82.30.Z - Organisation of conventions and trade shows
58.14.Z - Publishing of journals and periodicals
63.99.Z - Other information service activities not elsewhere classified
68.20.Z - Rental and operating of own or leased real estate
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
78.10.Z - Activities of employment placement agencies
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
94.11.Z - Activities of business and employers membership organisations
96.09.Z - Other personal service activities not elsewhere classified