42.21.Z - Works related to the construction of transmission pipelines and distribution networks
41.10.Z - Construction work related to the construction of residential and non-residential buildings
41.20.Z - Construction work related to the construction of residential and non-residential buildings
42.11.Z - Works related to the construction of roads and highways
42.12.Z - Works related to the construction of railways and underground railways
43.11.Z - Demolition and destruction of buildings
43.12.Z - Site preparation for construction
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.99.Z - Other specialized construction works, not classified elsewhere
71.12.Z - Engineering activities and related technical consultancy
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane