94.99.Z - Activities of other membership organisations n.e.c.
70.21.Z - Public relations and communication activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.19.Z - Photocopying, document preparation and other specialised office support activities
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
94.12.Z - Activities of professional membership organisations
96.09.Z - Other personal service activities not elsewhere classified