| Company | Timeline | Status | |
| Swale Engineering Services Limited Director • Secretary/director | 19 Nov 1991←30 Years→19 Apr 2022 | Dissolved | |
| Swale Engineering Services Limited Secretary • Unreported | 19 Nov 1991←30 Years→19 Apr 2022 | Dissolved | |
| E.M.Parker Instruments Limited Director • Secretary | 19 Nov 1991←33 Years→Current | Active | |
| E.M.Parker Instruments Limited Secretary • Unreported | 19 Nov 1991←33 Years→Current | Active | |
