| Company | Timeline | Status | |
| Granite Data Systems Ltd Director • Teacher | 22 Apr 1996←17 Years→28 Oct 2013 | Active | |
| Troygrove Ii Limited Director • Director | 15 Nov 1993←31 Years→13 May 2025 | Dissolved | |
| Troygrove Limited Secretary • Unreported | 31 Mar 1991←34 Years→Current | Active | |
| Troygrove Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
