MSpec Maciej Uszok

43.21.Z - Installation of electrical systems

01.61.Z - Service activities supporting crop production

02.10.Z - Forest management and other forest-related activities, excluding logging

02.20.Z - Logging

02.40.Z - Service activities related to forestry

08.11.Z - Extraction of ornamental stones, limestone, gypsum, shale, and other stones and rocks

16.27.Z - Wood finishing

22.25.Z - Processing and finishing of plastic products

33.12.Z - Repair and maintenance of machinery

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

38.21.Z - Material recovery

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

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

43.11.Z - Demolition and destruction of buildings

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

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

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

43.60.Z - Intermediation in specialized construction services

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

53.20.Z - Other postal and courier activities

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

74.20.Z - Photographic activities

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

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

80.09.Z - Other security activities, not elsewhere classified

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

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