41.20.Z - Building works related to erection of residential and non-residential buildings
43.34.Z - Painting and glazing
81.30.Z - Landscape service activities
81.29.Z - Other cleaning activities
81.22.Z - Specialised building and industrial cleaning activities
81.21.Z - General cleaning of buildings
81.10.Z - Buildings service support activities
77.32.Z - Rental and leasing of construction machinery and equipment
71.12.Z - Engineering activities and related technical consultancy
49.41.Z - Freight transport by road
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.69.Z - Wholesale of other machinery and equipment
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
43.39.Z - Other building completion and finishing
26.51.Z - Manufacture of instruments and appliances for measuring, testing and navigation
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.22.Z - Plumbing, heat and air-conditioning installation
43.12.Z - Site preparation
43.11.Z - Demolition
42.11.Z - Works related to construction of roads and motorways
41.10.Z - Realization of building projects related to erection of buildings
33.20.Z - Installation of industrial machinery and equipment and outfit
33.14.Z - Repair and maintenance of electrical equipment
33.12.Z - Repair and maintenance of machinery
28.25.Z - Manufacture of industrial cooling and ventilation equipment