Companies
- Work With Indies
- World Makers
- World's Edge
- Worldpay
- Worlds Untold
- Writers Guild of America
- Wushu Studios Ltd
- WWE
- WWS, Sony Computer Entertainment Europe
- X (formerly Twitter)
- xaitment
- Xaviant
- Xbite
- Xbox Game Studios
- Xendex Holding GmbH
- Xfire
- Xider Games
- XLGAMES
- XMG Studio
- XR Games
- XS Software JSCo
- XSEED Games
- Xsens
- Xsolla
- Yacht Club Games