TRZMIELEWSKI MARIUSZ F.H.U. "MARTEX"

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

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

33.18.Z - Repair and maintenance of military combat vehicles, ships, boats, aircraft, and spacecraft

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

36.00.Z - Extraction, treatment, and supply of water

41.00.A - Construction work related to the construction of residential buildings

41.00.B - Construction work related to the construction of non-residential buildings

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

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.50.Z - Specialized construction works in the field of civil and water engineering

43.91.Z - Masonry works

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

46.64.Z - Wholesale trade of other machines and devices

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

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

46.85.B - Other wholesale trade of chemical products

46.86.Z - Wholesale trade of other semi-finished products

46.90.Z - Non-specialized wholesale trade

68.12.C - Development of building projects

81.22.B - Other cleaning of buildings and industrial premises, not elsewhere classified