| Company | Timeline | Status | |
| Northbourne Park School Limited Director • Research Scientist | 18 Nov 1991←1 Year 8 Months→31 Jul 1993 | Active | |
| Sandwich Bay (Residents) Limited Director • Chartered Chemist | 9 Jun 1991←10 Years→30 Jun 2001 | Active | |
| Northbourne Park School Limited Director • Unreported | 1 Jan 1970←23 Years→31 Jul 1993 | Active | |
