| JOHN WYETH & BROTHER LIMITED | Pharmaceuticals | 1914 | Full accounts |
| AEI COMPOUNDS LIMITED | Chemicals | 1920 | Full accounts |
| INSTRO PRECISION LIMITED | Computers, electronics and optics | 1964 | Full accounts |
| STEVENS & CARLOTTI LIMITED | Fabricated metal products | 1967 | Total exemption (full) |
| RENAIR ANTENNAE LIMITED | Machinery and equipment | 1990 | Total exemption (full) |
| MALIBU GRAINS LIMITED | Food products | 2002 | Total exemption (full) |
| HARTMAN MARINE SERVICES LIMITED | Repair and installation of machinery | 2002 | Total exemption (full) |
| TOTAL MOTOR CARE LIMITED | Repair and installation of machinery | 2002 | Total exemption (full) |
| HIGHWAY MARINE SERVICE CENTRE LIMITED | Repair and installation of machinery | 2007 | Total exemption (full) |
| GODMERSHAM PROPERTY SERVICES LIMITED | Wood products | 2010 | Total exemption (full) |