J. GIERSZ SECURITY SYSTEMS SPÓŁKA KOMANDYTOWA

43.29.Z - Specialized construction works

27.90.Z - Manufacture of other electrical equipment

33.12.Z - Repair and maintenance of machinery

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

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

43.21.Z - Installation of electrical systems

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

61.90.Z - Activities in other telecommunications fields

62 - Activities related to programming, IT consulting, and related activities

71.12.Z - Engineering activities and related technical consultancy