Companies
- Big Robot
- Big Sandwich Games
- Bigben Interactive
- Bigbig Studios
- Bigmode
- Bioware
- BioWare Edmonton
- BioWare Montréal
- Bioware Mythic
- BioWare Victory
- Bit Reactor
- Bitcomposer Games
- Bithell Games
- Bitmap Brothers
- BIU
- Bizarre Creations
- Black Bean Games
- Black Forest Games
- Black Hole Entertainment
- Black Isle Studios
- Black Rock Studio
- Black Salt Games
- Black Tabby Games
- Black Wing Foundation
- Blackbird Interactive
- Blackmill Games
- Blackpowder Games
- Blaze Entertainment
- Blazing Griffin
- Blind Mind Studios
- Blind Wink Games
- Blindside Studios
- BlitWorks
- Blitz Games
- Blitz Games Studios
- Blizzard
- Blizzard Entertainment
- Blobfish
- Blockbuster
- Bloober Team
- Bloober Team S.A.
- Blossom Minds
- Blowfish Studios
- Blue Byte
- Blue Castle Games
- Blue Fang Games
- Blue Isle Studios
- Blue Manchu
- Blue Omega
- Blue Tongue Entertainment