Konrad Gruszka

43.22.Z - Plumbing, heat and air-conditioning installation

24.20.Z - Manufacture of tubes and pipes, conduits, closed sections andconnectors, of steel

24.32.Z - Cold rolling of narrow strip

25.11.Z - Manufacture of metal structures and parts of structures

25.12.Z - Manufacture of metal elements of building woodwork

25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy

25.61.Z - Treatment and coating of metals

25.62.Z - Mechanical working of metal elements

25.99.Z - Manufacture of other fabricated metal products not elsewhere classified

33.11.Z - Repair and maintenance of fabricated metal products

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical equipment

33.19.Z - Repair and maintenance of other equipment

33.20.Z - Installation of industrial machinery and equipment and outfit

43.21.Z - Electrical installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

43.99.Z - Other specialised construction activities not elsewhere classified

49.10.Z - Passenger rail transport, interurban