42.11.Z - Works related to the construction of roads and highways
41.10.Z - Construction work related to the construction of residential and non-residential buildings
42.21.Z - Works related to the construction of transmission pipelines and distribution networks
42.91.Z - Works related to the construction of water engineering objects
42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere
43.11.Z - Demolition and destruction of buildings
43.21.Z - Installation of electrical systems
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.29.Z - Specialized construction works
43.39.Z - Specialized construction works
43.91.Z - Masonry works
43.99.Z - Other specialized construction works, not classified elsewhere
81.10.Z - Auxiliary activities related to maintaining buildings
81.29.Z - Services related to maintaining buildings and landscaping
81.30.Z - Landscaping services
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane