| Company | Timeline | Status | |
| Gilbert & Stamper Limited Director • Electrical Engineer | 12 Feb 1992←20 Years→17 Jun 2012 | Active | |
| W.F.Pocock Limited Director • Electrical Contractor | 16 Oct 1991←3 Years→20 Feb 1995 | Dissolved | |
| W.F.Pocock Limited Director • Unreported | 1 Jan 1970←25 Years→20 Feb 1995 | Dissolved | |
