| Company | Timeline | Status | |
| Firth Sheet Metal Limited Director • Sheetmetal Engineer | 13 Feb 1993←6 Months→31 Aug 1993 | Active | |
| Firmac Limited Secretary • Unreported | 6 Jul 1991←2 Years 1 Month→31 Aug 1993 | Active | |
| Firmac Limited Director • Engineer | 6 Jul 1991←2 Years 1 Month→31 Aug 1993 | Active | |
