| Company | Timeline | Status | |
Linford Browne O'Brien Limited Director • Television Producer | 1 Oct 2001←12 Years→29 Jul 2014 | Dissolved | |
| Amethyst Television Limited Director • Producer | 16 May 1991←34 Years→Current | Active | |
| Amethyst Television Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
