43.22.Z - Plumbing, heat and air-conditioning installation
41.10.Z - Realization of building projects related to erection of buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.29.Z - Other construction installation
43.39.Z - Other building completion and finishing
43.99.Z - Other specialised construction activities not elsewhere classified
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
73.20.Z - Market research and public opinion polling
77.32.Z - Rental and leasing of construction machinery and equipment
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified
