F.H.U. Bolesław Kowalczyk

45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles

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

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

43.12.Z - Site preparation

43.39.Z - Other building completion and finishing

45.32.Z - Retail trade of motor vehicle parts and accessories, excluding motorcycles

45.40.Z - Sale, maintenance and repair of motorcycles and related parts and accessories

49.41.Z - Freight transport by road

71.20.B - Other technical testing and analysis

81.29.Z - Other cleaning activities