Krzysztof Ławniczak

49.41.Z - Freight transport by road

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

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

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

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

46.73.Z - Wholesale of wood, construction materials and sanitary equipment

46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies

46.75.Z - Wholesale of chemical products

46.76.Z - Wholesale of other intermediate products

47.52.Z - Retail sale of hardware, paints and glass in specialised stores

47.53.Z - Retail sale of carpets, rugs, wall and floor coverings in specialised stores

47.79.Z - Retail sale of second-hand goods in specialised stores