Airbus S.A.S
Austro Engine GmbH
BRP-Rotax GmbH & Co KG
GE Aviation
Hirth Engines GmbH
Honeywell International Inc.
Israel Aerospace Industries Ltd.
Northrop Grumman Corporation
Orbital Corporation Limited
UAV Engines LTD
United Technologies Corporation - Pratt & Whitney Division
UAV Factory
Rolls-Royce plc
The Boeing Company
3W International GmbH