47.91.Z - Retail sale via mail order houses or via internet
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
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
47.79.Z - Retail sale of second-hand goods in specialised stores
47.99.Z - Other retail sale not in stores, stalls or markets
52.21.Z - Service activities incidental to land transportation
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
62.01.Z - Computer programming activities
62.09.Z - Other information technology and computer service activities
63.12.Z - Web portals
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
