33.12.Z - Repair and maintenance of machinery
33.14.Z - Repair and maintenance of electrical equipment
42.22.Z - Works related to construction of telecommunications and electricity lines
43.21.Z - Electrical installation
46.51.Z - Wholesale of computers, peripheral equipment and software
46.66.Z - Wholesale of other office machinery and equipment
62.01.Z - Computer programming activities
62.02.Z - Computer consultancy activities
62.03.Z - Computer facilities management activities
62.09.Z - Other information technology and computer service activities
71.12.Z - Engineering activities and related technical consultancy
74.10.Z - Specialised design activities
77.33.Z - Rental and leasing of office machinery and equipment, including computers
82.19.Z - Photocopying, document preparation and other specialised office support activities
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.12.Z - Repair and maintenance of (tele)communication equipment
