| Company | Timeline | Status | |
| Rathborne & Roche Limited Secretary • Structural Engineer | 16 Aug 1999←5 Months→11 Feb 2000 | Active | |
| Chelmvale Limited Director • Draughtsman | 22 Nov 1991←34 Years→Current | Active | |
| Chelmvale Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
