| Company | Timeline | Status | |
| Advanced Materials Ltd Director • Unreported | 5 Jun 1998←27 Years→Current | Active | |
| Silpro Ltd Director • Company Director | 6 Aug 1996←2 Years 7 Months→4 Mar 1999 | Active | |
| Silicone Extrusions Limited Director • Technical Director | 31 Dec 1990←21 Years→21 Aug 2012 | Dissolved | |
