ZBIGNIEW KOŚCIUK

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

43.21.Z - Installation of electrical systems

47.41.Z - Retail trade

47.42.Z - Retail trade

47.59.Z - Retail trade

47.61.Z - Retail sale of books

47.62.Z - Retail sale of newspapers, periodicals, and paper articles

49.41.Z - Road freight transport

55.10.Z - Hotels and similar accommodation establishments

55.20.Z - Tourist accommodation and short-term accommodation facilities

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

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

63.11.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

68.10.Z - Real estate activities on own account and development of building projects

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

74.30.Z - Translation and interpretation activities

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

82.11.Z - Office administrative support activities and other business support services

82.19.Z - Office administrative support activities and other business support services

85.59.A - Foreign language education

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