NIWA SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

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

23.61.Z - Production of concrete building products

23.62.Z - Production of gypsum building products

23.63.Z - Production of prefabricated concrete mixtures

23.64.Z - Production of mortar

23.65.Z - Production of fiber-reinforced cement

23.69.Z - Manufacture of other non-metallic mineral products

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

42.11.Z - Works related to the construction of roads and highways

42.12.Z - Works related to the construction of railways and underground railways

42.13.Z - Works related to the construction of bridges and tunnels

42.91.Z - Works related to the construction of water engineering objects

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

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

43.29.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

46.61.Z - Wholesale trade of agricultural machinery and additional equipment

46.63.Z - Wholesale trade of machines used in mining, construction, and civil and water engineering

46.69.Z - Wholesale trade

46.73.Z - Wholesale trade of motorcycles and parts and accessories for them

46.75.Z - Wholesale trade

49.31.Z - Scheduled road passenger transport

49.41.Z - Road freight transport

49.42.Z - Moving services

52.10.B - Warehousing and storage of other goods

71.12.Z - Engineering activities and related technical consultancy

73.20.Z - Market research and public opinion polling

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

77.12.Z - Rental and leasing of trucks

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

78.30.Z - Employment activities

81.21.Z - General cleaning of buildings

81.22.Z - Other cleaning of buildings and industrial premises

81.29.Z - Services related to maintaining buildings and landscaping

96.09.Z - Individual service activities