BUDOWNICTWO HYDROTECHNICZNE DRUTEKS SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

42.91.Z - Works related to the construction of water engineering objects

25.93.Z - Production of wire, chains, and springs

42.13.Z - Works related to the construction of bridges and tunnels

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.29.Z - Specialized construction works

43.99.Z - Other specialized construction works, not classified elsewhere