Group
- Rogue Gamers' Guild1
- Rogue Judges6
- Roll203
- Rolling With Roc2
- Rowan, Rook and Decard16
- SFR Inc13
- Sanguine Games4
- Saving Throw7
- Scott McKinley2
- Scratchpad Publishing3
- Sea Beast Puppet Company9
- Seattle Zweihander1
- Senjitsu Jidai4
- Set Forth and The Adventure Society2
- Shades of Vengeance4
- Shadow Realm Games50
- ShadowMyths2
- Shattered Soul Game5
- ShivLarps2
- Silver Knights Chess1