33.20.Z - Installation of industrial machinery and equipment
35.11.Z - Production of electricity from non-renewable sources
35.14.Z - Distribution of electricity
35.30.Z - Steam and air conditioning supply
36.00.Z - Water collection, treatment and supply
38.21.Z - Materials recovery
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
42.99.Z - Construction of other civil engineering projects n.e.c.
46.63.Z - Wholesale of mining, construction and civil engineering machinery
46.69.Z - Wholesale of other machinery and equipment
46.71.Z - Wholesale of motor vehicles
64.20.Z - Activities of holding companies
70.10.Z - Activities of head office and holding companies, excluding financial holding companies
70.22.Z - Business and other management consultancy activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
74.90.Z - Other professional, scientific and technical activities not elsewhere classified