Rafał Sławiński SEJNET

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

33.12.Z - Repair and maintenance of machinery

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

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

43.21.Z - Installation of electrical systems

47.41.Z - Retail trade

47.42.Z - Retail trade

47.78.Z - Retail sale of other new products

47.79.Z - Retail sale of used products

58.13.Z - Publishing of journals and periodicals

58.14.Z - Publishing activities

58.19.Z - Other publishing activities, excluding software publishing

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

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

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

61.90.Z - Activities in other telecommunications fields

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

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

64.19.Z - Other monetary intermediation

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

71.12.Z - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

73.12.A - Advertising through mass media

73.12.B - Advertising through mass media

73.12.C - Advertising through mass media

73.12.D - Advertising through mass media

74.20.Z - Photographic activities

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

82.91.Z - Activities of collection agencies and credit bureaus

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