71.12.Z - Engineering activities and related technical consultancy
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.22.Z - Plumbing, heat and air-conditioning installation
68.10.Z - Buying and selling of own real estate
68.31.Z - Real estate agencies
68.32.Z - Management of real estate on a fee or contract basis
71.11.Z - Architectural activities
72.19.Z - Other research and experimental development on natural sciences and engineering
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
