Companies
- UFC
- UFO Interactive Games
- UIEvolution
- UIG Entertainment
- Ultimate Games
- Ultra Ultra
- Ultrahorse
- Undead Labs
- Under the Stairs
- Underground Developments
- UNIANA
- united front
- United Front Games
- United Game Artists
- Unity
- Unity 3D
- Unity Technologies
- Universal Interactive
- Universal Pictures
- Universomo
- Unknown Worlds
- Untold Games
- Upper One Games
- Uppercut Games
- USgamer
- ustwo
- UTV Ignition
- UTV Ignition Entertainment
- V Publishing
- V1 Interactive
- Valhalla Game Studios
- Valve
- Valve Corporation
- Valve Software
- Vanguard Games
- Vanillaware
- Variable State
- Vatra Games
- Vblank Entertainment
- VectorCell
- Vela Games
- Velan Studios
- VentureBeat
- Verizon Wireless
- Versus Evil
- vertigo games
- VG247
- Vicarious Visions
- Vicious Cycle Software
- Video Standards Council