| WCCCSummerCamp | Developer | |
| WEAVERACTIVE | Developer | |
| WECANLEAK | Developer | |
| WESTOPIA | Developer | |
| WFLSOFTWARE | Developer | |
| WFS | DeveloperPublisher | |
| WForWombo | Developer | |
| WHAM | Developer | |
| WICKED_LY | Developer | |
| WID STUDIO | Developer | |
| WID Studio | Developer | |
| WIGHTfOX | Developer | |
| WIM Games | Developer | |
| WIZGAR | Developer | |
| WIneSays | Developer | |
| WJS Design | Developer | |
| WMS Industries | Publisher | |
| WMY Studio | Developer | |
| WONKWARE™ | Developer | |
| WOODEN PC GAMES | Developer | |
| WOW Entertainment | Developer | |
| WP Studio | Developer | |
| WRAITER | Developer | |
| WRIT | Developer | |
| WS Net | DeveloperPublisher | |
| WS-Games | Developer | |
| WSM Game Studio | Developer | |
| WVUGameDevelopers | Developer | |
| WW: 11 Bit Studios | Publisher | |
| WW: 13AM Games | Publisher | |
| WW: 1C Company | Publisher | |
| WW: 2Awesome Studio | Publisher | |
| WW: 2K Sports | Publisher | |
| WW: 505 Games | Publisher | |
| WW: 7 Raven Studios | Publisher | |
| WW: 7Levels | Publisher | |
| WW: AGM | Publisher | |
| WW: Aardman Animations | Publisher | |
| WW: Abylight | Publisher | |
| WW: Activision | Publisher | |
| WW: Adamgryu | Publisher | |
| WW: Adult Swim Games | Publisher | |
| WW: Agatsuma Entertainment | Publisher | |
| WW: Agetec | Publisher | |
| WW: Aksys Games | Publisher | |
| WW: Amanita Design | Publisher | |
| WW: Arc System Works | Publisher | |
| WW: Aspyr | Publisher | |
| WW: Atlus | Publisher | |
| WW: Atlus USA | Publisher | |
| WW: Attu Games | Publisher | |
| WW: Auroch Digital | Publisher | |
| WW: BLG Publishing | Publisher | |
| WW: BadLand Publishing | Publisher | |
| WW: Bandai Namco Entertainment | Publisher | |
| WW: BandanaKid | Publisher | |
| WW: BeiZ | Publisher | |
| WW: Beijing Spirit Games | Publisher | |
| WW: Bergsala Lightweight | Publisher | |
| WW: Big John Games | Publisher | |
| WW: Big Way Games | Publisher | |
| WW: Bigben Interactive | Publisher | |
| WW: Borealys Games | Publisher | |
| WW: Buka Entertainment | Publisher | |
| WW: Capcom | Publisher | |
| WW: Chorus Worldwide | Publisher | |
| WW: Chucklefish | Publisher | |
| WW: Cinemax | Publisher | |
| WW: Circle Entertainment | Publisher | |
| WW: Cleaversoft | Publisher | |
| WW: Cranky Watermelon | Publisher | |
| WW: Crave Entertainment | Publisher | |
| WW: Crazy Monkey Studios | Publisher | |
| WW: Curve Digital | DeveloperPublisher | |
| WW: D3 Publisher | Publisher | |
| WW: Deep Silver | Publisher | |
| WW: Degica | Publisher | |
| WW: Degica Games | Publisher | |
| WW: Destructive Creations | Publisher | |
| WW: Devolver Digital | Publisher | |
| WW: Digerati | Publisher | |
| WW: Digital Crafter | Publisher | |
| WW: Disney Interactive Studios | Publisher | |
| WW: Dispatch Games | Publisher | |
| WW: Dolores Entertainment | Publisher | |
| WW: DrinkBox Studios | Publisher | |
| WW: EastAsiaSoft | Publisher | |
| WW: Eidos Interactive | Publisher | |
| WW: Endgame Studios | Publisher | |
| WW: Engine Software | Publisher | |
| WW: EnjoyUp Games | Publisher | |
| WW: Exor Studios | Publisher | |
| WW: Facepalm Games | Publisher | |
| WW: Flyhigh Works | Publisher | |
| WW: Flying Carpets | Publisher | |
| WW: Focus Home Interactive | Publisher | |
| WW: Forever Entertainment | Publisher | |
| WW: Four Horses | Publisher | |
| WW: Frozenbyte | Publisher | |
| WW: Gamelion | Publisher | |