| Company | Timeline | Status | |
| Southern Gas Networks Plc Director • Company Director  | 15 Apr 2005←1 Month→1 Jun 2005  | Active  | |
| DNS Halsey Associates Limited Director • Director  | 11 Apr 2005←20 Years→Current  | Active  | |
| DNS Halsey Associates Limited Secretary • Director  | 11 Apr 2005←20 Years→Current  | Active  | |
| Northern Gas Networks Limited Director • Company Director  | 27 Aug 2004←7 Months→15 Apr 2005  | Active  | |
| Scotland Gas Networks Plc Director • Company Director  | 27 Aug 2004←9 Months→1 Jun 2005  | Active  | |
| Energy And Utility Skills Limited Director • Director Network Policy  | 30 Jan 2002←1 Year 9 Months→20 Nov 2003  | Active  | |
