43.22.Z - Plumbing, heat and air-conditioning installation
43.91.Z - Roofing activities
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
85.59.A - Learning of foreign languages
82.30.Z - Organisation of conventions and trade shows
73.20.Z - Market research and public opinion polling
73.11.Z - Advertising agencies activities
68.10.Z - Buying and selling of own real estate
63.12.Z - Web portals
59.20.Z - Sound recording and music publishing activities
55.20.Z - Holiday and other short-stay accommodation
49.41.Z - Freight transport by road
46.71.Z - Wholesale of fuels and related products
43.99.Z - Other specialised construction activities not elsewhere classified
33.12.Z - Repair and maintenance of machinery
43.39.Z - Other building completion and finishing
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.21.Z - Electrical installation
43.12.Z - Site preparation
43.11.Z - Demolition
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
33.14.Z - Repair and maintenance of electrical equipment
33.13.Z - Repair and maintenance of electronic and optical equipment