| Wesson International | DeveloperPublisher | |
| West Coast Software | DeveloperPublisher | |
| West One | Developer | |
| WestOfEntropy | Developer | |
| Westeford | Developer | |
| Western Civilization Software | Developer | |
| Western Deep, LLC | Developer | |
| Western Technologies | Developer | |
| Westlake Interactive | Developer | |
| Westmark | Developer | |
| Weston Bell-Geddes | Developer | |
| Weston Games | Developer | |
| Westone | Developer | |
| Westone Bit Entertainment | Developer | |
| WestoneTectoyBR | Developer | |
| Westside Soft House | Publisher | |
| Westwood Associates | Developer | |
| Westwood Pacific | Developer | |
| Westwood Studios | DeveloperPublisher | |
| Wetware | Developer | |
| Wevel | Developer | |
| WexDex | Developer | |
| WeylanWang | Developer | |
| Weyman Fong | Developer | |
| We’re Five Games | Developer | |
| Whackastic Bear | Developer | |
| Whale Rock Games | DeveloperPublisher | |
| WhaleBunny | Developer | |
| Whalegun | Developer | |
| Whales And Games | Developer | |
| Whalex | Developer | |
| What Guns Are What Do | Developer | |
| What Have We Done | Developer | |
| What My Feather | Developer | |
| What The Waffle | Developer | |
| WhatNames | Developer | |
| WhatTheFunStudios | Developer | |
| Whateverzone | Developer | |
| Whatnot Studios | Developer | |
| WhatsADev | Developer | |
| WhatsUpDesign | Developer | |
| WheatBoy | Developer | |
| Wheelsmif Games | Developer | |
| Wheeze | Developer | |
| Whelly | Developer | |
| Wherry | Developer | |
| WhibbsGames | Developer | |
| While (You) World.Create() | Developer | |
| While False Studios | Developer | |
| Whill | Developer | |