43.22.Z - Plumbing, heat and air-conditioning installation
33.12.Z - Repair and maintenance of machinery
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
42.11.Z - Works related to construction of roads and motorways
43.21.Z - Electrical installation
43.29.Z - Other construction installation
43.31.Z - Plastering
43.33.Z - Floor and wall covering
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities
93.29.A -