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
                                    
                                            
                                        43.11.Z - Demolition
                                    
                                            
                                        43.12.Z - Site preparation
                                    
                                            
                                        43.31.Z - Plastering
                                    
                                            
                                        43.33.Z - Floor and wall covering
                                    
                                            
                                        43.34.Z - Painting and glazing
                                    
                                            
                                        43.39.Z - Other building completion and finishing
                                    
                                            
                                        43.91.Z - Roofing activities
                                    
                                            
                                        46.61.Z - Wholesale of agricultural machinery, equipment and supplies
                                    
                                            
                                        46.63.Z - Wholesale of mining, construction and civil engineering machinery
                                    
                                            
                                        68.10.Z - Buying and selling of own real estate
                                    
                                            
                                        68.20.Z - Rental and operating of own or leased real estate
                                    
                                            
                                        71.11.Z - Architectural activities
                                    
                                            
                                        71.12.Z - Engineering activities and related technical consultancy
                                    
                                            
                                        71.20.B - Other technical testing and analysis
                                    
                                            
                                        77.32.Z - Rental and leasing of construction machinery and equipment