| FRANCIS H. NEWMAN (SHIPYARDS) LIMITED | Repair and installation of machinery | 1954 | Total exemption (full) |
| C.G. & W. YOUNG LIMITED | Electrical equipment | 1974 | Total exemption (full) |
| ELECTROLINE LIMITED | Repair and installation of machinery | 1979 | Total exemption (full) |
| POWERHOUSE DESIGN AND ENGINEERING LTD. | Fabricated metal products | 1992 | Total exemption (full) |
| CALLAGHAN INTERIORS LTD | Furniture | 1992 | Total exemption (full) |
| TWICKENHAM FINE ALES LIMITED | Beverages | 2004 | Total exemption (full) |
| TECH 21 UK LIMITED | Other manufacturing | 2005 | Full accounts |
| JAIN INTERNATIONAL FOODS LIMITED | Food products | 2009 | Full accounts |
| NAPIER DESIGN & ENGINEERING LTD | Other manufacturing | 2010 | Total exemption (full) |
| SONE PRODUCTS LTD | Rubber and plastics | 2010 | Small company accounts |