| ID | Name | Type |
|---|---|---|
| #3802 | Digital Projects | Z |
| #3804 | Digital Reality [RU] | Z |
| #3803 | Digital Reality [UK] | Z |
| #3805 | Digital Research Inc | Z |
| #3806 | Digital Star | Z |
| #3807 | Digitronics | Z |
| #3808 | Dilithium Press | Z |
| #21674 | Dillan [Bearsden Primary 2023] | + |
| #20562 | Dillon Whitehead | + |
| #3809 | Dilwyn Jones | + |
| #3810 | Dimasoft | Z |
| #17223 | Dimension Computers | R |
| #16013 | Dimension Graphics | Z |
| #3811 | Dimensions 41 | Z |
| #3812 | Dimidrol | - |
| #3813 | DimikSoft | Z |
| #3814 | Dimitri Koveos | + |
| #19643 | Dimitry Apanovitch | + |
| #3815 | Dimitry Golovanov | + |
| #3816 | Dimitry Kulikov | + |