25.62.Z - Mechanical working of metal elements
25.11.Z - Manufacture of metal structures and parts of structures
25.12.Z - Manufacture of metal elements of building woodwork
25.61.Z - Treatment and coating of metals
25.91.Z - Manufacture of metal containers
28.93.Z - Manufacture of machinery for food, beverage and tobacco processing
33.11.Z - Repair and maintenance of fabricated metal products
42.13.Z - Works related to construction of bridges and tunnels
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.22.Z - Plumbing, heat and air-conditioning installation
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities
81.29.Z - Other cleaning activities