1. Astrobotic Technology 2007-05-22
2. Astroscale $1M to $10M
3. Atlan Space
4. Atomos Space 2018-01-01
5. Atomrobot 2013-01-01
6. ATyges
7. AuraTech Innovation
8. AUS-ROV 2011-01-01
9. Auterion 2017-11-16
10. AutoNaut 2012-01-01
11. Avik Services
12. Avior