42.11.Z - Works related to the construction of roads and highways
23.63.Z - Production of prefabricated concrete mixtures
23.64.Z - Production of mortar
23.65.Z - Production of fiber-reinforced cement
23.66.Z - Production of other concrete, cement, and gypsum products
23.70.B - Production of other stone products and cutting, shaping, and finishing of stone
23.99.Z - Production of other products from non-metallic mineral raw materials not classified elsewhere
25.11.Z - Production of metal constructions and their parts
25.53.Z - Mechanical processing of metal parts
25.93.Z - Production of wire, chains, and springs
33.11.Z - Repair and maintenance of metal products
33.12.Z - Repair and maintenance of machinery
33.20.Z - Installation of industrial machinery, equipment, and devices
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
42.21.Z - Works related to the construction of transmission pipelines and distribution networks
42.22.Z - Works related to the construction of telecommunications and electrical lines
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
43.13.Z - Performing excavations and geological-engineering drilling
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
43.41.Z - Performing roof structures and coverings
43.42.Z - Performing other specialized construction works related to the construction of buildings
43.91.Z - Masonry works
43.99.Z - Other specialized construction works, not classified elsewhere
46.63.Z - Wholesale trade of machines used in mining, construction, and civil and water engineering
46.82.Z - Wholesale trade of metals and metal ores
46.83.Z - Wholesale trade of wood, construction materials, and sanitary equipment
46.90.Z - Non-specialized wholesale trade
47.52.Z - Retail sale of small metal products, building materials, paints, and glass
47.91.Z - Intermediary retail sale, non-specialized
47.92.Z - Intermediary retail sale, specialized
60.39.Z - Other content distribution activities
62.10.B - Programming activities
63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities
63.91.Z - Portal and search engine activities
68.11.Z - Buying and selling real estate on own account
68.12.A - Development of residential building projects
68.12.B - Development of non-residential building projects
68.12.C - Development of building projects
68.20.Z - Rental and management of own or leased real estate
68.31.Z - Real estate brokerage
70.20.Z - Business and management consultancy activities
71.11.Z - Architectural activities
71.12.B - Engineering activities and related technical consultancy
73.11.Z - Advertising agency activities
73.12.Z - Advertising through mass media
73.20.Z - Market research and public opinion polling
74.14.Z - Other specialized design activities
74.99.Z - All other professional, scientific and technical activities, not elsewhere classified
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
85.69.Z - Educational support activities, not classified elsewhere
95.10.Z - Repair and maintenance of computers and telecommunications equipment
95.21.Z - Repair and maintenance of electronic equipment for general use
96.99.Z - Other individual services not classified elsewhere
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane