| Wompa | Developer | |
| Wonder Amusement Studio | Publisher | |
| Wonderbelly Games | Developer | |
| Wonderful Lasers | Developer | |
| Wonderland Kazakiri | DeveloperPublisher | |
| Wonderstruck Games | DeveloperPublisher | |
| Wondo | Developer | |
| Wong Wong | Developer | |
| WongKongPhooey | Developer | |
| Wonshtrum | Developer | |
| Woo Woo Computer Company | Publisher | |
| Wood Dog Studios | Developer | |
| Wood Place | Developer | |
| WoodchuckXL | Developer | |
| Woodplace Inc. | Publisher | |
| Woodplace, Inc. | Publisher | |
| Woodsy Studio | DeveloperPublisher | |
| Wooki | Developer | |
| Woolamander | Developer | |
| Woolly Walrus Games | Developer | |
| Woozy Waiter Team | Developer | |
| Word Publishing | Publisher | |
| Word of Mouth Indie Games | Developer | |
| WordAnotherWord | Developer | |
| WordsAndDreams | Developer | |
| Wordworks | DeveloperPublisher | |
| Woric | Developer | |
| Work Force | Publisher | |
| WorkJam | DeveloperPublisher | |
| WorkOrc | Developer | |
| Workbench Entertainment | Developer | |
| Worker Bee | DeveloperPublisher | |
| Working Designs | Publisher | |
| Working Designs (NA) | Publisher | |
| Working Designs (US) | Publisher | |
| Working DesignsNA | Publisher | |
| Working DesignsUS | Publisher | |
| WorkingClassDuck | Developer | |
| Workryie Game Studio | Developer | |
| Workss | Developer | |
| World Builders Synergistic | Developer | |
| World Eater Games | Developer | |
| World Forge | Developer | |
| World Loom | Developer | |
| World Software | Developer | |
| World XXI Soft Inc. | Developer | |
| WorldOfExplorers | Developer | |
| Worldweaver Productions | Developer | |
| Worldwide Biggies | DeveloperPublisher | |
| Worm Animation | DeveloperPublisher | |
| Wormings | Developer | |
| WorstConcept Games | Developer | |
| Worthing & Moncrieff | Developer | |
| WorthlessBums | Developer | |
| Worwyk Software | DeveloperPublisher | |
| Wouter van Oortmerssen | Developer | |
| Wouter van Vugt | Developer | |
| Wow Emtertainment | Developer | |
| Wow Entertainment | DeveloperPublisher | |
| Wow Entertainment, Inc. | Developer | |
| WowzaboiModder | Developer | |
| WozzyGames | Developer | |
| Wraith Corporation | Developer | |
| Wraith Games | Developer | |
| WraithStudio | Developer | |
| Wreck Tangle Games | Developer | |
| Wren Mason-Blaug | Developer | |
| Wrench Games Studio | Developer | |
| WretchWorks | Developer | |
| Wright Esposito | Developer | |
| Wrimor | Developer | |
| Wrong Warp Games | Developer | |
| WrongPixel | Developer | |
| WuHang | Developer | |
| Wube Software | DeveloperPublisher | |
| Wubs | Developer | |
| WubsGames | Developer | |
| Wubz Games | Developer | |
| Wudgeous | Developer | |
| Wulala0515 | Developer | |
| Wumblo | Developer | |
| Wunderware | Publisher | |
| Wuppos | Developer | |
| Wur | Developer | |
| Wurd Industries | DeveloperPublisher | |
| WuzzyWizard | Developer | |
| Wwar_Game | Developer | |
| Wxzuir | Developer | |
| Wyatt | Developer | |
| Wyattari | Developer | |
| Wykkid [sic] | Developer | |
| Wylarel | Developer | |
| Wyld | Developer | |
| WyldFire Games | Developer | |
| Wylter | Developer | |
| Wynd | Developer | |
| Wynerva | Developer | |
| Wynter | Developer | |
| Wyrmkeep Entertainment | Publisher | |
| Wyrmkeep Entertainment Co. | DeveloperPublisher | |