| Company | Timeline | Status | |
| Rock Engines Ltd Director • Engineer | 20 Sep 2000←24 Years→31 Dec 2024 | Dissolved | |
| Tivoli Place Management Company (Cheltenham) Limited Director • Engineer | 17 Jul 1996←29 Years→Current | Active | |
| Tivoli Place Management Company (Cheltenham) Limited Director • Engineer | 17 Jul 1996←28 Years→28 Feb 2025 | Active | |
