Zbigniew "Feliks Tes" Teska's Services

96.99.Z - Other individual services not classified elsewhere

43.21.Z - Installation of electrical systems

43.35.Z - Performing other finishing construction works

53.20.Z - Other postal and courier 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

63.91.Z - Portal and search engine activities

63.92.Z - Other information-related services

70.20.Z - Business and management consultancy activities

73.20.Z - Market research and public opinion polling

73.30.B - Other public relations and communications activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

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

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

78.10.Z - Employment placement and recruitment services

81.10.Z - Auxiliary activities related to maintaining buildings

82.10.Z - Office administrative support activities, including related services

82.40.Z - Intermediary activities in business support services, not elsewhere classified

95.10.Z - Repair and maintenance of computers and telecommunications equipment