| Company | Timeline | Status | |
| Markco Management Limited Director • Unreported | 21 Dec 2009←15 Years→Current | Active | |
| Jeffreys Henry LLP Non-designated LLP Member • Unreported | 20 Feb 2004←18 Years→22 Jun 2022 | Liquidation | |
| JHMS Limited Director • Chartered Accountant | 19 Nov 2003←20 Years→23 Jul 2024 | Dissolved | |
| JH Management Services Limited Director • Chartered Accountant | 10 Apr 1992←9 Years→19 Oct 2001 | Dissolved | |
