| ID | Name | Type |
|---|---|---|
| #18373 | Boston Electronics System Training | P |
| #1841 | Bourne Educational Software Ltd | Z |
| #17081 | Bowie Electronics | A |
| #17082 | Bowies - The Computer People | I |
| #17083 | Boxers Mail Out | S |
| #1842 | Boxoft | P |
| #1843 | Boxsoft | Z |
| #15786 | Boytonbrook | ? |
| #1844 | Bozidar Pasaric | ? |
| #1845 | Br0mba | ? |
| #1846 | Brad | ? |
| #18654 | Brad O'Donnell | + |
| #1847 | Bradley Clutton | + |
| #1848 | Bradway Software | Z |
| #1849 | Brain | ? |
| #1850 | Brain Wave | Z |
| #17084 | BrainDrain | S |
| #1851 | Brainbox Software | Z |
| #1852 | Braingames | Z |
| #1853 | Brainman | ? |