| Company | Timeline | Status | |
| Invent Design Ltd Director • Engineer  | 9 Feb 2010←15 Years→Current  | Active  | |
| Package Lift Components Limited Director • Director  | 28 Feb 2008←15 Years→26 Dec 2023  | Dissolved  | |
| Propbrook Limited Director • Unreported  | 28 Feb 2008←17 Years→Current  | Liquidation  | |
| Fisher Leak Group Limited Director • Director  | 9 Jan 2008←17 Years→Current  | Active  | |
| Fisher Leak Automation Limited Director • Engineer  | 27 Nov 2006←18 Years→Current  | Active  | |
| Leaksys Limited Director • Engineer  | 27 Nov 2006←18 Years→Current  | Active  | |
| Fisher Leak Systems Limited Director • Engineer  | 21 Jun 1999←26 Years→Current  | Active  | |
| Tryweld Limited Director • Engineer  | 7 Oct 1994←6 Years→25 Apr 2001  | Active  | |
