ST-SYSTEM Tomasz Sklenarski

58.29.Z - Publishing of other software

26.11.Z - Manufacture of electronic components

26.12.Z - Manufacture of electronic printed circuits

26.20.Z - Manufacture of computers and peripheral equipment

26.30.Z - Manufacture of (tele)communication equipment

26.40.Z - Manufacture of electronic consumer products

26.51.Z - Manufacture of measuring, controlling, and navigation instruments

27.11.Z - Manufacture of electric motors, generators, and transformers

27.12.Z - Manufacture of electrical distribution and control apparatus

27.33.Z - Manufacture of installation equipment

27.40.Z - Manufacture of lighting equipment

27.90.Z - Manufacture of other electrical equipment

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

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

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

29.31.Z - Manufacture of electrical and electronic equipment for motor vehicles

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

33.19.Z - Repair and maintenance of other equipment and installations

33.20.Z - Installation of industrial machinery, equipment, and devices

43.21.Z - Installation of electrical systems

59.11.Z - Activities related to the production of films, video recordings, and television programs

59.12.Z - Post-production activities related to films, video recordings, and television programs

60.39.Z - Other content distribution activities

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

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

61.90.B - Activities in other telecommunications fields

62.10.A - Programming activities

62.10.B - Programming activities

62.20.A - IT consulting and IT equipment management activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

71.12.B - Engineering activities and related technical consultancy

71.20.C - Other technical testing and analysis

72.10.Z - Scientific research and development in natural and technical sciences

74.14.Z - Other specialized design activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

77.33.Z - Rental and leasing of office machinery and equipment, including computers

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

77.40.B - Leasing of intellectual property and similar products, excluding works protected by copyright

80.09.Z - Other security activities, not elsewhere classified

95.10.Z - Repair and maintenance of computers and telecommunications 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

96.99.Z - Other individual services not classified elsewhere