| Company | Timeline | Status | |
| Telford Technical Research Limited Director • General Manager | 2 Sep 2015←10 Years→Current | Active | |
| Brickwood Limited Director • Engineer | 5 Jan 1995←15 Years→1 Dec 2010 | Active | |
| Telford Technical Research Limited Director • Director | 31 Dec 1991←18 Years→1 Dec 2010 | Active | |
