43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
81.22.B - Other building and industrial facility cleaning not classified elsewhere
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
43.99.Z - Other specialised construction activities n.e.c.
43.42.Z - Other specialised construction activities in construction of buildings
43.39.Z - Other building completion and finishing
43.35.Z - Other building completion and finishing
43.34.Z - Painting and glazing
33.11.Z - Repair and maintenance of fabricated metal products
42.99.Z - Construction of other civil engineering projects n.e.c.
41.20.Z - Building works related to erection of residential and non-residential buildings
41.00.B - Construction of non-residential buildings
41.00.A - Construction of residential buildings
33.20.Z - Installation of industrial machinery and equipment
33.14.Z - Repair and maintenance of electrical equipment
33.13.Z - Repair and maintenance of electronic and optical equipment
33.12.Z - Repair and maintenance of machinery
