| ID | Name | Type |
|---|---|---|
| #14298 | Taurus Computer Design | P |
| #14299 | Taurus Software | Z |
| #19536 | Tavis Reddick | + |
| #14300 | Tawny Software | Z |
| #14301 | Taylor | ? |
| #19201 | Taylor Pottery Studios | P |
| #14302 | Taylorsoft | Z |
| #14303 | Tayo Olowu | ? |
| #14304 | TcS | ? |
| #14305 | Teach Yourself | Z |
| #14306 | Teachers Pet Software | Z |
| #14307 | Team 17 | Z |
| #14308 | Team 17 Software Ltd | Z |
| #19173 | Team Moritz | P |
| #15967 | Team SAM | Z |
| #14309 | Team Siglo XXI | Z |
| #14310 | Team Site | Z |
| #14311 | Tear Fund | ? |
| #20174 | Tecfri | Z |
| #14312 | Technical Software | Z |