Sixin Krzysztof Bykowski

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

18.12.Z - Other printing

22.29.Z - Manufacture of rubber and plastic products

26.11.Z - Manufacture of electronic components

26.12.Z - Manufacture of electronic printed circuits

26.20.Z - Manufacture of computers and peripheral equipment

43.21.Z - Installation of electrical systems

43.29.Z - Specialized construction works

43.39.Z - Specialized construction works

47.78.Z - Retail sale of other new products

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

58.29.Z - Publishing of other software

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

68.20.Z - Rental and management of own or leased real estate

74.10.Z - Specialized design activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

95.11.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles

45.32.Z