1. ARIANESPACE SAS
2. Blue Origin Enterprises
L.P.
3. China Aerospace Science and Technology Corporation (CASC)
4. Indian Space Research Organization
5. Interorbital Systems
6. Mitsubishi Heavy Industries
Ltd.
7. Northrop Grumman Corporation
8. Rocket Lab USA Inc.
9. ROSCOSMOS
10. Space Exploration Technologies Corp.
11. United Launch Alliance
LLC