35
Business management services; business administration; technical management of aeroplanes and/or aeroplane fleets; recruitment of flight personnel, technical ground staff and non-technical ground staff; technical and organisation consultancy in the field of air travel
37
Maintenance of aeroplanes and parts therefor, servicing and upgrading of aeroplanes and parts therefor, repair of aeroplanes and parts therefor, conversion of aeroplanes and parts therefor, modernisation of aeroplanes and parts therefor; construction and conversion of fittings for aeroplane cabins; repair and maintenance of electronic and optical apparatus, propulsion mechanisms, motors and engines and drive units for air vehicles containing machine parts, for others
38
Telecommunications; gathering and supplying of information relating to technical innovations for aeroplanes and parts therefor
39
Transport; packaging and storage of goods; storage and transport of materials required for the maintenance, servicing, repair, conversion and modernisation of aeroplanes
42
Engineering in the field of aviation, for others; aeroplane technician, flight engineer and flight technician services, interior design; creating and further development of computer-aided maintenance and overhaul programs for aeroplanes and parts therefor; development on non-computer-dependant maintenance programs for aeroplanes and parts therefor