| Manufacturer | Part Number | Description |
|---|---|---|
| Headland | HT18 | PC/AT Controller |
| Headland | HT18B | PC/AT Controller |
| Headland | HT12 | Single 286 AT Chip |
| Headland | HT18C | PC/AT Controller |
| Headland | HT22 | 386SX/286 Single Chip |
| Headland | HT18A | PC/AT Controller |
| Headland Technology | HT216-32 | Local Bus VGA Controller |
