Group
- Red Shirt Games / Ottawa Red Shirts47
- Rio Grande Games and GB71
- Rio Grande Games/GB7111
- Rogue Judges39
- S3 Limited7
- SLAG6
- SP Entertainment3
- Sabertooth Games133
- Score Entertainment21
- Slimbone Charities9
- Smirk & Dagger Games5
- Snarling Frog Productions1
- Soaring Peace Caern2
- Social Games4
- Solaris 7 Coalition18
- Spartacus Publishing4
- St Paul Area Road Knights (SPARK)2
- Steve Jackson Games MIB50
- Storm Reavers9
- Stormreavers23