| ID | Name | Type |
|---|---|---|
| #1960 | Buffer Micro Ltd | P |
| #1961 | Bug Bitten Ltd | Z |
| #1962 | Bug-Byte Premier | Z |
| #1963 | Bug-Byte Software Ltd | P |
| #15789 | Bug-Free | Z |
| #1964 | Bugbear | ? |
| #1965 | Bugbear Games | Z |
| #1966 | Bugsy | - |
| #1967 | Buho Software | Z |
| #22397 | Buka | - |
| #18449 | Bukster Games | P |
| #17092 | Bulldog Distribution | M |
| #1968 | Bulldog Software | Z |
| #17094 | Bulldog Software Library | X |
| #1969 | Bulldog Software [1] | Z |
| #1970 | Bulldog Software [2] | Z |
| #1971 | Bulldog Software [3] | Z |
| #1972 | Bullet-Proof Software Inc | Z |
| #17095 | Bullocks Home Entertainment Centre | S |
| #18522 | Bumfun Software | ? |