Krzysztof Urbanek PSTRYK

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

27.90.Z - Manufacture of other electrical equipment

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

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

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

43.24.Z - Installation of other building systems

43.31.Z - Plastering

43.35.Z - Performing other finishing construction works

46.43.Z - Wholesale trade of electrical household goods

46.47.Z - Wholesale trade of furniture for home, office, and shop use, carpets, and lighting equipment

46.50.Z - Wholesale trade of information and communication technology devices

46.64.Z - Wholesale trade of other machines and devices

46.90.Z - Non-specialized wholesale trade

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

62.90.Z - Other IT and computer-related services

80.09.Z - Other security activities, not elsewhere classified