43.22.Z - Plumbing, heat and air-conditioning installation
09.10.Z - Support activities for petroleum and natural gas extraction
25.11.Z - Manufacture of metal structures and parts of structures
25.61.Z - Treatment and coating of metals
33.12.Z - Repair and maintenance of machinery
33.20.Z - Installation of industrial machinery and equipment and outfit
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.91.Z - Works related to construction of water projects
43.11.Z - Demolition
43.12.Z - Site preparation
43.21.Z - Electrical installation
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
49.41.Z - Freight transport by road
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
