DB Service Dariusz Bojarski

43.21.Z - Installation of electrical systems

33.12.Z - Repair and maintenance of machinery

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

33.14.Z - Repair and maintenance of electrical devices

33.19.Z - Repair and maintenance of other equipment and installations

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

37.00.Z - Sewerage and waste water treatment

38.31.Z - Waste incineration without energy recovery

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

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

43.29.Z - Specialized construction works

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

43.39.Z - Specialized construction works

43.91.Z - Masonry works

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

81.21.Z - General cleaning of buildings

81.22.Z - Other cleaning of buildings and industrial premises