74.90.Z - Other professional, scientific and technical activities not elsewhere classified
33.20.Z - Installation of industrial machinery and equipment
43.99.Z - Other specialised construction activities n.e.c.
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
78.20.Z - Temporary employment agency activities and other human resource provisions
78.30.Z - Other human resources provision
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.60.Z - Educational support activities
96.09.Z - Other personal service activities not elsewhere classified
