HYDROSYSTEM BESKID SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

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

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

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

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

42.91.Z - Works related to the construction of water engineering objects

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.29.Z - Specialized construction works

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