08.12.Z - Extraction of gravel, sand, clay, and kaolin
01.50.Z - Mixed farming (crop and livestock activities)
02.20.Z - Logging
02.40.Z - Service activities related to forestry
05.10.Z - Hard coal mining
05.20.Z - Lignite mining
07.10.Z - Iron ore mining
08.11.Z - Extraction of ornamental stones, limestone, gypsum, shale, and other stones and rocks
08.91.Z - Extraction of minerals for the chemical industry and fertilizer production
08.92.Z - Peat extraction
08.93.Z - Salt extraction
08.99.Z - Other mining and quarrying, not elsewhere classified
09.90.Z - Service activities incidental to other mining and quarrying
11.0 - Beverage production
16.10.Z - Sawmill products, wood processing and finishing
16.2 - Production of products from wood, cork, straw and materials used for weaving
19.10.Z - Manufacture and processing of coke
19.20.Z - Manufacture and processing of petroleum refining products and products from fossil fuels
20.30.Z - Manufacture of paints, varnishes, and similar coatings, printing inks and sealing compounds
20.59.Z - Manufacture of other chemical products, not elsewhere classified
23.6 - Production of concrete, cement, and gypsum products
23.99.Z - Production of other products from non-metallic mineral raw materials not classified elsewhere
32.99.Z - Production of other products not classified elsewhere
33.20.Z - Installation of industrial machinery, equipment, and devices
38.2 - Waste recovery activities
39.00.Z - Activities related to reclamation and other waste management services
41.20.Z - Construction work related to the construction of residential and non-residential buildings
43.12.Z - Site preparation for construction
43.29.Z - Specialized construction works
43.99.Z - Other specialized construction works, not classified elsewhere
46.41.Z - Wholesale trade of textile products
46.75.Z - Wholesale trade
46.90.Z - Non-specialized wholesale trade
49.41.Z - Road freight transport
50.40.Z - Inland water transport of goods
52.10 - Warehousing and storage of goods
64.99.Z - Other financial services, except insurance and pension funds, not elsewhere classified
68.10.Z - Real estate activities on own account and development of building projects
68.20.Z - Rental and management of own or leased real estate
71.20 - Technical testing and analysis
73.1 - Advertising
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
82.9 - Other business support activities, not elsewhere classified
96.09.Z - Individual service activities
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane