1. Airbus S.A.S.
2. Asteroid Mining Corporation Ltd.
3. AstroForge
4. Bradford Engineering BV
5. Helios Project Ltd.
6. iSpace Inc.
7. Karman Plus
8. Kleos Space S.A.
9. Moon Express Inc.
10. Northrop Grumman Corporation
11. Off-World Inc.
12. Shackleton Energy Company
13. Sierra Space Corporation
14. Space Exploration Technologies Corp.
15. SpaceFab.US
16. The Boeing Company
17. Trans Astronautica Corporation
18. Turion Space
19. Virgin Galactic Holdings Inc.