69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
70.2 - Business and other management consultancy activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77 - Rental and leasing activities
78 - Employment activities
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