| Company | Timeline | Status | |
| Ace 2000 Engineering Limited Director • Director | 13 Dec 1999←2 Years 8 Months→12 Aug 2002 | Dissolved | |
| Ace 2000 Engineering Limited Secretary • Unreported | 13 Dec 1999←2 Years 8 Months→12 Aug 2002 | Dissolved | |
Martin Austen Publishing Limited Director • Publisher | 25 Jul 1997←20 Years→2 Jan 2018 | Dissolved | |
