| Company | Timeline | Status | |
| Desmonde Partnership Ltd Director • Company Director | 20 Sep 2018←7 Years→Current | Active | |
Graham Shell Penrose Ltd Secretary • Unreported | 25 Apr 2005←11 Years→23 Aug 2016 | Dissolved | |
Hydrock Byways & Highways Limited Director • Company Director | 7 Oct 2004←5 Months→1 Apr 2005 | Dissolved | |
| Kernovation Ltd Director • Structural Engineer | 20 Dec 1999←25 Years→Current | Active | |
| Castria Limited Director • Engineer | 1 Feb 1995←16 Years→5 Apr 2011 | Active | |
