Group
- Aaron Witten14
- Ab Intra Productions1
- Abend, Roter & Kay Enterprises4
- Aberrant22
- Aberrant Games3
- Able Kompanie161
- Able Kompanie - Indianapolis9
- Able Kompanie, Game Korp12
- Above Board2
- Academy Games461
- Accidental Cyclops2
- Accidental Cyclops Games6
- Acmelab Creations2
- Acrobatica Infiniti1
- Acrobatica Infiniti Circus3
- Acrobatica Infinti1
- Action Phase Games1
- Action Phase Games LLC2
- Active Improv9
- Ad Astra Games58