Group
- Afterverse5
- Agate Editions3
- Agate RPG3
- Albino Dragon, Inc.17
- Alboria Inc1
- Alcazar1
- Alderac Entertainment Group156
- Alexandria Game Studies3
- All-Mid eSports Events12
- Alternity Games3
- AluminumChainmail6
- AluminumChainmail.com2
- Always Winter Knights1
- Amarillo Design Bureau4
- Amorphous Blob Games5
- Amtgard49
- And Sewing Is Half the Battle!9
- Andy D1
- AnimEigo2
- Anime Crossroads29