| Company | Timeline | Status | |
| O-Gen UK Limited Secretary • Company Secretary | 23 Dec 2008←11 Years→30 Nov 2020 | Active | |
O-Gen Plymtrek Limited Secretary • Unreported | 13 Jun 2008←2 Years 4 Months→28 Oct 2010 | Dissolved | |
O-Gen Energy Limited Secretary • Unreported | 29 Jan 2008←7 Years→1 Dec 2015 | Dissolved | |
Ogen Limited Secretary • Unreported | 21 Jul 2006←9 Years→24 Nov 2015 | Dissolved | |
| Stoke Energy Limited Secretary • Unreported | 2 Aug 2005←11 Years→4 Jan 2017 | Liquidation | |
