| Company | Timeline | Status | |
| National Grid North Sea Link Limited Director • Chartered Engineer | 25 Mar 2013←3 Months→12 Jul 2013 | Active | |
| National Grid Belgium Limited Director • Chartered Engineer | 18 Dec 2012←1 Year 9 Months→30 Sep 2014 | Dissolved | |
| Nemo Link Limited Director • Chartered Engineer | 31 Oct 2012←8 Months→12 Jul 2013 | Active | |
| National Grid Interconnector Holdings Limited Director • Chartered Engineer | 31 Oct 2012←1 Year 11 Months→30 Sep 2014 | Active | |
| National Grid Interconnectors Limited Director • Chartered Engineer | 17 Sep 2012←9 Months→12 Jul 2013 | Active | |
| Britned Development Limited Director • Chartered Engineer | 15 Sep 2012←10 Months→8 Aug 2013 | Active | |
| National Grid Carbon Limited Director • Chartered Engineer | 3 Sep 2012←2 Years→30 Sep 2014 | Active | |
| National Grid Plus Limited Director • Chartered Engineer | 3 Sep 2012←2 Years→30 Sep 2014 | Active | |
| National Grid International Limited Director • Chartered Engineer | 3 Sep 2012←2 Years→30 Sep 2014 | Active | |
| Carbon Sentinel Limited Director • Chartered Engineer | 24 Jul 2012←3 Months→31 Oct 2012 | Active | |
