1.

RaptorUAS 2013-01-01

2.

Reamda

3.

Regulus Cyber 2016

4.

Robomoco

5.

ROBOPLANET 2000-02-08

6.

Robotic Skies 2013-01-01

7.

RobSense

8.

Rocket Technology

9.

Rocketfarm

10.

Romaeris Corporation 2010-01-01

11.

RSL 1987

12.

Saber Astronautics