68.20.Z - Rental and operating of own or leased real estate
41.20.Z - Building works related to erection of residential and non-residential buildings
43.21.Z - Electrical installation
43.39.Z - Other building completion and finishing
68.10.Z - Buying and selling of own real estate
68.32.Z - Management of real estate on a fee or contract basis
70.21.Z - Public relations and communication activities
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
81.21.Z - General cleaning of buildings
82.30.Z - Organisation of conventions and trade shows
85.51.Z - Out-of-school forms of sports and leisure education
85.59.B - Other out-of-school forms of education, not elsewhere classified
