| Company | Timeline | Status | |
| Pamian Properties Limited Director • Company Director | 30 Apr 1992←33 Years→Current | Active | |
| Firth Brothers Limited Director • Company Director | 9 May 1991←34 Years→Current | Active | |
| Firth Powerfix Limited Director • Company Director | 9 May 1991←16 Years→3 Aug 2007 | Dissolved | |
