J-SYSTEM JAROSŁAW OPRYCH

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

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical devices

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

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

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building 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

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

47.12.Z - Other non-specialized retail trade

53.20.Z - Other postal and courier activities

77.32.Z - Rental and leasing of construction machinery and equipment

81.10.Z - Auxiliary activities related to maintaining buildings

81.21.Z - General cleaning of buildings

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

81.23.B - Other cleaning services, not elsewhere classified

81.30.Z - Landscaping services

82.10.Z - Office administrative support activities, including related services

82.99.B - Other business support 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

95.24.Z - Repair and maintenance of furniture and household furnishings

95.29.Z - Repair and maintenance of personal and household goods, not elsewhere classified