Group
- Da Gof Rockerz1
- Da House of Pain1
- Dakkar Unlimited1
- Dan's Destroyers1
- Dancing Mindfulness with Ramona1
- Dangerously Adorable Productions1
- Daphne Reeder1
- Dark Angel Gaming1
- Dark Duality Productions, Inc1
- Dark Horse1
- DarkFyre Ent1
- DarkSide Con1
- Darker Age Press1
- Dave Graham / Battle Game Sports and Hobbies1
- David M. Ewalt1
- Dawn Xiana Moon1
- Decision Games1
- Defenders of Kobold1
- Design Thingies1
- Devious Weasel1