JL SYSTEM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

41.10.Z - Construction work related to the construction of residential and non-residential buildings

25.11.Z - Production of metal constructions and their parts

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

41.20.Z - Construction work related to the construction of residential and non-residential buildings

43.11.Z - Demolition and destruction of buildings

43.29.Z - Specialized construction works

43.32.Z - Installation of building carpentry

43.91.Z - Masonry works

71.12.Z - Engineering activities and related technical consultancy

74.10.Z - Specialized design activities