42.22.Z - Construction of utility projects for electricity and telecommunications
61.20.Z - Telecommunication reselling activities and intermediation service activities for telecommunication
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
43.91.Z - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
46.43.Z - Wholesale of electrical household appliances
46.47.Z - Wholesale of household, office and shop furniture, carpets and lighting equipment
46.51.Z - Wholesale of computers, peripheral equipment and software
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
46.69.Z - Wholesale of other machinery and equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
61.10.Z - Wired telecommunications activities
43.33.Z - Floor and wall covering
61.30.Z - Satellite telecommunications activities
61.90.Z - Other telecommunications activities
62.01.Z - Computer programming activities
62.02.Z - Computer consultancy activities
62.03.Z - Computer facilities management activities
62.09.Z - Other information technology and computer service activities
63.11.Z - Data processing, hosting and related activities
71.12.Z - Engineering activities and related technical consultancy
77.33.Z - Rental and leasing of office machinery, equipment and computers
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.12.Z - Repair and maintenance of (tele)communication equipment
35.13.Z - Transmission of electricity
27.12.Z - Manufacture of electricity distribution and control apparatus
27.20.Z - Manufacture of batteries and accumulators
27.31.Z - Manufacture of fibre optic cables
27.32.Z - Manufacture of other electronic and electric wires and cables
27.33.Z - Manufacture of wiring devices
27.40.Z - Manufacture of lighting equipment
27.90.Z - Manufacture of other electrical equipment
33.14.Z - Repair and maintenance of electrical equipment
35.11.Z - Production of electricity from non-renewable sources
35.12.B - Solar energy
35.12.Z - Transmission of electricity
27.11.Z - Manufacture of electric motors, generators and transformers
35.14.Z - Distribution of electricity
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Construction of roads and motorways
43.11.Z - Demolition
43.12.Z - Site preparation
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.31.Z - Plastering
43.32.Z - Joinery installation
