71.12.Z - Engineering activities and related technical consultancy
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
81.30.Z - Landscape service activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
72.19.Z - Other research and experimental development on natural sciences and engineering
72.11.Z - Research and experimental development on biotechnology
71.20.B - Other technical testing and analysis
71.11.Z - Architectural activities
68.31.Z - Real estate agencies
46.75.Z - Wholesale of chemical products
41.10.Z - Realization of building projects related to erection of buildings
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
43.22.Z - Plumbing, heat and air-conditioning installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
42.91.Z - Works related to construction of water projects
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
