| Company | Timeline | Status | |
| Independent Meters Limited Director • Company Director | 11 Feb 2004←1 Year 6 Months→31 Aug 2005 | Active | |
| Quadrant Pipelines Limited Director • Engineer | 2 Apr 2003←2 Years 5 Months→31 Aug 2005 | Active | |
| Independent Pipelines Limited Director • Consultancy Managing Director | 8 Aug 2001←4 Years→31 Aug 2005 | Active | |
| DL Energy Consulting Limited Director • Consultant | 21 May 1999←1 Year 5 Months→30 Oct 2000 | Dissolved | |
