| Company | Timeline | Status | |
| Couch Perry & Wilkes LLP Designated LLP Member • Unreported | 27 Jan 2006←4 Months→31 May 2006 | Active | |
Couch Perry & Wilkes (Consulting) Limited Director • Engineer | 11 Apr 2003←3 Years→31 May 2006 | Dissolved | |
| Green Gables (Sutton Coldfield) Limited Director • Consulting Engineer | 24 Jun 1999←3 Years→25 Feb 2003 | Active | |
| C. P. W. Services Limited Director • Electrical Engineer | 13 Oct 1997←8 Years→31 May 2006 | Active | |
