MEK MARCIN SZYMANIAK

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

18.13.Z - Service activities related to printing preparation

43.21.Z - Installation of electrical systems

46.50.Z - Wholesale trade of information and communication technology devices

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized

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

61.90.A - Activities in other telecommunications fields

61.90.B - Activities in other telecommunications fields

62.10.B - Programming activities

62.20.B - IT consulting and IT equipment management 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

63.91.Z - Portal and search engine activities

66.21.Z - Risk assessment and loss estimation activities

66.22.Z - Insurance agent and broker activities

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

70.20.Z - Business and management consultancy activities

71.20.C - Other technical testing and analysis

73.11.Z - Advertising agency activities

73.12.Z - Advertising through mass media

73.20.Z - Market research and public opinion polling

74.12.Z - Graphic design and visual communication activities

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

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

82.20.Z - Call center activities

85.59.D - Other non-school forms of education, not classified elsewhere