Royal Craft MACIEJ JANCZAK

25.11.Z - Production of metal constructions and their parts

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

25.52.Z - Heat treatment of metals

25.53.Z - Mechanical processing of metal parts

25.91.Z - Production of metal containers

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

31.00.Z - Manufacture of furniture

32.99.Z - Production of other products not classified elsewhere

33.11.Z - Repair and maintenance of metal products

33.17.Z - Repair and maintenance of other civil transport equipment

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

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

43.21.Z - Installation of electrical systems

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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.41.Z - Performing roof structures and coverings

43.42.Z - Performing other specialized construction works related to the construction of buildings

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

70.20.Z - Business and management consultancy activities