74.99.Z - All other professional, scientific and technical activities n.e.c.
43.42.Z - Other specialised construction activities in construction of buildings
78.10.Z - Activities of employment placement agencies
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods n.e.c.
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment
70.20.Z - Business and other management consultancy activities
68.12.B - Construction projects related to the erection of non-residential buildings
68.12.A - Construction projects related to the erection of residential buildings
52.31.Z - Intermediation service activities for freight transportation
49.41.Z - Freight transport by road
43.99.Z - Other specialised construction activities n.e.c.
43.60.Z - Intermediation service activities for specialised construction services
33.12.Z - Repair and maintenance of machinery
43.41.Z - Roofing activities
43.34.Z - Painting and glazing
43.23.Z - Installation of insulation
43.22.Z - Plumbing, heat and air-conditioning installation
42.99.Z - Construction of other civil engineering projects n.e.c.
42.21.Z - Construction of utility projects for fluids
41.00.B - Construction of non-residential buildings
41.00.A - Construction of residential buildings
37.00.Z - Sewerage
36.00.Z - Water collection, treatment and supply
