80.10.Z - Private security activities, excluding security systems service activities
33.12.Z - Repair and maintenance of machinery
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
69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy
80.20.Z - Security systems service activities
81.10.Z - Combined facilities support activities
81.21.Z - General cleaning of buildings
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