| Company | Timeline | Status | |
| Planningfinder Ltd Director • Chartered Engineer | 20 Mar 2007←4 Years→1 Apr 2011 | Dissolved | |
| Tangaroa Consulting Ltd Director • Chartered Engineer | 14 Sep 2006←16 Years→25 Oct 2022 | Dissolved | |
Powerwave UK Limited Director • Engineering Consultant | 29 Jul 1997←4 Years→28 Dec 2001 | Dissolved | |
