Group
- Creative Energy Arts4
- Crimson Hand Gamers6
- Critters at Gen Con1
- Crochetwerks11
- Crocodile Games1
- Cryptozoic Entertainment28
- Cubicle 7 Entertainment83
- Currey Ingram Academy2
- Czech Games Edition828
- D20 Burlesque1
- DDM Guild7
- DDWRPG3
- DGS Games12
- DIY RPG Productions2
- DPH Games Inc.11
- DR Games144
- Damsels of Dorkington6
- Dan the Bard5
- Dancing and Dragons37
- Dannielle's Jewelry3