36.00.Z - Water collection, treatment and supply
49.41.Z - Freight transport by road
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.20.Z - Photographic activities
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
71.12.Z - Engineering activities and related technical consultancy
58.19.Z - Other publishing activities
58.11.Z - Book publishing
20.59.Z - Manufacture of other chemical products not elsewhere classified
46.75.Z - Wholesale of chemical products
46.69.Z - Wholesale of other machinery and equipment
43.22.Z - Plumbing, heat and air-conditioning installation
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
41.20.Z - Building works related to erection of residential and non-residential buildings
33.20.Z - Installation of industrial machinery and equipment and outfit
33.12.Z - Repair and maintenance of machinery
33.11.Z - Repair and maintenance of fabricated metal products
28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified
25.21.Z - Manufacture of central heating radiators and boilers
