HYDROKON KONRAD GROCHOWSKI

43.12.Z - Site preparation

25.61.Z - Treatment and coating of metals

25.62.Z - Mechanical working of metal elements

41.20.Z - Building works related to erection of residential and non-residential buildings

42.11.Z - Works related to construction of roads and motorways

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

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

43.11.Z - Demolition

43.22.Z - Plumbing, heat and air-conditioning installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.91.Z - Roofing activities

45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles

47.91.Z - Retail sale via mail order houses or via Internet

49.41.Z - Freight transport by road