41.10.Z - Realization of building projects related to erection of buildings
09.10.Z - Support activities for petroleum and natural gas extraction
09.90.Z - Support activities for other mining and quarrying
25.11.Z - Manufacture of metal structures and parts of structures
42.99.Z - Construction of other civil engineering projects n.e.c.
71.12.Z - Engineering activities and related technical consultancy
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.99.Z - Other business support service activities not elsewhere classified
96.09.Z - Other personal service activities not elsewhere classified