| HOPE TECHNICAL DEVELOPMENTS LIMITED | Motor vehicles and parts | 1962 | Total exemption (full) |
| QUICKSILVER TECHNOLOGY LIMITED | Fabricated metal products | 1973 | Total exemption (full) |
| A.T.O.M. LIMITED | Other manufacturing | 1984 | Total exemption (full) |
| SINTERCAST LIMITED | Fabricated metal products | 1986 | Small company accounts |
| STAIN-SHIELD LIMITED | Chemicals | 1995 | Total exemption (full) |
| ARROW LIFT ENGINEERS LIMITED | Repair and installation of machinery | 1998 | Total exemption (full) |
| KEMETYL UK LTD | Chemicals | 2007 | Small company accounts |
| FORWARD VISION SOLUTIONS LIMITED | Repair and installation of machinery | 2008 | Total exemption (full) |
| SMINK LIMITED | Other manufacturing | 2008 | Total exemption (full) |
| JASMINE SILK LIMITED | Textiles | 2008 | Total exemption (full) |