| Company | Timeline | Status | |
| Sandpiper Clad Solutions Limited Director • Engineer | 16 Jan 2017←1 Year 1 Month→6 Mar 2018 | Dissolved | |
| WR3 Ltd Director • Director | 8 Jun 2012←5 Years→31 Oct 2017 | Dissolved | |
| Northwick Associates Ltd Director • Engineer | 27 Mar 2003←22 Years→Current | Liquidation | |
| Parsons Chain Company Limited Director • Technical Director | 1 Apr 1998←4 Years→24 Jan 2003 | Dissolved | |
