SZYSZKA JAN

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

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

25.62.Z - Production of locks and hinges

25.94.Z - Production of fasteners and screws

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

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

41.20.Z - Construction work related to the construction of residential and non-residential buildings

42.91.Z - Works related to the construction of water engineering objects

43.12.Z - Site preparation for construction

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

43.29.Z - Specialized construction works

46.73.Z - Wholesale trade of motorcycles and parts and accessories for them

46.74.Z - Wholesale trade

46.75.Z - Wholesale trade

46.76.Z - Wholesale trade

46.77.Z - Wholesale trade

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

47.91.Z - Intermediary retail sale, non-specialized

49.41.Z - Road freight transport

77.32.Z - Rental and leasing of construction machinery and equipment

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified