Mateusz Mielewczyk

33.15.Z - Repair and maintenance of ships and boats

25.11.Z - Manufacture of metal structures and parts of structures

25.12.Z - Manufacture of metal elements of building woodwork

25.21.Z - Manufacture of central heating radiators and boilers

25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy

25.61.Z - Treatment and coating of metals

25.62.Z - Mechanical working of metal elements

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

33.11.Z - Repair and maintenance of fabricated metal products

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical equipment

41.10.Z - Realization of building projects related to erection of buildings

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

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

46.72.Z - Wholesale of metals and metal ores

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

46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies