70.20.Z - Business and other management consultancy activities
69.20.C - Financial audit activities
72.20.Z - Research and experimental development on social sciences and humanities
73.20.Z - Market research and public opinion polling
74.91.Z - Patent attorney services and marketing activities
74.99.Z - All other professional, scientific and technical activities n.e.c.
77.40.B - Other leasing of intellectual property and similar products, excluding works protected by copyright
78.10.Z - Activities of employment placement agencies
82.10.Z - Office administrative and support activities
82.30.Z - Organisation of conventions and trade shows
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.59.D - Other non-school forms of education, not elsewhere classified
85.61.Z - Intermediation service activities for courses and tutors
85.69.Z - Educational support activities n.e.c.
90.11.Z - Literary creation and musical composition activities
96.40.Z - Intermediation service activities for personal services