods in specialised stores
47.91.Z - Retail sale via mail order houses or via internet
47.99.Z - Other retail sale not in stores, stalls or markets
49.41.Z - Freight transport by road
74.10.Z - Specialised design activities