74.10.Z - Specialised design activities
71.12.Z - Engineering activities and related technical consultancy
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
77.32.Z - Rental and leasing of construction machinery and equipment
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.20.Z - Market research and public opinion polling
73.11.Z - Advertising agencies activities
72.19.Z - Other research and experimental development on natural sciences and engineering
71.20.B - Other technical testing and analysis
41.10.Z - Realization of building projects related to erection of buildings
71.11.Z - Architectural activities
68.32.Z - Management of real estate on a fee or contract basis
68.31.Z - Real estate agencies
58.19.Z - Other publishing activities
43.29.Z - Other construction installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
