| ID | Name | Type |
|---|---|---|
| #21701 | ReSeT | + |
| #12099 | React | Z |
| #12100 | Reaction | ? |
| #15938 | Read-Out Books & Software | Z |
| #17659 | Read-Out Publishing Company | B |
| #12101 | Ready Soft | Z |
| #12102 | Reaktor | P |
| #12103 | Real Masters | Z |
| #12104 | Real Roth | ? |
| #12105 | Real Software | Z |
| #12106 | Real Time Software | Z |
| #12107 | Realtime Games Software Ltd | P |
| #12108 | Reanimator Group | Z |
| #18530 | Rebecca Bettencourt | + |
| #18531 | RebeccaRGB | - |
| #12109 | Rebel | ? |
| #12110 | Rebellion Developments Ltd | Z |
| #18195 | Rebelstar Without a Cause | - |
| #12111 | Rebit Computer | Z |
| #12112 | Rebound | Z |