42.21.Z - Works related to construction of transmission pipelines and distribution networks
                                    
                                            
                                        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
                                    
                                            
                                        42.22.Z - Works related to construction of telecommunications and electricity lines
                                    
                                            
                                        42.91.Z - Works related to construction of water projects
                                    
                                            
                                        42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
                                    
                                            
                                        43.11.Z - Demolition
                                    
                                            
                                        43.12.Z - Site preparation
                                    
                                            
                                        43.13.Z - Test drilling and boring
                                    
                                            
                                        43.22.Z - Plumbing, heat and air-conditioning installation
                                    
                                            
                                        43.29.Z - Other construction installation
                                    
                                            
                                        43.91.Z - Roofing activities
                                    
                                            
                                        43.99.Z - Other specialised construction activities not elsewhere classified
                                    
                                            
                                        49.41.Z - Freight transport by road
                                    
                                            
                                        52.10.B - Warehousing and storage of other goods
                                    
                                            
                                        55.10.Z - Hotels and similar accommodation
                                    
                                            
                                        71.12.Z - Engineering activities and related technical consultancy