70.22.Z - Business and other management consultancy activities
64.20.Z - Activities of holding companies
70.10.Z - Activities of head office and holding companies, excluding financial holding companies
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
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
82.30.Z - Organisation of conventions and trade shows
94.12.Z - Activities of professional membership organisations
