Ryszard Warzecha

33.14.Z - Repair and maintenance of electrical devices

26.30.Z - Manufacture of (tele)communication equipment

26.51.Z - Manufacture of measuring, controlling, and navigation instruments

27.40.Z - Manufacture of lighting equipment

27.90.Z - Manufacture of other electrical equipment

28.97.Z - Manufacture of machinery for additive manufacturing

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

29.31.Z - Manufacture of electrical and electronic equipment for motor vehicles

30.20.Z - Manufacture of railway locomotives and rolling stock

32.99.Z - Production of other products not classified elsewhere

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

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

43.21.Z - Installation of electrical systems

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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

46.90.Z - Non-specialized wholesale trade

80.09.Z - Other security activities, not elsewhere classified

95.21.Z - Repair and maintenance of electronic equipment for general use

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use