71.12.Z - Engineering activities and related technical consultancy
41.10.Z - Realization of building projects related to erection of buildings
42.11.Z - Works related to construction of roads and motorways
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
71.11.Z - Architectural activities
71.20.B - Other technical testing and analysis
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.19.Z - Photocopying, document preparation and other specialised office support activities
