| Company | Timeline | Status | |
| The Matrix Trust Secretary • Tax Manager | 20 Feb 2003←4 Years→5 Dec 2007 | Active | |
| The Matrix Trust Director • Tax Manager | 1 Jul 2002←5 Years→5 Dec 2007 | Active | |
| BG Overseas Investments Limited Director • Taxation Specialist | 1 Dec 1993←2 Years→1 Dec 1995 | Dissolved | |
| BG UK Holdings Limited Director • Taxation Specialist | 1 Nov 1993←2 Years 1 Month→1 Dec 1995 | Active | |
Acre Exploration Limited Director • Taxation Specialist | 1 Nov 1993←2 Years 1 Month→1 Dec 1995 | Dissolved | |
Acre Oil (U.K.) Limited Director • Taxation Specialist | 1 Nov 1993←2 Years 1 Month→1 Dec 1995 | Dissolved | |
| BG Overseas Holdings Limited Director • Taxation Specialist | 8 Sep 1993←2 Years 2 Months→1 Dec 1995 | Active | |
