GABRIEL GRZENIA

62.10.B - Programming activities

18.12.Z - Other printing

33.14.Z - Repair and maintenance of electrical devices

60.20.Z - Broadcasting of general-access and subscription-based television programs and distribution of video recordings

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

62.20.A - 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

73.11.Z - Advertising agency activities

73.12.Z - Advertising through mass media

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

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