SŁAWOMIR DEREŃ

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

16.23.Z - Production of other carpentry and joinery products for construction

16.28.Z - Production of other wood products and products from cork, straw and materials used for weaving

25.12.Z - Production of metal doors and windows

25.53.Z - Mechanical processing of metal parts

27.40.Z - Manufacture of lighting equipment

31.00.Z - Manufacture of furniture

41.00.B - Construction work related to the construction of non-residential buildings

43.11.Z - Demolition and destruction of buildings

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

43.35.Z - Performing other finishing construction works

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.91.Z - Masonry works

47.12.Z - Other non-specialized retail trade

81.22.B - Other cleaning of buildings and industrial premises, not elsewhere classified

81.30.Z - Landscaping services