| Company | Timeline | Status | |
| Cranworth Testing Services Ltd Director • Director  | 12 Jul 2016←5 Years→8 Feb 2022  | Dissolved  | |
DJR Consulting Limited Director • Director  | 9 Jul 2009←8 Years→8 Aug 2017  | Dissolved  | |
| Brookthorpe Ltd Director • Technical Consultant  | 15 Jan 2000←5 Years→2 Jun 2005  | Active  | |
