TT PROJEKT GRZEGORZ ŁOZIŃSKI

43.21.Z - Installation of electrical systems

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

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

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

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

61.20.Z - Activities related to the resale of telecommunications services and telecommunications mediation

61.90.A - Activities in other telecommunications fields

61.90.B - Activities in other telecommunications fields

70.20.Z - Business and management consultancy activities

71.11.Z - Architectural activities

71.12.A - Engineering activities and related technical consultancy

71.12.B - Engineering activities and related technical consultancy

71.20.C - Other technical testing and analysis