Astroscale Holdings Inc.
Altius Space Machines Inc.
D-Orbit SpA
Lockheed Martin Corporation
LMO Space
Maxar Technologies Inc.
Momentus Space
Orbit Fab Inc.
Obruta Space Solutions
Orbit Recycling
SpaceX
SpaceLogistics (a subsidiary of Northrop Grumman Corporation)
Space Machines Company
Starfish Space Inc.
Tethers Unlimited Inc.