| STEELITE INTERNATIONAL EXPORTS LTD | Glass, ceramics, cement and stone | 1985 | Audit-exempt subsidiary |
| DYNAMIC PUMP SERVICES LIMITED | Machinery and equipment | 1993 | Total exemption (full) |
| ULTRALIFE BATTERIES (UK) LTD. | Repair and installation of machinery | 1994 | Small company accounts |
| ROBUST UK LIMITED | Fabricated metal products | 1997 | Full accounts |
| NISCAM LIMITED | Computers, electronics and optics | 1998 | Total exemption (full) |
| VARLEY HYDRAULICS LIMITED | Machinery and equipment | 2002 | Total exemption (full) |
| L. JONES (JOINERY) LIMITED | Other manufacturing | 2003 | Total exemption (full) |
| BOILERSERVE.COM LIMITED | Other manufacturing | 2004 | Total exemption (full) |