71.12.Z - Engineering activities and related technical consultancy
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
95.11.Z - Repair and maintenance of computers and peripheral equipment
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
71.20.B - Other technical testing and analysis
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
61.90.Z - Other telecommunications activities
61.30.Z - Satellite telecommunications activities
18.13.Z - Pre-press and pre-media services
61.10.Z - Wired telecommunications activities
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
43.29.Z - Other construction installation
43.21.Z - Electrical installation
42.22.Z - Works related to construction of telecommunications and electricity lines
33.20.Z - Installation of industrial machinery and equipment and outfit
26.20.Z - Manufacture of computers and peripheral equipment
