71.12.Z - Engineering activities and related technical consultancy
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
43.22.Z - Plumbing, heat and air-conditioning installation
43.99.Z - Other specialised construction activities n.e.c.
46.14.Z - Activities of agents involved in the wholesale of machinery, industrial equipment, ships and aircraft
46.69.Z - Wholesale of other machinery and equipment
72.19.Z - Other research and experimental development on natural sciences and engineering
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
