| FORTICRETE LIMITED | Glass, ceramics, cement and stone | 1927 | Full accounts |
| LONGLEY CONCRETE LTD | Glass, ceramics, cement and stone | 1947 | Full accounts |
| COLTMAN PRECAST CONCRETE LIMITED | Other manufacturing | 1971 | Full accounts |
| KANON LIQUID HANDLING LTD | Machinery and equipment | 2003 | Total exemption (full) |
| STEELMANS BROACHES UK LIMITED | Machinery and equipment | 2004 | Total exemption (full) |
| JASON WILFORD SERVICES LIMITED | Repair and installation of machinery | 2007 | Total exemption (full) |
| CHILLERTECH LIMITED | Repair and installation of machinery | 2010 | Total exemption (full) |