43.21.Z - Electrical installation
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
35.14.Z - Trade of electricity
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
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
35.13.Z - Distribution of electricity
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
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Other technical testing and analysis
80.20.Z - Security systems service activities
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.12.Z - Repair and maintenance of (tele)communication equipment
95.21.Z - Repair and maintenance of consumer electronics
95.22.Z - Repair and maintenance of household appliances and home and garden equipment
27.40.Z - Manufacture of electric lighting equipment
02.30.Z - Gathering of wild growing forestry products, excluding wood
25.62.Z - Mechanical working of metal elements
26.11.Z - Manufacture of electronic components
26.12.Z - Manufacture of electronic printed circuits
26.20.Z - Manufacture of computers and peripheral equipment
26.30.Z - Manufacture of (tele)communication equipment
26.40.Z - Manufacture of consumer electronics
26.51.Z - Manufacture of instruments and appliances for measuring, testing and navigation
27.11.Z - Manufacture of electric motors, generators and transformers
27.12.Z - Manufacture of electricity distribution and control apparatus
27.33.Z - Manufacture of installing equipment
02.20.Z - Logging
27.51.Z - Manufacture of electric domestic appliances
27.90.Z - Manufacture of other electrical equipment
29.31.Z - Manufacture of electrical and electronic equipment for motor vehicles
33.11.Z - Repair and maintenance of fabricated metal products
33.12.Z - Repair and maintenance of machinery
33.13.Z - Repair and maintenance of electronic and optical equipment
33.14.Z - Repair and maintenance of electrical equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
35.11.Z - Production of electricity
35.12.Z - Transmission of electricity