71.11.Z - Architectural activities
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
43.12.Z - Site preparation
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.39.Z - Other building completion and finishing
43.99.Z - Other specialised construction activities not elsewhere classified
46.13.Z - Agents involved in the sale of timber and building materials
47.91.Z - Retail sale via mail order houses or via internet
71.12.Z - Engineering activities and related technical consultancy
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.19.Z - Photocopying, document preparation and other specialised office support activities