3D - PROTO SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

22.11.Z - Manufacture, retreading, and rebuilding of rubber tires and production of inner tubes

22.19.Z - Manufacture of rubber and plastic products

22.21.Z - Manufacture of plastic plates, sheets, tubes, and profiles

22.22.Z - Manufacture of plastic packaging

22.23.Z - Manufacture of plastic doors and windows

22.29.Z - Manufacture of rubber and plastic products

25.11.Z - Production of metal constructions and their parts

25.12.Z - Production of metal doors and windows

25.21.Z - Production of central heating radiators, steam generators, and boilers

25.29.Z - Production of fabricated metal products, excluding machinery and equipment

25.30.Z - Manufacture of weapons and ammunition

25.40.Z - Forging, pressing, stamping, and powder metallurgy

25.50.Z - Metalworking and coating of metals, mechanical processing of metal parts

25.61.Z - Production of cutlery and knives

25.62.Z - Production of locks and hinges

25.71.Z - Production of fabricated metal products, excluding machinery and equipment

25.72.Z - Production of fabricated metal products, excluding machinery and equipment

25.73.Z - Production of fabricated metal products, excluding machinery and equipment

25.91.Z - Production of metal containers

25.92.Z - Production of packaging from non-ferrous metals

25.93.Z - Production of wire, chains, and springs

25.94.Z - Production of fasteners and screws

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

28.11.Z - Manufacture of engines and turbines, except aircraft, vehicle, and motorcycle engines

28.12.Z - Manufacture of hydraulic and pneumatic drive equipment

28.13.Z - Manufacture of other pumps and compressors

28.14.Z - Manufacture of other taps and valves

28.15.Z - Manufacture of bearings, gears, gearboxes, and other driving components

28.21.Z - Manufacture of stoves, furnaces, and other heating appliances for households

28.22.Z - Manufacture of lifting and handling equipment

28.23.Z - Manufacture of office machinery and equipment, excluding computers and peripheral equipment

28.24.Z - Manufacture of hand tools

28.25.Z - Manufacture of industrial refrigeration, ventilation, and air-conditioning equipment

28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified

28.30.Z - Manufacture of agricultural and forestry machinery

28.41.Z - Manufacture of metalworking machines and mechanical tools for metal

28.49.Z - Manufacture of machines and equipment not elsewhere classified

28.91.Z - Manufacture of machinery for metallurgy

28.92.Z - Manufacture of machinery for mining and construction

28.93.Z - Manufacture of machinery used in food processing, tobacco processing, and beverage production

28.94.Z - Manufacture of machinery for the textile, apparel, and leather industries

28.95.Z - Manufacture of machinery for the paper industry

28.96.Z - Manufacture of machinery for rubber or plastic processing

28.99.Z - Manufacture of other special-purpose machinery not elsewhere classified

58.29.Z - Publishing of other software

61.10.Z - Activities in the field of wired, wireless, and satellite telecommunications

61.20.Z - Activities related to the resale of telecommunications services and telecommunications mediation

61.30.Z - Telecommunications

61.90.Z - Activities in other telecommunications fields

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

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

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

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

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

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

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

66.30.Z - Activities related to fund management

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

68.31.Z - Real estate brokerage

68.32.Z - Other real estate activities on behalf of third parties

70.21.Z - Head office activities and management consultancy

70.22.Z - Head office activities and management consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

73.11.Z - Advertising agency activities