Przedsiębiorstwo Techniki Scenicznej WKA Estrada Aleksy Kalinowski

59.20.Z - Sound recording and music publishing activities

27.40.Z - Manufacture of electric lighting equipment

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

33.14.Z - Repair and maintenance of electrical equipment

43.21.Z - Electrical installation

74.20.Z - Photographic activities

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

90.01.Z - Performing arts activities

90.02.Z - Support activities to performing arts

93.29.B - Pozostała działalność rozrywkowa i rekreacyjna

95.12.Z - Repair and maintenance of (tele)communication equipment

95.21.Z - Repair and maintenance of consumer electronics

96.09.Z - Other personal service activities not elsewhere classified