NJC Norbert Ciumek

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

23.69.Z - Manufacture of other articles of concrete, plaster and cement

25.61.Z - Treatment and coating of metals

25.62.Z - Mechanical working of metal elements

28.24.Z - Manufacture of power-driven hand tools

28.29.Z - Manufacture of other general-purpose machinery notelsewhere classified

28.30.Z - Manufacture of agricultural and forestry machinery

33.12.Z - Repair and maintenance of machinery

33.19.Z - Repair and maintenance of other equipment

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

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies

46.90.Z - Non-specialised wholesale trade