MAREK KLASZEWSKI

30.11.Z - Manufacture of civilian ships and floating structures

25.11.Z - Production of metal constructions and their parts

25.29.Z - Production of fabricated metal products, excluding machinery and equipment

25.30.Z - Manufacture of weapons and ammunition

25.62.Z - Production of locks and hinges

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

28.22.Z - Manufacture of lifting and handling equipment

30.12.Z - Manufacture of recreational and sports boats

33.11.Z - Repair and maintenance of metal products

33.15.Z - Repair and maintenance of civilian ships and boats

33.19.Z - Repair and maintenance of other equipment and installations

33.20.Z - Installation of industrial machinery, equipment, and devices

38.31.Z - Waste incineration without energy recovery

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

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

43.13.Z - Performing excavations and geological-engineering drilling

43.31.Z - Plastering

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