Krzysztof Duczmal K.D.

43.21.Z - Electrical installation

33.20.Z - Installation of industrial machinery and equipment and outfit

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

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

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

80.20.Z - Security systems service activities