| Company | Timeline | Status | |
| Tru-Lon Printed Circuits (Royston) Limited Director • Chartered Engineer | 1 Apr 2020←2 Years→20 Apr 2022 | Dissolved | |
| Stevenage Circuits Limited Director • Unreported | 1 Apr 2020←5 Years→Current | Liquidation | |
Trackwise Developments Limited Director • Director | 3 Feb 2012←7 Years→14 May 2019 | Dissolved | |
| Auriga Energy Limited Director • Director | 12 Jul 2002←7 Years→22 Oct 2009 | Active | |
| Auriga Energy Limited Secretary • Director | 12 Jul 2002←7 Years→22 Oct 2009 | Active | |
| Trackwise Designs Plc Director • Chartered Engineer | 3 Apr 2000←25 Years→Current | Liquidation | |
| 101 Cotham Brow Limited Director • Engineer | 31 Dec 1991←3 Years→17 Jan 1995 | Active | |
