42.21.Z - Works related to construction of transmission pipelines and distribution networks
41.20.Z - Building works related to erection of residential and non-residential buildings
42.22.Z - Works related to construction of telecommunications and electricity lines
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.39.Z - Other building completion and finishing
70.22.Z - Business and other management consultancy activities
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77.12.Z - Rental and leasing of other motor vehicle, excluding motorcycles
77.32.Z - Rental and leasing of construction machinery and equipment
