ALS Łukasz Skwierawski

43.35.Z - Performing other finishing construction works

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building systems

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

43.41.Z - Performing roof structures and coverings

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