| Company Name | Software Titles |
|---|---|
| DigiTech | 5 |
| Datacard | 5 |
| DT Soft | 5 |
| DHI Computing Service | 6 |
| DisplayLink | 6 |
| Documentum, a division of EMC | 6 |
| DameWare Development | 6 |
| Digital Blue | 6 |
| Dynex | 7 |
| Danware Data A-S | 7 |
| DocuWare AG | 7 |
| DeviceVM | 7 |
| DYMO | 7 |
| DDH Software | 7 |
| Dundas Data Visualization | 7 |
| DocFinity | 8 |
| DDNI | 8 |
| Datacolor | 8 |
| Don Johnston | 9 |
| Delcam | 9 |
| Disney | 9 |
| DataViz | 10 |
| Devart | 10 |
| Diskeeper | 10 |
| DivXNetworks | 11 |
| Dovestones Software | 12 |
| DeLorme | 13 |
| Dassault Systemes | 13 |
| DJ Inkers | 13 |
| DigitalPersona | 14 |
| Dictaphone | 14 |
| Deltek | 15 |
| DMC | 20 |
| DivX | 21 |
| D-Link | 21 |
| Distech Controls | 47 |
| Default Company Name | 86 |
| Dell | 396 |