74.90.Z - Other professional, scientific and technical activities not elsewhere classified
43.21.Z - Electrical installation
85.60.Z - Educational support activities
81.30.Z - Landscape service activities
72.19.Z - Other research and experimental development on natural sciences and engineering
72.11.Z - Research and experimental development on biotechnology
70.22.Z - Business and other management consultancy activities
70.21.Z - Public relations and communication activities
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
43.39.Z - Other building completion and finishing
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
02.40.Z - Service activity related to forestry
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
42.11.Z - Works related to construction of roads and motorways
41.20.Z - Building works related to erection of residential and non-residential buildings
41.10.Z - Realization of building projects related to erection of buildings
39.00.Z - Remediation activities and other waste management services
38.32.Z - Recovery of sorted materials
38.31.Z - Dismantling of wrecks
38.22.Z - Hazardous waste processing and neutralizing
38.21.Z - Treatment and disposal of non-hazardous waste
38.12.Z - Collection of hazardous waste
38.11.Z - Collection of non-hazardous waste
09.90.Z - Support activities for other mining and quarrying
08.92.Z - Extraction of peat
08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin
