| LINNELL BROTHERS LIMITED | Wood products | 1940 | Total exemption (full) |
| MACHINERY PLANT SERVICES LIMITED | Repair and installation of machinery | 1972 | Total exemption (full) |
| EKA LIMITED | Ships, aircraft, rail and other transport | 1978 | Total exemption (full) |
| TS&W LIMITED | Food products | 1989 | Total exemption (full) |
| ATLANTECHS LIMITED | Motor vehicles and parts | 1990 | Total exemption (full) |
| MAKKIPAK LTD | Other manufacturing | 1999 | Unaudited abridged |
| VINTAGE CAR RADIATOR COMPANY LIMITED | Ships, aircraft, rail and other transport | 2001 | Total exemption (full) |
| DIGITAL PRINT MANAGEMENT LIMITED | Printing and recorded media | 2001 | Total exemption (full) |
| SANDWELL UK LIMITED | Other manufacturing | 2001 | Unaudited abridged |
| BOXER ENGINEERING SERVICES LTD | Repair and installation of machinery | 2002 | Total exemption (full) |
| STABLE FABRICATION LIMITED | Fabricated metal products | 2002 | Total exemption (full) |
| ARDEN COFFEE LIMITED | Food products | 2004 | Total exemption (full) |
| AMELEC TECHNICAL SOLUTIONS LIMITED | Computers, electronics and optics | 2004 | Total exemption (full) |
| DIAMOND HARD SURFACES LIMITED | Other manufacturing | 2004 | Unaudited abridged |
| TOWBURY COURT FINE FOODS LIMITED | Food products | 2005 | Total exemption (full) |
| SILVERSTONE DESIGN LIMITED | Motor vehicles and parts | 2008 | Total exemption (full) |
| SR-TEK LIMITED | Fabricated metal products | 2009 | Total exemption (full) |
| TOWCESTER MILL BREWERY LIMITED | Beverages | 2009 | Total exemption (full) |
| NICAB LTD | Machinery and equipment | 2010 | Total exemption (full) |
| SP&F LTD | Furniture | 2010 | Total exemption (full) |