Kowalczyk Łukasz Firma Handlowo-Usługowo-Produkcyjna "KOWALCZYK"

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

16.23.Z - Production of other carpentry and joinery products for construction

22.23.Z - Manufacture of plastic doors and windows

25.12.Z - Production of metal doors and windows

41.00.A - Construction work related to the construction of residential buildings

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

43.21.Z - Installation of electrical systems

43.24.Z - Installation of other building systems

43.32.Z - Installation of building carpentry

43.35.Z - Performing other finishing construction works

46.83.Z - Wholesale trade of wood, construction materials, and sanitary equipment

47.91.Z - Intermediary retail sale, non-specialized

68.20.Z - Rental and management of own or leased real estate