PHU Kowi Witold Koronowski

62.03.Z - Activities related to programming, IT consulting, and related activities

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

43.29.Z - Specialized construction works

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

43.39.Z - Specialized construction works

43.91.Z - Masonry works

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

62.01.Z - Activities related to programming, IT consulting, and related activities

62.02.Z - Activities related to programming, IT consulting, and related activities

62.09.Z - Activities related to programming, IT consulting, and related activities

63.99.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

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

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