KKodeks - specjalistyczne prace wysokościowe Kamil Kamiński

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

33.12.Z - Repair and maintenance of machinery

33.19.Z - Repair and maintenance of other equipment and installations

33.20.Z - Installation of industrial machinery, equipment, and devices

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

43.35.Z - Performing other finishing construction works

81.22.B - Other cleaning of buildings and industrial premises, not elsewhere classified