| Exe Create | Developer | |
| Execution Unit | Developer | |
| Exequor Studios | Developer | |
| Exidy | Publisher | |
| Exidy (license) | Publisher | |
| Exidy / | Publisher | |
| Exient | Developer | |
| Exient Entertainment | Developer | |
| Exiin | Developer | |
| Exilland | Developer | |
| Eximir | Developer | |
| Existential | Developer | |
| Existential Games | Developer | |
| Existenztim | Developer | |
| Exit | DeveloperPublisher | |
| Exkee | Developer | |
| Exkyo | Developer | |
| Exmat | Developer | |
| Exo | Developer | |
| ExoPrism | Developer | |
| Exodius Studios | Developer | |
| Exodus Software | Developer | |
| Exon Games | Developer | |
| Exor Studios | DeveloperPublisher | |
| Exorde | Developer | |
| Exordium Games | DeveloperPublisher | |
| Exortus | Developer | |
| Exotypos | DeveloperPublisher | |
| Expansive Worlds | Developer | |
| ExperaGameStudio | Developer | |
| Experience | DeveloperPublisher | |
| Experience Inc. | DeveloperPublisher | |
| ExperienceMix | Developer | |
| Experiment 101 | Developer | |
| Experiment 26 | Developer | |
| Experimental Game Design | Developer | |
| Experimental Gamer Studios | DeveloperPublisher | |
| Expert Software | Publisher | |
| Expert Source Code Inc. | Publisher | |
| ExpertyGames | Developer | |
| ExpiredSeaweed | Developer | |
| Explain | Developer | |
| Exploding Knees | Developer | |
| Exploding Tuba Studios | DeveloperPublisher | |
| ExplodingBits | Developer | |
| Explosive Tulip | Developer | |
| Explosm Games | Developer | |
| Expotato | Developer | |
| Express Software | Publisher | |
| Expressed Unity | Developer | |
| Expresso Studios | Developer | |
| Exquisite Bytes | Developer | |
| Exquisite Corps | Developer | |
| Exrays | Developer | |
| Extar | Developer | |
| Extend Interactive | Developer | |
| Extend Studio | Developer | |
| Extended Play | Developer | |
| Extended Play Productions | Developer | |
| ExtinguishedGames | Developer | |
| Extra | Developer | |
| Extra Life Entertainment | Developer | |
| Extra Mile Studios | DeveloperPublisher | |
| Extra Miles Studio | DeveloperPublisher | |
| Extra Nice | Developer | |
| ExtraSopa | Developer | |
| Extreme | Publisher | |
| Extreme Developers | Developer | |
| Extreme Entertainment Group | DeveloperPublisher | |
| Extreme Entertainment Group NA | Publisher | |
| Extrokold | Developer | |
| Extron | Developer | |
| Extrone | Developer | |
| ExtrudedSquared | Developer | |
| Exxcluded | Developer | |
| Exxos | DeveloperPublisher | |
| Exxos Software | Publisher | |
| Eye of Entropy | Developer | |
| EyeCancer | Developer | |
| Eyebrow Interactive | DeveloperPublisher | |
| Eyes 8 | Developer | |
| Eyesight Technologies | Developer | |
| Eyesodic Games | Developer | |
| Eyewars | Developer | |
| Eylon :D | Developer | |
| Eyot_Zex | Developer | |
| Eyst Pty. Ltd. | Developer | |
| Ezekiel Rage | Developer | |
| Ezepov | Developer | |
| Ezki_Jams_Account | Developer | |
| Ezo2 | Developer | |
| Ezra Dogteeth | Developer | |
| Ezra Magaram | Developer | |
| Ezra Mason | Developer | |
| Ezra Robinson | Developer | |
| Ezra Szanton | Developer | |
| EzraKiteck | Developer | |
| F Creative Factory | Developer | |
| F David Thorpe | Developer | |
| F J A R N S K A G G L | Developer | |