Companies
- Diva
- Dixons Retail
- Dlala Studios
- Dodge Roll Games
- Dolby Laboratories
- DONTNOD Entertainment
- Dorado Games
- DotEmu
- Double Eleven
- Double Fine Productions
- Double Fusion
- Double Helix Games
- Double Loop Games
- doublesix
- Dovetail Games
- Dr D
- Dr D Studios
- Dream Harvest
- DreamHack
- Dreamrift
- Dreamworks
- Drecom Co.
- DrinkBox Studios
- dtp entertainment
- Dubit