73.12.A - Intermediation in the sale of time and place on advertising aims in the radio and television
43.39.Z - Other building completion and finishing
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
72.19.Z - Other research and experimental development on natural sciences and engineering
71.12.Z - Engineering activities and related technical consultancy
58.19.Z - Other publishing activities
58.14.Z - Publishing of journals and periodicals
58.11.Z - Book publishing
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
43.99.Z - Other specialised construction activities not elsewhere classified
18.12.Z - Other printing
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
43.12.Z - Site preparation
43.11.Z - Demolition
42.22.Z - Works related to construction of telecommunications and electricity lines
41.20.Z - Building works related to erection of residential and non-residential buildings
18.13.Z - Pre-press and pre-media services
