HAZET INFRA SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

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

42.13.Z - Works related to the construction of bridges and tunnels

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

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

43.12.Z - Site preparation for construction

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.99.Z - Other specialized construction works, not classified elsewhere