ZAKŁAD USŁUG SPECJALISTYCZNYCH INŻ.JÓZEF WIĘCZKOWSKI

43.21.Z - Installation of electrical systems

27.12.Z - Manufacture of electrical distribution and control apparatus

27.40.Z - Manufacture of lighting equipment

27.90.Z - Manufacture of other electrical equipment

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

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

35.14.Z - Distribution of electricity

35.23.Z - Trading of gas fuels in a network system

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

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

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

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.39.Z - Specialized construction works

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

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

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

80.20.Z - Detective and security activities

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