ZAKŁAD INSTALACJI SANITARNYCH WOD.-KAN.,C.O.,GAZ PIOTR LEDWOCH

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

33.14.Z - Repair and maintenance of electrical devices

35.30.Z - Generation and supply of steam and air for air-conditioning systems

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

42.12.Z - Works related to the construction of railways and underground railways

42.13.Z - Works related to the construction of bridges and tunnels

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

42.22.Z - Works related to the construction of telecommunications and electrical lines

42.91.Z - Works related to the construction of water engineering objects

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

43.29.Z - Specialized construction works

43.31.Z - Plastering

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

43.34.Z - Painting and glazing

43.39.Z - Specialized construction works

43.91.Z - Masonry works

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

81.10.Z - Auxiliary activities related to maintaining buildings

81.22.Z - Other cleaning of buildings and industrial premises

81.29.Z - Services related to maintaining buildings and landscaping