| Company | Timeline | Status | |
| Fan Systems (London) Limited Director • Company Director | 13 May 1996←29 Years→Current | Active | |
| W.G. Cannon Air Engineering Limited Director • Engineer | 20 Jul 1991←34 Years→Current | Active | |
| Fan Systems Group Limited Director • Engineer | 20 Jul 1991←2 Years 1 Month→18 Aug 1993 | Active | |
