| Company | Timeline | Status | |
| William Blythe Limited Director • Chartered Chemical Engineer | 19 Aug 1991←4 Months→23 Dec 1991 | Active | |
| 00035648 Limited Director • Chartered Engineer | 9 Aug 1991←→19 Jan 1991 | Dissolved | |
| 00035648 Limited Director • Unreported | 1 Jan 1970←21 Years→19 Jan 1991 | Dissolved | |
