| Company | Timeline | Status | |
| Vacuum Impregnated Products Limited Secretary • Unreported | 1 Apr 1997←1 Year 4 Months→1 Aug 1998 | Active | |
| Vacuum Impregnated Products Limited Director • Engineer | 22 Sep 1992←30 Years→20 Feb 2023 | Active | |
| Vacuum Impregnated Products Limited Director • Unreported | 1 Jan 1970←53 Years→20 Feb 2023 | Active | |
