74.90.Z - Other professional, scientific and technical activities not elsewhere classified
63.99.Z - Other information service activities not elsewhere classified
64.30.Z - Trusts, funds and similar financial entities
66.30.Z - Fund management activities
70.22.Z - Business and other management consultancy activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
82.99.Z - Other business support service activities not elsewhere classified