46.90.Z - Non-specialised wholesale trade
33.20.Z - Installation of industrial machinery and equipment
42.99.Z - Construction of other civil engineering projects n.e.c.
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
47.99.Z - Other retail sale not in stores, stalls or markets
52.21.Z - Service activities incidental to land transportation
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