GMB Grzegorz Brzyszcz

62.10.B - Programming activities

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

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

43.21.Z - Installation of electrical systems

47.40.Z - Retail sale of information and communication technology equipment

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized

58.19.Z - Other publishing activities, excluding software publishing

58.21.Z - Publishing of computer games

58.29.Z - Publishing of other software

60.31.Z - News agency activities

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

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

61.90.A - Activities in other telecommunications fields

61.90.B - Activities in other telecommunications fields

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

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

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

63.92.Z - Other information-related services

70.20.Z - Business and management consultancy activities

71.20.C - Other technical testing and analysis

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

73.11.Z - Advertising agency activities

73.12.Z - Advertising through mass media

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

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