| Company | Timeline | Status | |
| Connexion Microwave Technologies Limited Director • Certified Accountant | 16 May 2014←11 Years→Current | Active | |
| Castle Microwave Systems Limited Director • Certified Accountant | 25 May 2000←13 Years→16 May 2014 | Active | |
| Alphamates Limited Director • Certified Accountant | 24 May 2000←13 Years→16 May 2014 | Active | |
| Castle Group Holdings Limited Director • Certified Accountant | 20 Apr 2000←14 Years→16 May 2014 | Active | |
| Castle Group Holdings Limited Secretary • Certified Accountant | 20 Apr 2000←14 Years→16 May 2014 | Active | |
| Croft Television Limited Secretary • Certified Accountant | 11 Aug 1999←1 Year 10 Months→22 Jun 2001 | Active | |
| Liquid Events Limited Secretary • Unreported | 30 Jun 1998←15 Years→22 Jan 2014 | Active | |
M. Press Limited Director • Accountant | 13 Apr 1992←27 Years→17 Sep 2019 | Dissolved | |
| Twyford Property Management Company Limited Director • Accountant | 31 Mar 1992←5 Years→27 Feb 1998 | Active | |
| Alphamates Limited Secretary • Unreported | 14 Feb 1992←22 Years→16 May 2014 | Active | |
