| Name | Types | |
|---|---|---|
| BIG BAG | Developer | |
| BIG EVIL CORPORATION | Developer | |
| BIG VOXEL | Developer | |
| BIGGRIMM | Developer | |
| BIGHONKINBURGER | Developer | |
| BINCURLGAMES | Developer | |
| BIO | Developer | |
| BIT-GEN | Developer | |
| BIank | Developer | |
| BJNick | Developer | |
| BK-TN | Developer | |
| BKR | Developer | |
| BLA? | Developer | |
| BLACK MAGIC | Developer | |
| BLANKdev | Developer | |
| BLAST_HARBOUR | Developer | |
| BLG Publishing | Publisher | |
| BLKOUTSTUDIOS | Developer | |
| BLSturton | Developer | |
| BLUESIDE Inc. | Developer | |
| BLUNT ACTION | Developer | |
| BMB Compuscience | Publisher | |
| BMC | Publisher | |
| BMESZFE | Developer | |
| BMG | Publisher | |
| BMG Entertainment (EU) | Publisher | |
| BMG Entertainment (JP) | Publisher | |
| BMG Interactive | Publisher | |
| BMG InteractiveJP | Publisher | |
| BMG InteractivePAL | Publisher | |
| BMG Japan | DeveloperPublisher | |
| BMG Victor | Publisher | |
| BMouse | Developer | |
| BNC Design Studios | DeveloperPublisher | |
| BNN | Publisher | |
| BNN0Games | Developer | |
| BNUT | Developer | |
| BOLD Games | Publisher | |
| BOMB Software | Developer | |
| BOON | Developer | |
| BOSS Comunication | Publisher | |
| BOUJIA | Developer | |
| BOWSERMOUTH | Developer | |
| BPB Games | Developer | |
| BPS | Publisher | |
| BRAINOS | Developer | |
| BRANCHES | Developer | |
| BRANE | Developer | |
| BRHM-GameDev | Developer | |
| BROCCOLI | DeveloperPublisher |