Firma Handlowo-Usługowa Witold Knakowski

16.10.Z - Sawmilling and planing of wood

16.21.Z - Manufacture of veneer sheets and wood-based panels

16.23.Z - Manufacture of other builders' carpentry and joinery

16.24.Z - Manufacture of wooden containers

16.29.Z - Manufacture of other products of wood; manufacture of articles of cork, straw and plaiting materials

33.19.Z - Repair and maintenance of other equipment

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

43.12.Z - Site preparation

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

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

46.13.Z - Agents involved in the sale of timber and building materials

46.14.Z - Agents involved in the sale of machinery, industrial equipment, ships and aircraft

46.62.Z - Wholesale of machine tools

46.69.Z - Wholesale of other machinery and equipment

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

46.90.Z - Non-specialised wholesale trade

77.33.Z - Rental and leasing of office machinery and equipment, including computers