| Access Games | DeveloperPublisher | |
| Access GamesJP | Publisher | |
| Access Software | DeveloperPublisher | |
| AccessCreative Manchester | Developer | |
| Accidental Queens | Developer | |
| Accidental Software | Developer | |
| Accidently Awesome Studios | Developer | |
| AccipiterStudios | Developer | |
| Acclaim | DeveloperPublisher | |
| Acclaim (US/EU) | Publisher | |
| Acclaim Cheltenham | Developer | |
| Acclaim Entertainment | DeveloperPublisher | |
| Acclaim Entertainment (NA) | Publisher | |
| Acclaim Entertainment (US) | Publisher | |
| Acclaim Entertainment (US/EU) | Publisher | |
| Acclaim Entertainment EU | Publisher | |
| Acclaim Entertainment, Inc. | Publisher | |
| Acclaim EntertainmentEU | Publisher | |
| Acclaim EntertainmentEU,NA | Publisher | |
| Acclaim EntertainmentJP | Publisher | |
| Acclaim EntertainmentNA | Publisher | |
| Acclaim EntertainmentNA/PAL | Publisher | |
| Acclaim EntertainmentPAL | Publisher | |
| Acclaim EntertainmentPAL/NA | Publisher | |
| Acclaim EntertainmentUS | Publisher | |
| Acclaim JP | Publisher | |
| Acclaim Japan | Publisher | |
| Acclaim Japan JP | Publisher | |
| Acclaim JapanJP | Publisher | |
| Acclaim Max Sports | Publisher | |
| Acclaim NA | Publisher | |
| Acclaim NA/EU | Publisher | |
| Acclaim Sports | Publisher | |
| Acclaim Studios Austin | Developer | |
| Acclaim Studios Cheltenham | Developer | |
| Acclaim Studios Croydon | Developer | |
| Acclaim Studios London | Developer | |
| Acclaim Studios Manchester | Developer | |
| Acclaim Studios Salt Lake City | Developer | |
| Acclaim Studios Teesside | Developer | |
| AcclaimEU | Publisher | |
| AcclaimPAL,NA | Publisher | |
| AcclaimUS | Publisher | |
| Accolade | DeveloperPublisher | |
| Accolade (Nick Wilson) | Developer | |
| Accolade (US) | Publisher | |
| Accolade (company) | DeveloperPublisher | |
| Accolade Inc. | Publisher | |
| Accolade NA | Publisher | |
| Accolade, Inc. | DeveloperPublisher | |