| Company | Timeline | Status | |
| Heasn Limited Director • Deputy Managing Director | 1 Mar 2010←1 Year 8 Months→31 Oct 2011 | Active | |
| David Webster Limited Director • Director | 1 May 2008←5 Years→28 Mar 2014 | Active | |
| Equans E&S Infrastructure UK Limited Director • Director | 23 Mar 2006←8 Years→28 Mar 2014 | Active | |
| D W Projects Limited Director • Director | 16 Feb 2004←10 Years→28 Mar 2014 | Active | |
| Equans E&S Infrastructure UK Limited Director • Quantity Surveyor | 2 Sep 2002←1 Year 5 Months→16 Feb 2004 | Active | |
