TOMASZ KUSZTELAK USTK

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

25.53.Z - Mechanical processing of metal parts

33.12.Z - Repair and maintenance of machinery

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

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

43.21.Z - Installation of electrical systems

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

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

46.81.Z - Wholesale trade of solid, liquid, gas fuels and derived products

46.82.Z - Wholesale trade of metals and metal ores

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

47.78.Z - Retail sale of other new products

49.41.Z - Road freight transport

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

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