71.12.Z - Engineering activities and related technical consultancy
43.99.Z - Other specialised construction activities not elsewhere classified
85.59.B - Other out-of-school forms of education, not elsewhere classified
82.99.Z - Other business support service activities not elsewhere classified
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
71.20.B - Other technical testing and analysis
71.11.Z - Architectural activities
70.22.Z - Business and other management consultancy activities
63.11.Z - Data processing, hosting and related activities
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
47.91.Z - Retail sale via mail order houses or via internet
33.14.Z - Repair and maintenance of electrical equipment
43.39.Z - Other building completion and finishing
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
42.22.Z - Works related to construction of telecommunications and electricity lines
42.21.Z - Works related to construction of transmission pipelines and distribution networks
41.20.Z - Building works related to erection of residential and non-residential buildings
33.20.Z - Installation of industrial machinery and equipment and outfit
