61.10.Z - Wired telecommunications activities
47.42.Z - Retail sale of telecommunications equipment in specialised stores
47.91.Z - Intermediation service activities for non-specialised retail sale
61.20.Z - Telecommunication reselling activities and intermediation service activities for telecommunication
61.90.Z - Other telecommunications activities
63.11.Z - Data processing, hosting and related activities
63.91.Z - Web search portal activities
70.22.Z - Business and other management consultancy activities
82.20.Z - Activities of call centres
82.99.Z - Other business support service activities not elsewhere classified
