70.22.Z - Business and other management consultancy activities
41.20.Z - Building works related to erection of residential and non-residential buildings
69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
73.20.Z - Market research and public opinion polling
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified