| Company | Timeline | Status | |
| Coltan Engineers Limited Director • Director | 16 Aug 2010←12 Years→4 Apr 2023 | Dissolved | |
Rayridge Conveyors Limited Director • Mechanical Engineer | 31 Jul 1992←1 Year 2 Months→5 Oct 1993 | Dissolved | |
Ercon Metal Finishing Systems Limited Director • Mechanical Engineer | 31 Jul 1992←1 Year 2 Months→5 Oct 1993 | Active | |
