JANUSZ WITWICKI

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

25.12.Z - Manufacture of metal elements of building woodwork

25.93.Z - Manufacture of wire products,chains and springs

25.94.Z - Manufacture of fasteners and screws

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

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

43.11.Z - Demolition

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

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

47.99.Z - Other retail sale not in stores, stalls or markets

49.41.Z - Freight transport by road

68.20.Z - Rental and operating of own or leased real estate

77.32.Z - Rental and leasing of construction machinery and equipment

81.30.Z - Landscape service activities