Bartosz Trojanowski Protech-Instal

42.22.Z - Works related to the construction of telecommunications and electrical lines

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

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

43.11.Z - Demolition and destruction of 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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building 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

43.91.Z - Masonry works

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

49.41.Z - Road freight transport

49.42.Z - Moving services

61.10.A - Activities in the field of wired, wireless, and satellite telecommunications

61.10.B - Activities in the field of wired, wireless, and satellite telecommunications

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

95.31.A - Mechanical repair and servicing of motor vehicles, excluding motorcycles

95.31.C - Motor vehicle detailing services, excluding motorcycles

95.32.Z - Repair and maintenance of motorcycles

95.40.Z - Intermediation in the repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles