42.22.Z - Construction of utility projects for electricity and telecommunications
42.99.Z - Construction of other civil engineering projects n.e.c.
43.11.Z - Demolition
43.12.Z - Site preparation
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.23.Z - Installation of insulation
43.24.Z - Other construction installation
43.35.Z - Other building completion and finishing
43.42.Z - Other specialised construction activities in construction of buildings
43.50.Z - Specialised construction activities in civil engineering
43.91.Z - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
58.29.Z - Other software publishing
61.10.A - Internet traffic exchange services
61.10.B - Other activities in wired, wireless, and satellite telecommunications
62.20.A - Cybersecurity activities
62.20.B - Other activities related to it consulting and it asset management
62.90.Z - Other information technology and computer service activities
63.10.A - Data center colocation and cloud computing services
63.10.B - Dns (domain name system) services
63.10.C - Content delivery network (cdn) server services
63.10.D - Other services related to computing infrastructure, data processing, website management (hosting), and related activities
63.91.Z - Web search portal activities
95.10.Z - Repair and maintenance of computers and communication equipment
95.21.Z - Repair and maintenance of consumer electronics
95.31.A - Mechanical repair and servicing of motor vehicles, excluding motorcycles