42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.13.Z - Test drilling and boring
49.50.B - Transport via pipeline of other commodities
49.50.A - Transport via pipeline of fuel gases
49.42.Z - Removal services
49.41.Z - Freight transport by road
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
43.99.Z - Other specialised construction activities not elsewhere classified
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
09.10.Z - Support activities for petroleum and natural gas extraction
43.12.Z - Site preparation
41.20.Z - Building works related to erection of residential and non-residential buildings
33.20.Z - Installation of industrial machinery and equipment and outfit
30.11.Z - Building of ships and floating structures
25.29.Z - Manufacture of other tanks, reservoirs and containers of metal
25.12.Z - Manufacture of metal elements of building woodwork
25.11.Z - Manufacture of metal structures and parts of structures
23.70.Z - Cutting, shaping and finishing of stone
