69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
81.10.Z - Buildings service support activities
82.99.Z - Other business support service activities not elsewhere classified
82.20.Z - Activities of call centres
82.19.Z - Photocopying, document preparation and other specialised office support activities
82.11.Z - Office administrative service activities
81.30.Z - Landscape service activities
81.29.Z - Other cleaning activities
81.22.Z - Specialised building and industrial cleaning activities
81.21.Z - General cleaning of buildings
68.10.Z - Buying and selling of own real estate
78.30.Z - Other human resources provision
73.20.Z - Market research and public opinion polling
73.11.Z - Advertising agencies activities
70.22.Z - Business and other management consultancy activities
70.21.Z - Public relations and communication activities
68.32.Z - Management of real estate on a fee or contract basis
68.31.Z - Real estate agencies
68.20.Z - Rental and operating of own or leased real estate
