WIK WENT HUBERT TRZECIAK

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

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

43.21.Z - Installation of electrical systems

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.31.Z - Plastering

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.91.Z - Masonry works

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