43.21.Z - Electrical installation
43.39.Z - Other building completion and finishing
95.12.Z - Repair and maintenance of (tele)communication equipment
95.11.Z - Repair and maintenance of computers and peripheral equipment
80.20.Z - Security systems service activities
77.32.Z - Rental and leasing of construction machinery and equipment
77.12.Z - Rental and leasing of other motor vehicle, excluding motorcycles
77.11.Z - Rental and leasing of cars and light motor vehicles
62.02.Z - Computer consultancy activities
47.43.Z - Retail sale of audio and video equipment in specialised stores
47.42.Z - Retail sale of telecommunications equipment in specialised stores
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
41.10.Z - Realization of building projects related to erection of buildings
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.22.Z - Works related to construction of telecommunications and electricity lines
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