Companies
- BT Media Co, Ltd
- BT Openreach
- BT Retail
- Budcat Creations
- Buffalo Studios
- Bug-Tracker
- Bugbear Entertainment
- Build A Rocket Boy
- Bulkhead Interactive
- Bulkypix
- BulletFarm
- Bungie
- Bungie Studios
- Butterscotch Shenanigans
- bwin Interactive Entertainment AG
- bwin party plc
- bwin.party digital entertainment plc
- ByteBrew
- Bytedance
- CAA
- Camouflaj
- Campfire Cabal
- Campo Santo
- Canesta
- Capcom