74.99.Z - All other professional, scientific and technical activities n.e.c.
64.99.Z - Other financial service activities, except insurance and pension funding n.e.c.
66.19.Z - Other activities auxiliary to financial services, except insurance and pension funding
68.31.Z - Intermediation service activities for real estate activities
68.32.C - Other real estate market services on a contractual basis not elsewhere classified
70.20.Z - Business and other management consultancy activities
73.11.Z - Activities of advertising agencies
73.20.Z - Market research and public opinion polling
73.30.B - Other activities in the field of public relations and communication
82.30.Z - Organisation of conventions and trade shows
