42.11.Z - Works related to construction of roads and motorways
23.61.Z - Manufacture of concrete products for construction purposes
23.63.Z - Manufacture of ready-mixed concrete
23.69.Z - Manufacture of other articles of concrete, plaster and cement
35.11.Z - Production of electricity
35.14.Z - Trade of electricity
43.21.Z - Electrical installation
43.29.Z - Other construction installation
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
46.69.Z - Wholesale of other machinery and equipment
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.90.Z - Non-specialised wholesale trade
68.20.Z - Rental and operating of own or leased real estate
70.22.Z - Business and other management consultancy activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
85.59.B - Other out-of-school forms of education, not elsewhere classified
