- Cerberus S.A
- Main business：designing, installating and maintening of electronic safety & security systems
- Germany (Service provider) [Unverified ]
- Southeast Aviation
- Main business：used aircraft sale , aircraft full-service aviation
- USA [Unverified ]
- MAC Air Group
- Main business：air charter, aircraft sales, management, avionics, maintenance and FBO services
- USA (Traders,Service provider) [Unverified ]
- CeoTronics AG
- Main business：electronic systems for professional communication in difficult environmental conditions
- Germany (Service provider) [Unverified ]
- South Haven Airport
- Main business：used aircraft sale , aircraft full-service aviation
- USA [Unverified ]
- St. Johns Airport
- Main business：used aircraft sale , aircraft full-service aviation
- USA [Unverified ]
- Centralp
- Main business：Hostile environments – vibration – restricted space – extended temperature range – safety requirements – energy consumption – EMC compatibility – sustainability
- France (Manufacturer,Service provider) [Unverified ]
- Cemg - Aerosauvetage
- Main business：Maintenance, product support and spares, transport
- France (Service provider) [Unverified ]
- Celerc Microtechniques
- Main business：Pilot and navaids. Airborne equipment and systems.
- France (Service provider) [Unverified ]
- Ceici Electronics
- Main business：Maintenance, product support and spares, transport. Subcontracting, mechanical items and metal working.
- France (Service provider) [Unverified ]
- CEFA SAS
- Main business：mechanical engineering, structures, aquatic and land propulsion, pressure vessels, piping, welding and electronic and digital systems
- France (Traders,Service provider) [Unverified ]
- Cedip Infrared System
- Main business：Airport Security (Aviation) Emergency Equipment and Fire Protection (Aviation) Engineering (Defence) Helicopter services (Aviation) Research and Development (Defence) Test / Inspection Equipment (Defence) Test / Inspection Equipment (Aviation) Unmann
- France (Traders,Service provider) [Unverified ]
- St. Elmo Aviation
- Main business：used aircraft sale , aircraft full-service aviation
- USA [Unverified ]
