25.11.Z - Manufacture of metal structures and parts of structures
33.12.Z - Repair and maintenance of machinery
33.20.Z - Installation of industrial machinery and equipment
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
43.22.Z - Plumbing, heat and air-conditioning installation
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
74.10.Z - Specialised design activities