74.90.Z - Other professional, scientific and technical activities not elsewhere classified
72.11.Z - Research and experimental development on biotechnology
91.04.Z - Botanical and zoological gardens and nature reserves activities
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
82.30.Z - Organisation of conventions and trade shows
79.90.A - Couriers on package tours and tour guides activities
79.12.Z - Tour operator activities
79.11.B - Tour middlemen activities
79.11.A - Tour agents activities
74.20.Z - Photographic activities
72.19.Z - Other research and experimental development on natural sciences and engineering
37.00.Z - Sewage disposal and treatment
71.20.B - Other technical testing and analysis
71.20.A - Food quality testing and analysis
71.12.Z - Engineering activities and related technical consultancy
63.91.Z - News agency activities
59.20.Z - Sound recording and music publishing activities
59.11.Z - Motion picture, video and television programme production activities
58.19.Z - Other publishing activities
58.14.Z - Publishing of journals and periodicals
58.11.Z - Book publishing
47.91.Z - Retail sale via mail order houses or via internet
