3 FAZY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

43.21.Z - Installation of electrical systems

27.11.Z - Manufacture of electric motors, generators, and transformers

27.12.Z - Manufacture of electrical distribution and control apparatus

27.33.Z - Manufacture of installation equipment

33.14.Z - Repair and maintenance of electrical devices

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

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

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

43.29.Z - Specialized construction works

69.20.Z - Accounting, bookkeeping and tax consultancy