| Company | Timeline | Status | |
| Tetra Tech Management Services Limited Secretary • Director | 1 Jul 2008←4 Months→5 Nov 2008 | Active | |
| Wyg Engineering (Northern Ireland) Limited Director • Director | 1 Jul 2008←4 Months→5 Nov 2008 | Dissolved | |
| Tetra Tech Group Limited Director • Company Director | 16 May 2008←5 Months→5 Nov 2008 | Active | |
| White Young Green International Limited Director • Director | 17 Sep 2007←1 Year 1 Month→5 Nov 2008 | Active | |
Ernest Green Partnership Limited Director • Director | 17 Sep 2007←1 Year 1 Month→5 Nov 2008 | Dissolved | |
| Management Consultants Group Limited Director • Director | 13 Aug 2007←1 Year 2 Months→5 Nov 2008 | Dissolved | |
| International Management Consultants Limited Director • Director | 13 Aug 2007←1 Year 2 Months→5 Nov 2008 | Dissolved | |
Savell Bird & Axon Limited Director • Director | 3 Aug 2007←1 Year 3 Months→5 Nov 2008 | Dissolved | |
Wyg 22 Limited Director • Director | 10 Nov 2006←1 Year 12 Months→5 Nov 2008 | Dissolved | |
| Trench Farrow Limited Director • Director | 20 Oct 2006←2 Years→5 Nov 2008 | Active | |
