94.99.Z - Activities of other membership organisations n.e.c.
58.19.Z - Other publishing activities, except software publishing
63.99.Z - Other information service activities not elsewhere classified
73 - Activities of advertising, market research and public relations
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.30.Z - Organisation of conventions and trade shows
82.99.Z - Other business support service activities not elsewhere classified
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.60.Z - Educational support activities
