ART-B Artur Kopciński

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

33.14.Z - Repair and maintenance of electrical devices

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

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

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

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

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

43.34.Z - Painting and glazing

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

77.21.Z - Rental and leasing of recreational and sports equipment

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