25.11.Z - Manufacture of metal structures and parts of structures
24.20 - Manufacture of tubes, pipes, hollow profiles and related fittings, of steel
25.11 - Manufacture of metal structures and parts of structures
25.22 - Manufacture of other tanks, reservoirs and containers of metal
25.99 - Manufacture of other fabricated metal products n.e.c.
30.1 - Building of ships and boats
33.11 - Repair and maintenance of fabricated metal products
33.15 - Repair and maintenance of civilian ships and boats
42 - Civil engineering
43 - Specialised construction activities