| Company | Timeline | Status | |
| Optichrome Computer Solutions Limited Director • General Manager | 8 Mar 1995←2 Years 1 Month→30 Apr 1997 | Active | |
| Optichrome Computer Systems Limited Director • General Manager | 21 Dec 1990←6 Years→30 Apr 1997 | Active | |
| Optichrome Computer Systems Limited Director • Unreported | 1 Jan 1970←27 Years→30 Apr 1997 | Active | |
