Jerzy Książak "INSKON"

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

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

25.21.Z - Manufacture of central heating radiators and boilers

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

28.93.Z - Manufacture of machinery for food, beverage and tobacco processing

33.11.Z - Repair and maintenance of fabricated metal products

33.12.Z - Repair and maintenance of machinery

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

43.21.Z - Electrical installation

43.29.Z - Other construction installation

43.39.Z - Other building completion and finishing