69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
63.99.Z - Other information service activities not elsewhere classified
68.20.Z - Rental and operating of own or leased real estate
68.32.Z - Management of real estate on a fee or contract basis
72.19.Z - Other research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
73.20.Z - Market research and public opinion polling
74.90.Z - Other professional, scientific and technical 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