Przedsiębiorstwo Wielobranżowe Jan Krzyna

68.20.Z - Rental and management of own or leased real estate

16.23.Z - Production of other carpentry and joinery products for construction

16.24.Z - Wood packaging production

23.61.Z - Production of concrete building products

25.12.Z - Production of metal doors and windows

25.62.Z - Production of locks and hinges

33.11.Z - Repair and maintenance of metal products

33.14.Z - Repair and maintenance of electrical devices

41.10.Z - Construction work related to the construction of residential and non-residential buildings

41.20.Z - Construction work related to the construction of residential and non-residential buildings

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

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

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

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

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

43.34.Z - Painting and glazing

43.91.Z - Masonry works

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

46.90.Z - Non-specialized wholesale trade

52.10.B - Warehousing and storage of other goods

71.11.Z - Architectural activities

71.12.Z - Engineering activities and related technical consultancy

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

81.30.Z - Landscaping services

82.19.Z - Office administrative support activities and other business support services

82.99.Z - Other business support activities, not elsewhere classified