| Name | Types | |
|---|---|---|
| ACES Studios | Developer | |
| ACGodliman | Developer | |
| ACID.Games | Developer | |
| ACIDATM | Developer | |
| ACMI.ScreenIt | Developer | |
| ACOT | Developer | |
| ACRO Studio | Developer | |
| ACTION MEDIAS JEUNES | Developer | |
| ACTIONSQUARE | DeveloperPublisher | |
| ACat | Developer | |
| ACooper | Developer | |
| ACsplash | Developer | |
| AD1Crazy | Developer | |
| ADE | Developer | |
| ADI Development | Developer | |
| ADIS1 | Developer | |
| ADITYA ⋈ SAH | Developer | |
| ADK | DeveloperPublisher | |
| ADM | DeveloperPublisher | |
| ADiggins | Developer | |
| ADvertainment Software | Developer | |
| AEC Software | Publisher | |
| AECRNIA | Developer | |
| AESO | Developer | |
| AETuts | Developer | |
| AEtharr | Developer | |
| AFTERLIFE | Developer | |
| AG Corp. | Developer | |
| AG Dev | Developer | |
| AGAR | Developer | |
| AGEOD | DeveloperPublisher | |
| AGGROCRAB | Developer | |
| AGGStudios | Developer | |
| AGGroAzteca | Developer | |
| AGI | Publisher | |
| AGL Studios | Developer | |
| AGPX | Developer | |
| AGZA13th | Developer | |
| AGamerAaron | Developer | |
| AGsilverAG | Developer | |
| AHAKuo | Developer | |
| AI | Developer | |
| AI Factory | DeveloperPublisher | |
| AIA | DeveloperPublisher | |
| AIA Games | Publisher | |
| AIA USA | Publisher | |
| AIC Spirits | Developer | |
| AIE Seattle | Developer | |
| AIL | DeveloperPublisher | |
| AIM | Developer |