Piotr Kozub

71.12.B - Engineering activities and related technical consultancy

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

43.31.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

43.42.Z - Performing other specialized construction works related to the construction of buildings

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

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

63.92.Z - Other information-related services

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

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

82.40.Z - Intermediary activities in business support services, not elsewhere classified