| ID | Name | Type |
|---|---|---|
| #22004 | Ref | - |
| #12127 | Reflection | ? |
| #12128 | Reflective Designs | Z |
| #12129 | Reflex Arc | Z |
| #12130 | Reflex Software Developments | P |
| #12131 | Reform Software | Z |
| #12132 | Reg Beale | ? |
| #17662 | Regal Marketing | S |
| #12133 | Regent Software | Z |
| #12134 | Regis Amateur Micro Society | Z |
| #12135 | Reiner Hopfer | ? |
| #12136 | Reinhard Alff | + |
| #20468 | Reinhard Atzbach | + |
| #12137 | Reinhard Engel | + |
| #20653 | Reinhard Färber | + |
| #12138 | Reinhard Wittkopf | + |
| #12139 | Reinhold Egeler | + |
| #22382 | Reinhold Winhelm | + |
| #12140 | Reistel | ? |
| #22662 | Relax Software | P |