MATEUSZ WALAS J&W Przedsiębiorstwo Produkcyjno Usługowo Handlowe

42.12.Z - Works related to construction of railways and underground railways

16.10.Z - Sawmilling and planing of wood

43.11.Z - Demolition

43.12.Z - Site preparation

43.99.Z - Other specialised construction activities not elsewhere classified

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

77.32.Z - Rental and leasing of construction machinery and equipment