Józef Huk - Zakład Budownictwa i Energetycznej Obsługi Ludności "ZBEOL"

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

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

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

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

43.35.Z - Performing other finishing construction works

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

43.91.Z - Masonry works

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

68.12.C - Development of building projects

71.12.A - Engineering activities and related technical consultancy

71.12.B - Engineering activities and related technical consultancy

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

91.30.Z - Conservation and restoration activities and other supporting activities for cultural heritage