| Company | Timeline | Status | |
| H & J Limited Secretary • Retired | 1 Sep 2006←8 Years→1 Apr 2015 | Active | |
| Portway (Penarth) Management Limited Director • Chartered Engineer | 19 Oct 1998←2 Years→9 Nov 2000 | Active | |
| P M R Products Limited Director • Radio Engineer | 21 Dec 1995←10 Years→9 Jan 2006 | Active | |
| Servotron Instruments Limited Director • Director | 31 Jan 1992←9 Years→2 Feb 2001 | Active | |
| Servonetic Control Instruments Limited Director • Director | 31 Jan 1991←10 Years→2 Feb 2001 | Active | |
