Group
- Rite Publishing2
- Rock Manor Games4
- Rogue Games, Inc.2
- Rogue Judges131
- Rogue Wizard Publishing1
- Role Playing Public Radio3
- Roll One Games6
- Roll204
- Roo Sack Gamers4
- S2 Adventures14
- SET Enterprises, Inc.1
- SFR Inc.22
- SRG Universe11
- SWM Gamers97
- Samardan Press2
- San Francisco Star Wars Gaming Meetup2
- Sandy Pug Games1
- Sasquatch Game Studio1
- Saturday Morning Games3
- Satyr Press3