Jacek Trojanowski JACK

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

25.53.Z - Mechanical processing of metal parts

33.11.Z - Repair and maintenance of metal products

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

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

43.21.Z - Installation of electrical systems

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

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

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

47.12.Z - Other non-specialized retail trade

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

47.54.Z - Retail sale of electrical household appliances

49.41.Z - Road freight transport

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use

95.29.Z - Repair and maintenance of personal and household goods, not elsewhere classified