42.12.Z - Works related to the construction of railways and underground railways
42.22.Z - Works related to the construction of telecommunications and electrical lines
43.21.Z - Installation of electrical systems
43.99.Z - Other specialized construction works, not classified elsewhere
74.10.Z - Specialized design activities
74.90.Z - Other professional, scientific and technical activities, not elsewhere classified
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane