1. AEROVIRONMENT
2. AIRBUS GROUP SE
3. ALTI UAS
4. ARCTURUS UAV
5. AURORA FLIGHT SCIENCE (ACQUIRED BY BOEING)
6. AUTEL ROBOTICS
7. BAE SYSTEMS PLC
8. BOEING
9. ISRAEL AEROSPACE INDUSTRIES (IAI)
10. KITTY HAWK
11. LEONARDO GROUP
12. LILIUM AVIATION
13. LOCKHEED MARTIN CORPORATION
14. TEXTRON INC.
15. XTI AIRCRAFT COMPANY