71.12.Z - Engineering activities and related technical consultancy
58.11.Z - Book publishing
85.59.B - Other out-of-school forms of education, not elsewhere classified
77.33.Z - Rental and leasing of office machinery and equipment, including computers
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.20.Z - Photographic activities
74.10.Z - Specialised design activities
73.20.Z - Market research and public opinion polling
73.11.Z - Advertising agencies activities
63.12.Z - Web portals
63.11.Z - Data processing, hosting and related activities
58.19.Z - Other publishing activities
18.12.Z - Other printing
52.23.Z - Service activities incidental to air transportation
47.99.Z - Other retail sale not in stores, stalls or markets
47.91.Z - Retail sale via mail order houses or via internet
47.61.Z - Retail sale of books in specialised stores
46.19.Z - Agents involved in the sale of a variety of goods
46.18.Z - Agents specialised in the sale of other particular products
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.11.Z - Works related to construction of roads and motorways
18.14.Z - Binding and related services
18.13.Z - Pre-press and pre-media services
