J.SYSTEM JAKUB SIWIŃSKI

33.14.Z - Repair and maintenance of electrical devices

25.11.Z - Production of metal constructions and their parts

25.12.Z - Production of metal doors and windows

25.21.Z - Production of central heating radiators, steam generators, and boilers

25.22.Z - Production of other tanks, reservoirs, and metal containers

25.53.Z - Mechanical processing of metal parts

25.91.Z - Production of metal containers

25.92.Z - Production of packaging from non-ferrous metals

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

28.22.Z - Manufacture of lifting and handling equipment

28.30.Z - Manufacture of agricultural and forestry machinery

29.20.Z - Manufacture of bodies for motor vehicles; manufacture of trailers and semitrailers

30.11.Z - Manufacture of civilian ships and floating structures

30.99.Z - Manufacture of other transport equipment not elsewhere classified

33.11.Z - Repair and maintenance of metal products

33.12.Z - Repair and maintenance of machinery

33.20.Z - Installation of industrial machinery, equipment, and devices

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.32.Z - Installation of building carpentry

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.99.Z - Other specialized construction works, not classified elsewhere

47.78.Z - Retail sale of other new products

49.41.Z - Road freight transport

95.31.A - Mechanical repair and servicing of motor vehicles, excluding motorcycles