MBW ConSystem Michał Bielecki-Wołowicz

33.14.Z - Repair and maintenance of electrical devices

27.33.Z - Manufacture of installation equipment

28.23.Z - Manufacture of office machinery and equipment, excluding computers and peripheral equipment

28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified

28.99.Z - Manufacture of other special-purpose machinery not elsewhere classified

32.99.Z - Production of other products not classified elsewhere

33.12.Z - Repair and maintenance of machinery

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

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

38.12.Z - Collection of hazardous waste

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

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

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

61.10.Z - Activities in the field of wired, wireless, and satellite telecommunications

61.90.Z - Activities in other telecommunications fields

62.09.Z - Activities related to programming, IT consulting, and related activities

63.99.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

71.12.Z - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

74.10.Z - Specialized design activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

95.12.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles