POLTECH SERVICE SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

61.10.Z - Wired telecommunications activities

30.11.Z - Manufacture of ships and floating structures

33.15.Z - Repair and maintenance of ships and boats

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

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities

61.90.Z - Other telecommunications activities

78.10.Z - Activities of employment placement agencies

82.11.Z - Office administrative service activities