| Company | Timeline | Status | |
| Coldharbour Marine Limited Director • Engineer  | 30 Nov 2009←3 Years→15 Jan 2013  | Liquidation  | |
| Transvac Systems Limited Director • Engineer  | 23 Jun 1992←33 Years→Current  | Active  | |
| Transvac Systems Limited Director • Unreported  | 1 Jan 1970←55 Years→3 Nov 2025  | Active  | |
