| ID | Name | Type |
|---|---|---|
| #1531 | Barbara Zeleznik | + |
| #17064 | Bargain Software | S |
| #1532 | Barisoft | Z |
| #17065 | BarleyCorn Publications | X |
| #1533 | Barn Software | Z |
| #1534 | Barnaby Page | ? |
| #1535 | Barnaby Smith | + |
| #1536 | Barnard Electronics | Z |
| #1537 | Baron Ashler | - |
| #18706 | Barrett Otte | + |
| #1538 | Barrie Tyler | + |
| #1539 | Barrons | ? |
| #1540 | Barry Adams | + |
| #21416 | Barry Bayley | + |
| #1541 | Barry Benson | + |
| #1542 | Barry C. Thorne | + |
| #1543 | Barry Costas | + |
| #1544 | Barry F. O'Reilly | + |
| #1545 | Barry G. Cornhill | + |
| #21417 | Barry Hayman | + |