Krzysztof Skowroński

30.11.Z - Manufacture of civilian ships and floating structures

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

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.91.Z - Masonry works

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