| Company | Timeline | Status | |
| Highcroft Management Company Limited Director • Optical Technician | 28 Jul 1999←26 Years→Current | Active | |
| South Coast Optical Limited Secretary • Unreported | 31 Oct 1997←28 Years→Current | Active | |
| South Coast Optical Limited Director • Engineer | 26 Oct 1995←30 Years→Current | Active | |
