| Company | Timeline | Status | |
| Maitland Securities Limited Secretary • Director | 12 Sep 2003←22 Years→Current | Active | |
Interface International Management Limited Secretary • Unreported | 12 Apr 1994←9 Years→29 Aug 2003 | Dissolved | |
| Grantham Court Management Limited Secretary • Unreported | 1 Aug 1992←5 Years→15 May 1998 | Active | |
Pan American Sulphur Company Limited Secretary • Unreported | 12 Apr 1992←1 Year 5 Months→22 Sep 1993 | Dissolved | |
| Lee Hecht Harrison Penna Limited Secretary • Unreported | 3 Jan 1992←2 Years 7 Months→19 Aug 1994 | Active | |
| Maitland Securities Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
