| ID | Name | Type |
|---|---|---|
| #1907 | Brian Sides | + |
| #1908 | Brian Skidmore | + |
| #18888 | Brian Sweet | + |
| #1909 | Brian W. Kernighan | + |
| #19630 | Brian Wall | + |
| #1910 | Brian William Wright | + |
| #1911 | Brian Wilson | + |
| #19577 | Brice Rive | + |
| #1912 | Bridge Software | Z |
| #1913 | Bridgebrook Intek | ? |
| #19848 | Briefer | - |
| #16512 | Brightentayle | - |
| #17085 | Brightsoft Computers | S |
| #1914 | Brimardon Computer Racing Service | Z |
| #17086 | BritSales | H |
| #1915 | Britannia Software Ltd | P |
| #21351 | British Gas | P |
| #1916 | British Heritage Philatelics | Z |
| #1917 | British Lion Film Corporation | Z |
| #1918 | British Micro | Z |