| Manufacturer | Sector | Year | Accounts type |
|---|---|---|---|
| SCANWEL LIMITED | Other manufacturing | 1974 | Total exemption (full) |
| MEINERS D.E.L. LIMITED | Computers, electronics and optics | 1987 | Total exemption (full) |
| HYPERSPIN LIMITED | Other manufacturing | 2001 | Total exemption (full) |
| WILLIAMS HOMES (BALA) LIMITED | Wood products | 2003 | Full accounts |
| ADVANCE ENGINEERING SERVICES LIMITED | Fabricated metal products | 2004 | Total exemption (full) |