62.01.Z - Computer programming activities
47.91.Z - Retail sale via mail order houses or via internet
95.12.Z - Repair and maintenance of (tele)communication equipment
95.11.Z - Repair and maintenance of computers and peripheral equipment
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
80.20.Z - Security systems service activities
63.11.Z - Data processing, hosting and related activities
62.09.Z - Other information technology and computer service activities
62.03.Z - Computer facilities management activities
62.02.Z - Computer consultancy activities
47.99.Z - Other retail sale not in stores, stalls or markets
42.22.Z - Works related to construction of telecommunications and electricity lines
47.43.Z - Retail sale of audio and video equipment in specialised stores
47.42.Z - Retail sale of telecommunications equipment in specialised stores
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
47.19.Z - Other retail sale in non-specialised stores
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
46.51.Z - Wholesale of computers, peripheral equipment and software
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
