Firma „KRAN” - Janusz Węgliński

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

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

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

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

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

47.54.Z - Retail sale of electrical household appliances

47.55.Z - Retail sale of furniture, lighting equipment, tableware, and other household articles

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

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